Diesel Engine Timing Problems
This is usually caused by deposits from the engine oil that accumulate in the ring grooves and is one. See more pictures of engines. Mechanical ignition systems use a mechanical spark distributor to distribute a high voltage current to the correct spark plug at the correct time. Diesel engine timing is accomplished through the fuel injectors (they inject fuel at the proper times). Contact a specialist at Big Bear Engine Company if you have any issues or questions concerning the Caterpillar 3306 Engine. I have heard that nissan has a problem with the 4. Timing & Detonation. The ignition delay was reduced with the advanced timing and the engine ran smoothly. 2,657 likes · 7 talking about this. , to get rid of the step timing. When i put shoke it spits even more fire. Engine assembly, quick engine assembly tips, running in a new engine, torque to yield head bolts, radiator coolant, cooling system service, fitting a screw thread insert, fitting a reclamation sleeve, stray currents are some of the engine problem topics covered in this site. php on line 143 Deprecated: Function create_function() is deprecated. Bob said he has commercial customers that easily put 15,000 hours or more on their engines without needing a major overhaul. 0TSI (EA888) Timing chain tensioner failures Water pumps also seem to be another common failure item. Timing Problems. The Sun timing light draws power from a wall outlet or, if equipped with an inverter, from the engine's 12-V or 24-V batteries (Fig. DENSO's diesel engine management system will expand to include intake air and exhaust gas recirculation (EGR) management and exhaust gas treatment, in addition to the common rail system as a core of the management system. Duramax Problems Common Problems with the 6. Usually this isn't an issue until higher mileage (150k +). BMW recognized that the timing chains in the N20 and N26 engines are an issue and their technicians are proactively replacing them before any damage is done. 0t engine problems with the timing chain tensioner should be at the top of your list. 4 engine problems…. We help you find the heavy duty truck parts that you need. The timing cover flexing forward is your problem. These Packard wires have been problems since the 40's. One other side effect is timing control. 5L diesel engine plant, and many of the employees were able to transfer to the new joint venture. The following is a short list of technical documents for your convenience. Adjust the timing to within factory specifications. So, it's crucial to provide proper service, regulate valves on time and buy only high quality oil and fuel. We offer an extensive dyno break in service for our 4. Pushrod engines, as of the 2007 model year, are no longer confined to the set-in-stone mode of cam timing, either. 0 triple turbo, note timing chains at rear of engine. The difference between a SOHC 4. Do turbocharged engines cause more problems? RICHARD RUSSELL. Sometimes timing is adjusted in the opposite direction to fix a smoking or a lag problem. Timing that is too far advanced will cause the engine to overheat. The best defense is to have these items checked at least once a year by a mechanic who has experience with the Ford 5. 9L Cummins 24-valve engines. Measuring tape 3. Has there been any notable problems with the 2. This should be normal since it has 137,000 miles on it. All GM industrial engines are Vortec engines. Checking Engine Compression. One other side effect is timing control. A Yanmar diesel with around 400psi will become very hard to start. On all Villiers Engines the Magneto, as its name implies, is built into the flywheel, which is an arrangement greatly simplifying the construction of the engine, and helping to lessen the weight of the complete machine. It also has programming that controls injection timing to some extent. It seems there was an issue with timing chains stretching for 06-08 Holdens. Chevy Cruze 1. Am I correct that some Audi V6 engines are being/have been migrated to a timing chain, to replace the belt that has been used for years? An Audi salesman claimed this is so and that an A6 3. If this happens you will need the cylinder head to be removed and the valves to be replaced. You need to determine TDC for #1 cylinder for this procedure. 6L Duramax has been in production since 2001 and has proved, on a large scale, to be a relatively reliable and durable platform. First, you should know that there are two types of timing in an engine: cam timing and ignition timing. 3L is one of the most common engines on the road in America. Installing a Diesel Injection Pump & Setting the Timing Learn how to properly install your diesel injection pump and ensure that the timing is correct. It also makes the gas mileage to plummet. If you have a low battery or a weak starter you might not be able to get the engine spinning fast enough to start. To check ignition timing, first remove drive belt. The auxiliary engines are generally four stroke diesel engines. A BMW N20 and N26 engine lawsuit alleges the timing chains cause total failure of the engines that can only be repaired by replacing the direct injection turbocharged engines that can cost up to. 3 international diesel timing. If you have an engine with glow plugs, verify that the glow plug system is working. The problem traced by the dealership always remains the same, timing chain failure. Problems in this area will cause diesel engine starting problems, uneven running and white smoke when the engine is cold. The TdV6 also has a problem where the timing belt tensioner bolts to the oil pump housing. 2 Course contents/Background material Objectives The layout and design particularly of the six-cylinder engine is based on the following primary objectives: • The creation of a top-of-the-range diesel engine for all BMW model series. Dirty air filters and leaky turbocharger oil seals are relatively common. HOWEVER, it seems that there has been an isolated history of some "defective" timing chains out there (remember, they come from a supplier) and the only documented cases on lambdas seem to be isolated to early 2009 models (with late 2008 build dates of about July-October 2008). DD5™ DD8™ DD13® DD15® DD16® Legacy Engines Detroit DD13 Engine Built for Your Bottom Line. This high torque, turbocharged, light weight, and quiet engine makes it ideal for the turf equipment and small construction equipment industry. VVT systems offer higher performance at higher RPM. I even timed my YS 110 like this and I guess it must be right since it runs great. The 567 series engines have 8-1/2 inch bore with 10 inch stroke. The development of the common rail system is a landmark in significantly improving the diesel engine capabilities. If the belt is okay, the problem is no fuel. The right amount of fuel and its timing are extremely critical because it regulates the combustion of fuel and the speed of the engine. On older engine's ignition timing is set at a specific degree in relationship to the crankshaft. 9-liter 24-valve engines. An interference engine is one that has insufficient clearance between the valves and pistons if the cam stops turning due to a broken timing belt. Ignition timing refers to the point at which the spark plugs ignite the fuel within an engine's cylinder. Engine assembly, quick engine assembly tips, running in a new engine, torque to yield head bolts, radiator coolant, cooling system service, fitting a screw thread insert, fitting a reclamation sleeve, stray currents are some of the engine problem topics covered in this site. The recommended replacement intervalls for Peugeot timing belts are as follows. That includes the camshafts, rocker arms, valves, and the chain mechanism that drives them. 4L 3 valve per cylinder Triton engine. The ignition delay was reduced with the advanced timing and the engine ran smoothly. The ignition timing must be correct for the proper combustion of the air-fuel mixture. I wanted to know if models after March 2011 (when they supposedly changed the engine) have fixed this problem? Also on this model, is the timing chain still at the back of the engine or the front? Thanks. Also please check out the statistics and reliability analysis of Audi A4 based on all problems reported for the. 2012 Chevy Malibu Replacement Engine Parts. So, it’s crucial to provide proper service, regulate valves on time and buy only high quality oil and fuel. This is not true with freewheeling non-interference engines. Due to the heat of the exhaust system, the coolant may evaporate and therefore not be seen pooling beneath the vehicle. If you start to detonate back off the timing. Correct ignition timing will cause the engine to have maximum cylinder pressure at about 12 degrees after top dead center; the optimum ignition spark timing will vary by engine speed, load and air/fuel mixture. With hot cams, head work, a slightly higher compression ratio, headers and engine management changes you’re talking 180kW with no sacrifice in useable torque. If the timing is close to TDC (top-dead-center) it is possible to catch the piston just at the wrong time with the result that the engine runs backward. This creates a spark. Toyota 1AZ-FE/FSE engine reliability, problems and repair. Was questioning why timing chains are being sold for this generation engine already. 8L V6 Engine Problem. If this is the case, the best course of action would be to extract the faulty codes to know. Jim's invention of the PDC/PMD Remote Package solved the PMD failure problem and is still offered here for sale today. The ECM uses the mass air flow rate, along with other parameters, to calculate engine load. IGNITION TIMING Most engines (except diesels) use an electric spark to ignite a fuel/air mixture. One is the Toyota VVT, or Variable Valve Timing system, that has a small hydraulic device on the front of the cam to alter the timing as the engine's computer instructs. consistent problem of failure at higher mileage. Diesel engine applications normally maintain the same MPG, yet will have more power. I'm planning on purchasing a new Subaru Forester, but I've heard that Subarus in general have problems with the engines leaking oil after 40K to 50K miles. Results: New timing gear, rebuilt the starter, and igniton coil issues, and new spark plugs. Mechanical ignition systems use a mechanical spark distributor to distribute a high voltage current to the correct spark plug at the correct time. they issued tbs bulletin 11340c special coverage adjustment for timing chain wear and extended it to include 2009 cts vehicles under 120. no noise under acceleration or idle i changed the oil and also replaced the timing chain guide and hydraulic tensioner. My dad has a 89 or 90 NT88 Cummins with step timing in a log truck. Generally, timing chains last longer than timing belts, with some rated to last the lifetime of the car. Engine Stalling, Surging or Running Rough. If you notice this problem and contact a local ASE certified mechanic to inspect the issue, it's highly likely that they won't have to replace the variable valve timing switch. The Ford Triton timing chain is a complex set up featuring two separate chains. If any, your timing chain has been strained. As these motors are built with the application of the newest technologies, their owners rarely witness their malfunctions. All HUDSON ENGINES are Prone to cracks in the block as well as the manifolds Repair of these cracks is a daunting task for even the most experienced shop. The Sun timing light draws power from a wall outlet or, if equipped with an inverter, from the engine’s 12-V or 24-V batteries (Fig. VCDS AND PD TDI ENGINE HEALTH CHECK This guide applies to most VAG pd tdi engines. The timing belt issue is NOT specific to VW. Cummins is investing in two primary types of fuel cells, Proton Exchange Membrane (PEM) and Solid Oxide Fuel Cells (SOFC), as well as hydrogen production technologies in order to provide a seamless start-to-finish solution to customers. It applies to non-computer controlled engines only. SYMPTOM SUMMARY The engine emits a tapping noise on start up. If you have a low battery or a weak starter you might not be able to get the engine spinning fast enough to start. I am setting static timing before I tune the SU's I've refitted in place of a Weber. MISFIRE and TROUBLESHOOTING the ENGINE - CF-106. Diesel Engine Trader has been connecting buyers and sellers of Diesel Engines and Spares Parts since 2000. 3-L Ford Powerstroke engines. Check out MyAstrologyHoroscope. Problem CONDITION POSSIBLE CAUSE CORRECTION 10) Distributor timing not advancing properly (worn breaker plate, worn shaft, pin hole in distributor diaphragm, cracked hose, etc. Prince engines produced prior to November 2011, however, have a history of problems with the timing chain tensioner - which is responsible for maintaining tension in the timing chain - and there are four different chain tensioner designs. It seems there was an issue with timing chains stretching for 06-08 Holdens. Answer (1 of 1): Setting the fuel injection pump timing on a typical Perkins 6. Detonation contributes to overheating. You have to inspect it from time to time to know where the problem comes from. Ignition Timing with Modern Fuels Getting the ignition timing of your classic's engine right is a critical part of getting it to run properly. Most are badly stretched, but higher mileage engines will have a major problem in this area. It applies to non-computer controlled engines only. 4 3 valve engines are built to exceed far above the original OEM specifications. First let us take a quick glance on using VVT or Variable lift in petrol engines * Petrol engines always operate closer to stoichiometric a/f ratio , because they are homogeneous engine. And while advanced engine electronics and today's diagnostic tools have made it easier to pinpoint driveability problems in diesel engines, it doesn't mean that all problems are solved so easily. This is where the term pre-ignition originates. Chronology. Power found an industry-wide increase in vehicle problems for the first time in 15 years. In this study, influence of injection timing on the engine performance and exhaust emissions of a naturally aspirated, single cylinder diesel engine has been experimentally investigated when using ethanol blended diesel fuel from 0% to 15% with an increment of 5%. VW Mk5 Golf TSi Engine & Timing Chain Problem. O, THE TROUBLES I’VE SEEN! A damaged timing chain tensioner gasket on 2004-10 Ford 4. Most Thermostat Problems Happen In One Of Two Ways: If the thermostat becomes stuck in the open position, there is continuous flow of coolant into the radiator causing the engine to run cold. Re: Hatz Diesel engine problem on roller noticed that there is a home made gasket under the injection pump. com/p5fjmrx/r8n. without any shims the timing would be very early. In a straight-six engine and flat-six engine, the rocking forces are naturally balanced out, therefore balance shafts are not required. Due to the tendency to crack between the intake valve and cylinder, F244/245 engines will be replaced by F226/F227 models. 8l isuzu diesel engine. Miller cycle has been implemented in both diesel and gasoline engines. If this happens it is all over and expensive repairs will follow. (Very expensive) Is this common for the 4. Have been having this problem for a while. By: to be removed and some engines won't run without it, but if the condenser is going bad, you are likely to see a. V6 engines are inherently unbalanced. Engine timing belts should be replaced every 50,000 miles. Even a stock diesel straight out of the factory will benifit a small amount from advanced timing due to the way is was set for emissions reasons. Severe cases require professional cleaning equipment. DI Diesel Engines M57/M67 - Common Rail Sec. I have a 6. Had issues after that, too. Ford 460 Engine Misfire Problem Showing 1-5 of 5 messages. You may turn the engine by hand if you pull all spark plugs. I have read the Bosch book on VE pumps and it has no information on diesel timing events, just how the pump works. Recheck your timing on No 1 cylinder, injection should be around 23 deg before TDC. Timing that is too far advanced will cause the engine to overheat. As these motors are built with the application of the newest technologies, their owners rarely witness their malfunctions. 4 engines a set of new OEM gaskets (to re-install what is not included). Also, during this job, after the timing belt cover and timing belt have been removed, look for any leakage from the weep hole, or any drag on the pulley when you turn it by hand. shovelhead timing problem? help. Timing gears: The 235 used fiber timing gears for silence. Design defect is being reported by more and more owners of vehicles with ecoboost engines released between 2012-2014. Problems with the timing chain of the VW 1. Now that timing chain drive and oil chain drive has been changed, do I need to worry about it failing again or the new part fixes the issue? Like Like. Retarding the timing will make the power band smoother in the mid-range and give more top end over rev. 6L used in trucks, vans, and cars. Value Timing Diagram of Four Stroke Cycle Diesel Engine - Free download as PDF File (. ninety Personal Loan To Consolidate Debt six. United Diesel explains that the color, odor and quantity of diesel engine exhaust offer valuable information about many problems. I'm sorting out a total restored engine. Most modern engines no longer have distributors. This system alters the valve overlap, not the total cam duration. 7L V6 engines, its 3. Timing chain failure on the JTD Multijet engine is not unusual. and "Voila" it was out - the timing mark cast into one of the cooling fins of the head was about 5mm out of position - this JUST HAD to be the problem. 5 DCI K9K engines shredded due to misaligned Fuel Pump. However, when the timing chain is loose, it may cause a vibration inside the motor and that will produce a rattling noise as the engine idles. The most recently reported issues are listed below. Engines that are completely non-functional do not produce any exhaust, but problems that develop gradually often affect the exhaust before the engine stops working entirely. Dirty fuel is a leading cause to premature parts failure in a fuel system. Diesel engines rely on a timing meter that employs luminosity and magnetic probes to properly detect ignition patterns. We've heard rumblings that blackened buildup on the backsides of intake valves is a major problem and something that could be disastrous for motorists in the coming years. Camshaft engine problem - CRACKED / BROKEN. pdf), Text File (. This sound is the result of the sudden ignition of fuel which causes a pressure wave. I was a diesel engine mechanic for many years and used this method hundreds of times on various engines of different makes to include Indian, Russian, and Chinese military diesels. Fuel shutoff valve closed. You have to inspect it from time to time to know where the problem comes from. It has to be, considering the extreme heat environment where the injector is located. Honda’s internal timing belt runs in oil, eliminating the need for conventional drive gears. You certainly can't go by the factory specs when your engine isn't all bone stock and isn't running all factory components, especially when running an aftermarket distributor, or even a stock replacement distributor. One also should inspect the timing chain tensioner. Sometimes timing is adjusted in the opposite direction to fix a smoking or a lag problem. The timing chain fault (and the giveaway that the problem is imminent is a high-pitched “tinkling” sound coming from the engine, although it can still fail without warning) was supposed to. If there’s a spark when the engine is cranked, it has ignition. Visit HowStuffWorks to see the top 5 signs of engine trouble. The 261 truck engines used an aluminum set. Timing chain problems. We talked to a tech at Stanadyne. Basically this means the diesel fuel injection pump has a timing failure. May 17, 2018 — A VW timing chain class-action lawsuit may be nearing the end as the automaker has. CarComplaints. Clean screen; if. 0t engine problems with the timing chain tensioner should be at the top of your list. The fuel injector, though small, is a very solidly constructed fuel system component part. In spite of that, I was given the standard answer of 90,000 miles or 6 years. This is even more critical on direct-injection. Be sure the timing belt is replaced: the diesel engines are all interference engines, which means the engine will be damaged when the timing belt breaks. Toyota 2AR-FE Engine problems. timing with an electronic timing light. Careful exhaust observation often reveals. Have the timing checked and set to factory specs, even retarding the advance a degree or two for a high-mileage engine. Interestingly, I have been placed in 4 rental cars due to this issue, so I'd say there is a problem. Recheck your timing on No 1 cylinder, injection should be around 23 deg before TDC. 5 diesel should check out the 6. When your vehicle isn't starting, you first need to make an important distinction as to the type of no-start you have. 3JTD common rail diesel engine has twin camshafts connected at the rear by a chain, within the cylinder head. Live help available 7:00 am – 4:pm CST. In fact, the most notable advances achieved in diesel engines resulted directly from superior fuel injection system designs. In this case, it is usually caused by running "cheap" gas with inadequate octane. Engine Stalling, Surging or Running Rough. Basically, smoke from a diesel engine indicates that something is not right. Save on CARQUEST Premium Fuel/Water Separator Spin-on with Open Port for Bowl 96538 at Advance Auto Parts. We traded it for a Hyundai in 2001. 059 in) away from the engine centerline. There are two types of engines: Interference and non-interference timing belt or chain. I have a registered VCDS but couldn't find the details on what symptoms would be. It is this exact timing and fuel. World Class Products. I'll explain what do look for and how to line. Mercedes Intake Seal Ring Replacement for the Turbo Diesel. With pre-ignition, spontaneous combustion of the fuel/air mixture, before the spark ignites it, causes a more violent explosion. Pre-Evolution Engines. Toyota 1AZ-FE/FSE engine reliability, problems and repair. The Fiat 3. 6 SIDI LLT engine on the VE introduced towards the tail end of 2009. The engine is the 4. Even with a diesel engine, it is not going to be a fuel sipper. See Figure 1. Re: Hatz Diesel engine problem on roller noticed that there is a home made gasket under the injection pump. If this is your first visit, be sure to check out the FAQ by clicking the link above. Lawsuit Accuses Mazda of Hiding Timing Chain and VVT Defects in L-Series Engines August 31, 2014. 6 V6 Engine GM 3. Audi's EA888 2. mercedessource Product - Covers theory and potential problems of this device on most diesel engines 1969 to 1985 The timing device installed in the W115, W116, W123 and early W126 with OM615, OM616, and OM617 engines from 1986 to 1985 is somewhat a mystery to many owners. What Causes Diesel Engine Ticking. Hot Rod Garden Tractor Pullers Association (Reorganized). One of the major problems associated with ignition and internal combustion engines is that of misfire limits. Timing chains connect an engine's pistons with the intake and exhaust valves. In order to set an initial timing advance or timing retard for an engine, the engine is allowed to idle and the distributor is adjusted to achieve the best ignition timing for the engine at idle speed. Pump to engine timing is critical to performance. All Honda engines are interference engines. You may have noticed, the timing assembly was bathing in oil. The belts are nice and quiet, quite frankly as long as you take care of it, its not really an issue. Timing the 6. The main cause of driveability problem is the PMD / FSD Module of the electronic fuel injection system that mounts on the injector pump, it is the most common part to fail on the GM 6. 6L and the 5. Problem: I can get the engine to run at one speed and load okay, but it won't run right if I try to speed it up or slow it down. Engine Problems - Engine problems are often due to a bad fuel mix, lack of compression or lack of spark. I think I'll wait until tomorrow morning to call them first. 5 degrees at 2000 RPM with a 20 degree offset using the pulse timing method. First, you should know that there are two types of timing in an engine: cam timing and ignition timing. Marine Engines. But you also need compression and the correct spark timing. Overcooled engines run inefficiently, which leads to increased fuel consumption and higher emission levels and engine parts enduring more wear. However, the injection timing and pressure quantitatively affect the performance of diesel engine with a turbo charger are not well understood. 7L V6 engines, its 3. The intervals of opening and closing are very short -- from one-fifth of a second when idling to two hundredths of a second at 5000 rpm -- so small problems can seriously affect engine performance. Cloyes True Double Roller timing chain. This means that the camshaft is located above the valves, as shown in Figure 5. The timing marks were also poorly marked on some of the balancers we have come across. 1 engines I used to think were pretty good have a fatal manifold leak flaw. Volkswagen Jetta owners have reported 51 problems related to diesel engine (under the engine and engine cooling category). Is the Installation of performance products emissions legal? All of the performance products Oregon Fuel Injection installs are emissions legal. Effect of Injection Timing and Coolant Temperatures of DI Diesel Engine on Cold and Hot Engine Startability and Emissions. Current Rebates & Specials. 5? If an electronic injected 1994+, timing is a program in the ECM. See the result of incorrect ignition timing. If that happens in a diesel engine, that means either the fuel/air mixture is wrong, injection timing is wrong, or the compression is. If the timing is close to TDC (top-dead-center) it is possible to catch the piston just at the wrong time with the result that the engine runs backward. Distributorless ignition systems (DIS) have been around for almost a decade now, and have eliminated much of the maintenance that used to be associated with the ignition system. Another problem with low grade dampers is the elastomer bonding can lose its adherence to the inner and outer structure. Contact a specialist at Big Bear Engine Company if you have any issues or questions concerning the Caterpillar 3306 Engine. With mechanical diesel engines it can be a bit trickier to find the issue at hand without the corresponding ECM code however these tips above should give you at least a place to look. 20 August 2010. The best defense is to have these items checked at least once a year by a mechanic who has experience with the Ford 5. TSB 09-07-97 replace the timing chain, sprockets and timing chain tensioner. BMW N13 motor was produced in 2011 and replaced all previous naturally aspirated 4-cylinder engines such as N43B16, N43B20, N45B16, N45B20S, N46B18 and N46B20. A poorly designed timing chain tensioner can cause major engine damage. If you allow it to continue for too long, your engine can suffer permanent damage. Treat mild cases with a high quality fuel-injector cleaner additive. As these engines age (time not mileage) I am seeing more and more valve related problems showing up in my shop. 0, the timing gear set in on the rear of the engine. If you are sure that your car is suffering from backfiring, you need to check for the engine timing again and see if the distributor is bolted in a very secure manner to the engine of the car. Learn the difference between initial and total timing, and how to check yours. BMW Problem Timing Chain. Fill tank with recommended fuel. Proper timing is all-important to the thermo-efficiency of the engine. 1969 Pontiac Grand Prix. Then the other day the truck started to backfire and stall out of nowhere. was told timing gear tooth chipped, chain slipped one notch, and messed up the timing. With a timing meter at hand, carefully remove the appropriate glow plug and install the luminosity probe. If this happens you will need the cylinder head to be removed and the valves to be replaced. The International Harvester 6. I am studying four stroke ICE engines (as a mechanic) and there is something I can't fully understand about the combustion process. Here are some well know faults that could save you money in the long run and a few handy hints. The cam can be changed to a HO cam or most after market cams to get the better firing order. All were Euro 5 rated so came with DPF. They record the kinds of obstacles a novice rebuilder faces, as well as my personal observations and questions along the way. php on line 143 Deprecated: Function create_function() is deprecated. 2,657 likes · 7 talking about this. Some newer cars recommend a 100,000 mile replacement on timing belts. 4L 3 valve per cylinder Triton engine. 2L in the S4 is different than the 4. Thats not to say they dont have their quirks but they are good engines. 02 Kia Sedona Timing belt tensioner: 234. On older engine's ignition timing is set at a specific degree in relationship to the crankshaft. Crafted from the finest materials, this reliable timing belt cover is just what the. Ellen, unless there is a problem that requires the timing belt to be replaced, it's replacement interval is 105,000 miles. The SBC engines from the factory sometimes had a nylon covered cam gear. This is not true with freewheeling non-interference engines. > The answer lies in the basics of petrol and diesel engine. I have a registered VCDS but couldn't find the details on what symptoms would be. 3 international diesel timing. 2 OHV was in my opinion! Can't beat the Ecotec for a 4 cylinder engine. Answer: The Kia engines use a timing belt, not a timing chain. Re: Advance timing for fuel pump Post by JK » Thu Oct 25, 2012 11:01 am If you are unable to replace the Barrels and plungers for any reason, I would suggest that you first make sure that the rest of the engine is in as good a condition as possible, especially the injectors and cylinder head valves. Learn what causes common engine problems and what repairs may be needed. 8L 2014, Premium Timing Belt by DNJ Engine Components®. Us-ing a vane-style actuator. 6 Alloytec engine, I have been reading all the threads on here and really can't find what I am after for him.