Ford engines to avoid reddit I've done synthetic every 3K on my vehicles, which is overkill, but all of my engines were immaculate and it ended up being the bodies that rusted away well before there was ever a serious engine issue. If they don’t come back 100% I’m just gonna trade the truck in. The majority of my maintenance woes have been due to bad coil packs. Had the engine replaced at 100k. Big turbo on little engine + auto equals getting randomly punched in the back then randomly clotheslined. 05-09 GT's are great cars. Top. Members Online Maximized driving efficiency on the 3. It had a high number of For the Sprinter, don't get any diesel engine from 2008 onward (they have reliability problems and catastrophic repair costs). My soapbox speech: I love the 6. From 2008 onward, Mazda built the engine themselves in Japan because they did not trust Ford to do it. The 6. Id avoid the 1. Unfortunately, if you watch the video I shared, Ford allowed dealers to use old phaser design when they were doing repairs, even after the new design was available. 6 and 1. Just perusing craigslist I see vehicles that claim to have a new engine or an engine problem in a car under 100k miles and the vast majority have turbos. If this new engine lasts as long as So for the 2004 to 2008 body style you'll want to stay away from the 5. The 2001+ models have the SOHC engine, which is the upgraded version of the 4. Slightly better fuel economy and power with the 7. 17/18 Ecoboost, 18/19 coyote seem to have the most complaints. They have gotten better not worse. they are made for fuel efficiency and emissions standards but are not anywhere near as reliable as a 2 liter naturally aspirated engine. Literally just avoid the D17 (no room for power, headgasket needed replacement ever 100k km), J37 (bad piston rings) and the the R18 from 2006-2008 model years of the civic (mould issue caused some engines to crack). Best. I avoid the first two years of any new engine or transmission. New Mother bought a new Compass, and sold it with less than 20k miles. Some owners have reported engine failures with the 2. Even if something did go wrong with the hybrid before the comparable 2. Or check it out in the app stores They are a bit pricy but do what ford wants them to. I heard some people were quoted $3000-$5000 for replacing a water pump on the Explorer. 0 or 3. 4 Triton V8 is a part of Ford's Modular V8 engine family, a 5. 5l and worse real world mpg. true. A few weeks after buying mine (was only a year old with 1 previous owner) 90% of the engine failed. 0L Turbo 4-cylinders are to be avoided - however if the deal is flaming you may be able to find one that has had the engine already replaced - you get a warranty on them too but again, if the deal is flaming. 5 litre engine the cx5 has so oil changes are no problem and we haven’t had any other problems with the car at all. Personally I like Ford and Mazda, Toyota and Honda next. 0 liter is going to feel More interested in avoiding engine problems as getting parts can be quite difficult Share Add a Comment. It should be covered under the lifetime warranty that those engines have now, so they will be replacing the small block assembly, but Toyotas are mostly reliable, but have an oil burning problem in their 4-cylinder engines. The 2010 Ford F-150 is considered to be another nightmare after that of the 2004 model. Don’t listen to them. You just may find that a 2. The Triton Ford V10 engine made its first debut in 1997. Still I bought a black label 2019 navigator with a long extended warranty, I love the car, but I suspect it's all in how you drive them, I'm old, I work my trucks hard but I dont drive like a race car driver but gently start and stop and always They are all pretty reliable. It's honestly easier to list honda engines that won't make it to 500k miles. Which Although the Ford Super Duty Diesel is a stunning pickup truck, underneath its hood is one of the worst Ford engines. 7L which I thought was a great engine (and is often overlooked). 5t engines after 2013. Good Luck 😀🚐 The 108 also can be had with a Dihatsu/Toyota engine (68hp). 5L Ecoboost is great truck engine, tons of low end and mid range torque. They put in redesigned guides that were less prone to premature failure mid 2002 so either get the older 4. My buddy had a 2012, navigator, suddenly stalled on his wife, cam phasers destroyed his engine. I was hoping to see that come to the Maverick and Bronco Sport for 2024 but no word on that happening. 0 Mav which also should net some extra life IMO. Gasoline engines are fine. Anyone have particularly bad luck with any specific year production of the transit? I understand there’s always going to be something that ends up going wrong but avoiding known lemons would be ideal. I see some people say they've had no problems but a lot of them do. They’re not as bad as, say, GM Ecotec engines, but any time you turbo an engine it has to be done right or it causes issues, and all the Ecoboost engines have one problem or another that they’ll suffer from. she said she rather wait wen it leaks to replace it 🤦🏻‍♂️ EVEN thoo i told her to switch it out b4 it goes out cuz it located INSIDE the engine once it leaks water, the motor forsure milkshake she said her dad a certified I had the v8 triton in a 2001. Ford redesigned it for 2017 and it has the coolant intrusion issues talked about from then til 2019 from a thin head gasket (due to block design) that cracks between cylinders. Great engines now. If you’re considering purchasing a Ford Bronco, you must know of potential engine problems. 7 Ford diesel Those are your two windows for a good Ford diesel. I’m on my second motor. 0 OHV engines. The auto trans are pretty crappy, so most people prefer the manual, but the manual has a low Ford had some rough years and some issues are model dependent. 26cc of capacity. 2018 Ford Escape SEL. 3 from gm. Take your pick, K20, K24, D16, D15, B16, B18, R18, J35. So if you want you can easily upgrade it to match or surpass the v8, or leave it alone to get some okay mpg. Chevy 2500, Ford F250, or Dodge 2500? I've heard horror stories about Dodge so I'm really hesitant to buy a Dodge, but they due tend to be cheaper where I'm at. Ford also had a 5. 7 Turbo Diesel engine is available in RAM 2500 and 3500 Heavy-Duty pickup trucks and RAM 3500, 4500 and 5500 The hybrid/plug-in hybrid is the most long-term reliable drivetrain, in both the engine and the transmission. 0 Ecoboost is the best of the Ecoboosts, but still has coolant intrusion issues before 2017. A little underpowered for the F150, but dang near unstoppable. 6 can be remedied with frequent oil changes and maybe a replacement timing chain. Came supercharged in thunderbirds, upsized to 4. I wouldn’t get the base V6, but both Ecoboost engines and the 5. The 108 also can be had with a Dihatsu/Toyota engine (68hp). Most of the modern stuff from the last 5 or so years have gotten better. 0 Mav the Hybrid has a longer powertrain warranty! Atkinson cycle engine only use port injection which helps with longevity AND the engine run 35% less than a comparable 2. Who told you to avoid the 6. Maintenance: Our 3. Ford decided that it’s cheaper to change engines during warranty than go back and fix the issue so once they’re out of warranty and blow up, which WILL happen at some point you are out of luck. Thanks for the help! Why ford fusion? Dont like imports? My friend had nightmares with his 03 Taurus, a few years later, 2007-2009 was around the The smallest displacement v8 America makes right now is 5l and thats the Ford coyote. 0 Ecoboost is very reliable. I've had good experiences with Fords but I know some diesels had motor To put it bluntly - I love the damn thing. Think of 20 years from now. 7L syclone is a fine motor, but not the motor to have . 4l and Chevy has 5. 7 v6 motors as the water pump is inside the engine and when they leak it will ruin the motor. The 2. 0s and 3. 7-6. 7 NA in our first van never hiccupped in 95k miles before we traded it, the 3. GM also made a 5. But the hybrid wasn't available in that body style. 0 and 2. 2014-current 6. Hey everybody, I'm looking to purchase a 2014-2019 truck in the coming months and am looking for some general ideas of what engine configurations I should avoid and which I should look Is it possible to find, or create a list of specific car or engine types/ years to avoid? I'm not up to date on all car model variation between years and surprised to always see so many people What Engines to Avoid? I’m still looking to buy an F-250, preferably diesel. 0 ecoboost and now an ecoboost Maverick. oh! The 3. It was used in several Ford E-series, F-250, F-350, Cargo vans, and Buses. 7l Diesel. Best SUVs: 2016-18 RAV4, 2015-16 Highlander, 2012-15 Lexus RX350, 2015-21Lexus The original unofficial subreddit for the Ford Motor Company. 8, All of the engines have been reliable for most owners, the 3. RVing community subreddit for all you road warriors and wagon masters! Share your love for RV news The Ford Essex v4 was manufactured between 1965 and 1977, this V4 gas engine was available in either 1. The pre-2010 is generally preferred for easier DIY maintenance and repairs. The hybrids have proven to be very durable from the day Ford introduced Get the Reddit app Scan this QR code to download the app now. The auto trans are pretty crappy, so most people prefer the manual, but the manual has a low 47 votes, 61 comments. Not sure on diesel engines. This is what sold us on the EcoBoost. Yeah the spark plugs suck and the misfires get really annoying but if you’re on top of it They're damn good trucks, man. 0 is a LOT of extra boost High-boosted small engines have become notorious for failing due to exactly this reason. 6L and 5. Well maintained they’re brilliant. 4-liter naturally aspirated eight-cylinder gasoline engine, which was first introduced in the 1997 Ford F150. They would only change the small block and not put in new engine even though we were told by many mechanic friends that that would only be a bandaid Engine Problems and Solutions. Sort by: Best. Join our community to discuss Ford news, owner stories, support, questions, and more. Had a $5,000 repair bill for a degraded header on the passenger side. If you want to avoid all that, get a 2011+ with the 5. The Mark 1 Transit van was the first to use the Essex V4 engine. I have a 2015 2. - Tesla: Avoid every Model except for Model 3 - No Jaguar, Land Rover, Maserati, only one Alfa Romeo model - Mainly telling us to avoid SUVs - Doesn't specify trim levels nor say reasons for why one would want to avoid the said cars Yes, very full list. Join our community to discuss Ford But if you're buying new to keep longer term, or you're buying used, don't. In 2020 thru 2022, they come with a 2. 4 engine basically is a stroked version of the 4. This article looks at the F150 engines you The only Ford I would STRONGLY recommend is the 2010 Ford Fusion Hybrid as it is well much known for being exceptional in every category, as according to consumer reports and cars us news with a 5/5 reliability, 9. Have a 12. Horrible car, like rowing a boat. Dodge goes from 5. Fuel economy when unloaded isn't bad at all My 2019 gets 17-18 MPG around town and 22-23 MPG on the highway, overall is 19. Reddit's community for the Subaru Ascent. So yes, Ford has lesser quality parts but you should be able to extend a Ford's life if you are willing to keep it maintained. I ordered parts like brake pads and windshield wipers from My buddy had a 2012, navigator, suddenly stalled on his wife, cam phasers destroyed his engine. We are talking about Exh Thus, we were interested to hear which Ford F-150 engines technicians would recommend – or which ones they’d avoid like the plague – and that’s precisely what this recent video from the YouTube channel Flying This article provides you with six Ford engines to avoid and what their problems were. 5 liter turboed engines just aren't made to last. 8L V10? That's maybe the best gas truck engine Ford has produced since the original 460. Some are riding on their reputation, and actually have some lemon models. Being that the On the Explorer 3. After then, they went to a hella-hyper-computerized-everything model which makes non-dealer repairs a bit harder. Nothing was wrong with the engine or the transmission or the battery, we started having issues with the fuel system and the shocks and struts got destroyed. 5 ecoboost with awd can propel the cop version to 0-60 in 5. Because of the displacement, a lot of people think it was a 350 SBC (also 5. Toyota which is the king of reliability seems to avoid them. 5 have solid reliability though. I already have the money put away to buy a new engine when something happens to this because I just can't avoid it. Apologies if this is the wrong place to ask. They all have about the same capability unless you’re looking to tow something super heavy (7,000+ Lbs). Turns out, I hated my money for years. Regular oil changes, fully synthetic Motorcraft oil, and Motorcraft filter. Everything connected to it is off a Falcon, so tired at 100k I The 2001+ models have the SOHC engine, which is the upgraded version of the 4. 5 for 2023 making them port AND direct injection. I would always try to go for a big engine that won't be buzzing like a bee the whole time. 3 MPG so far. 6l v8s. 4s on the expeditions suck because the spark plugs would seize into the head, and the cam phasers would go. The 7. 5 The original unofficial subreddit for the Ford Motor Company. For that matter, for reliability, avoid any of the Ecoboost engine vehicles as well. The 5. 0, or the 4. Loud underpowered engine. 0L Ecoboost affects "2017-2019 Fusion/MKZ built on or before 8-Apr-2019". 4 is a good engine, but proper maintenance is key. Blew the factory and two replacements within 15k miles so my shop upgraded it. The newer ones, 21 and up, so far seem fine, too early to really say for sure though. I lucked out and got a Vortec engine, albeit the little one. Second problem is the turbo and third is the trans. First issue at 34,000 kilometres. 4L model. On the plus side, it didn't really appear until 85k miles, then got bad at 95k. The hybrids have proven to be very durable from the day Ford introduced If you are interested in the F-150 of this generation, it is best to avoid that of the 2010 and 2013 model years. Tom Morana specialized in 3. Headquartered in Dearborn, Michigan, Ford is a renowned automotive manufacturer with a rich history of Get the Reddit app Scan this QR code to download the app now The diesel is the Peugeot/Citroën engine that Ford bought for the Land Rover. This guide shows which car and year to avoid Share Sort by: Best. I would avoid Subaru, BMW, Nissan, Audi, VW, and most GM. We have not had reliability issues or really any major issues with our escape and we are just shy of 100k miles on that. 5 seconds(or 5. 5L Powerboost, for all of you who are contemplating getting the hydrid drivetrain. All EFI engine management schemes will have a feature like this but it is tunable. The SI6 engines (3. Well even though I love the thing, an ej20k. If you want a city car with a good small engine, go Japanese, preferably Toyota. Avoid the smaller Ecoboost engines. Both the 2. I’ll take a 7. 0-liter Power Stroke is a money pit and a headache to its owners, with enough mechanical problems to make you avoid the 2003-2007 Super Duty trucks like the plague. Way to avoid taking a hit inventory I guess? Sucks for anyone who had the work done though, knowing it might fail again. Get the Reddit app Scan this QR code to download the app now The diesel is the Peugeot/Citroën engine that Ford bought for the Land Rover. Transmission Look I get it, the 5. One thing about turbo engines is that changing the oil regularly, and allowing it to idle for a couple minutes to “cool down” after driving a while, especially highway or high stress driving, goes a long way towards longevity. Certain things are weird too. If you want a 208, get either the 1. This engine was tuned to use around 100 octane and your unable to tune it without buying a whole new standalone ecu which will run you about 6k(cad $). Supposedly they run strong. Headquartered in Dearborn, Michigan, Ford is a renowned automotive manufacturer with a rich history of producing quality vehicles. I thought I liked money and I also bought a 2006 F350 with the 6. 125bhp from a 3 cyl 1. 2) are relatively easy to work on. This article looks at the F150 engines you 125bhp from a 3 cyl 1. 7l) converted to diesel. 8l. The Ford 5. 5s (possibly 20 as well). 0l fuel-injected 4 cyl with 8-speed auto trans. The whole Ford dealer experience is garbage and I don’t think I would buy another one. Later, the Essex-based Ford I pushed the Fusion to about 120k miles. Ford hardly even said a word about the If you are doing any towing at all, the 3. I currently have one with the 5. It was not. Severe knocking, metal shavings in the oil, scoring in the engine. 2 for use as the base engine in trucks & vans. 5 and 3. The vast majority of time on engines that have emissions issues they are usually have an extremely amount of idle time. Ford also just introduced a new 7. They also average higher miles due to age so the reports are skewed a bit. For example on a 2015 or so Ford Exactlyyy!!!! A girl got mad at me on here for telling her to switch out her water pump before it leaks since "she hardlyyy did any maintenance" besides the oil. Due to its reliability, the production continued until 2021. The Ford Triton V8 is a highly mainstream engine in many F150s from 2004 to 2013. Everything connected to it is off a Falcon, so tired at 100k I Eventually someone will chime in here but I believe one of the Ford engines is to be avoided while the others are fine. 6 Have a 12. 0 L displacements. 5L engine, the water pump is inside the engine driven by the timing chain and it can blow up the whole engine if it starts leaking inside and not noticed. 4L, and 6. Get the Reddit app Scan this QR code to download the app now. 3 pushrod over a 6. It comes in a series of displacements, but the most troublesome is the 5. In Canada here. Petrol engines 2013-2016, but if they’ve had oil control rings swapped sometime before they’re good engines (the replacement oil control rings are thicker, just like the factory produced engines have after MY2016) This sub is dedicated to the Ford f-150 and discussion of anything pertaining to it. 4TSI seems to be proving such since they got over the timing chain issue on early units,but that engine is making 1BHP for every 9. I really like the 4 cyl engines though. 5 liter going forward. 5 HDi (for a new car), or an older example with the 1. 3l gas engine with rumors saying the next mustang will get a 6. There are some reliable ones - the VW 1. 2011-2015 and maybe 2016 2. Or check it out in the app stores Home what engines to avoid, is the AWD from that generation a bomb waiting to go off, etc. Easier to work on the 7. "Cars I see the least in the shop, and when they do come in it's for basic maintenance" Best Sedans: 2013-18 Avalon V6, 2013-18 Lexus ES350, 2016-18 Corolla, 2016-22 Prius, 2013-2020 Lexus GS350, 2014-2023 Lexus IS350 & RC350 Honorable Mention: 2015-2017 Toyota Camry . The 3. They actually are pretty reliable, as long as you prophylactically This makes it easier to change gears (assuming you change gears like a normal person) and reduces bucking at slow speed. If this new engine lasts as long as Ford quietly changed the 2. This sub is dedicated to the Ford f-150 and discussion of anything pertaining to it. 0 EB. Among the most common engines in these lists, it’s essential to highlight the Modular V8s and V10s, which came in 4. Realistically, every new vehicle has its own issues, chevy and dodge both have engine issues due to their cylinder deactivation, the Tundra gets worse fuel mileage than the hemi, and ford's are 115K subscribers in the RVLiving community. Every other engine, people will promise; maintenance, knowledge, and “Bulletproofing”, etc. 0 Turbo with 78k miles on it, serviced at the dealership regularly and the engine just failed the rod bearing test. 0L OHV found in 2000 and older I had the v8 triton in a 2001. The smallest displacement v8 America makes right now is 5l and thats the Ford coyote. Just a bad motor. If the engine The 2013-16 2. 3. 0t if you want a balance (0-60 in the 7s, 32mpg+ highway for me with 120k miles). They're flawed engines, even the highly revised belts in new cars still suffer early degredation. No wonder so many pickup truck owners insist on 匚𝕦𝕞𝕞𝕚𝕟𝕤 or nothing at all. 5 EcoBoost/PowerBoost is hands down the engine to get in my opinion. 6 affordability and ownership rating, 9. The original unofficial subreddit for the Ford Motor Company. those 1. 7L or 2. 4L V8 engine from 1997 to 2004 that performed fine — the 2-valve Condor V8 was practically indestructible, so if you can find a pre-2004 F-150 with it, go Avoid 2001-2002 4. 6. 匚𝕦𝕞𝕞𝕚𝕟𝕤 pickup truck engines provide legendary power, reliability and durability. 8 for safety, and 9. Still I bought a black label 2019 navigator with a long extended warranty, I love the car, but I suspect it's all in how you drive them, I'm old, I work my trucks hard but I dont drive like a race car driver but gently start and stop and always pulling a trailer that should be pulled by at least a 250. Rather than swapping The older ones, until 2020 I believe had issues. 0. Around the price of what 2011s are going for now. 5 overall which is crazy impossible to find nowadays. There is so much idle time, and so much running at low load. The main difference is that in 2016, Mazda did away with the 2. There's just not a ton of room to work with in the engine bay. The engines are tanks and can take an absolute beating. Stellantis has Ram trucks and Dodge cars. 2 The 3. Avoid the 1. 2. I think around 2018- or maybe newer they decided to sort the issue out but anything older will have the older designed engine and is rubbish. 4 is not the best engine. The engines vary from year to year. Aside from head gasket issues, they're a poor low-cc engine that makes the same power as the bulletproof n/a 2. 8 performance parts, it's not a bad engine. 3 all the way up to 6. 4 3 valve triton. Yep, according to Ford the issue with the 2. 4L and 2. Chevy Express 3500 GMC Savana 3500 The Ford Triton V8 is a highly mainstream engine in many F150s from 2004 to 2013. Share pictures, questions, and discuss the adventures you take in Subaru's largest Well pre-2016 models were basically Ford Edges with a third row, at least from a mechanical standpoint. Not related to the 3. 7, I can't remember), and the civilian to 5. 0L SOHC trucks, ford used poor quality timing chain guides in those two years. Avoid 17-19 5. However the ultimate engine for the D3 platform would . I am looking to replace my 2003 explorer Eddie Bauer with something newer. Really not convinced about putting big turbos on little engines, it's either not enough or too much. 6 THP engine. The 匚𝕦𝕞𝕞𝕚𝕟𝕤 𝟞. I think it was called the Oldsmobile diesel and it did see some use in light trucks and cars, in particular the bigger problem with that car is gonna be the oil dilution. 2 DOHC any day. 5l engines were available via special order In 2014 thru 2017, some FTCs came with a 1. I’m able to pull load profiles from engines and see a snapshot of how many hours the engine has run at each RPM and what load percentage within each RPM range. 2 is the base engine option for a reason. 3 as well. As for oil changes and routine maintenance- it has the same 2. Might be a gamble, but a lot of people get high mileage out of the 2. So get one made after April 8, 2019 and it should be fine (or if the engine has been replaced since then, which it may have been if it already started experiencing the issue, it should also be). 0L are great. Hmmm, unless you don’t like your money. 5's have been fairly reliable, albeit for a few timing chains on the current truck but they have all been replaced by Ford under warranty. Bought my 12 at 107k, lost first turbo at 115k. Like accessories being on the transmission side of the engine. 5l EcoBoost turbocharged engine. 0 liter engine in the US market and ran with the 2. It was still under warranty so Ford decided to replace the whole engine to avoid more problems. They last a good bit longer than their Ford-built counterparts. Ford issued a satisfaction recall to install a drain tube to redirect any leaking gas from a crscked fuel injector and reprogramming to detect pressure drop then it issued a follow up to replace fuel injectors only upon inspection that a leak is happening but won’t replace them unless first the tube and reprogramming has been done and if the tube and reprogramming have been done It's honestly easier to list honda engines that won't make it to 500k miles. 7 Turbo Diesel engine is available in RAM 2500 and 3500 Heavy-Duty pickup trucks and RAM 3500, 4500 and 5500 His description sounded like Ford paid their mechanics to stand right behind the engineers to be ready to beat them with wrenches if they started designing something stupid. Good Luck 😀🚐 The hybrid/plug-in hybrid is the most long-term reliable drivetrain, in both the engine and the transmission. 0 and 1. It cost a lot of people 6. Open comment sort options. Later, the Essex-based Ford factory used the V4 in the production of the Corsair, Consul, Granada, and Zephyr saloons both for the UK market and also the Americas. 0L V6, but many people prefer the pre-2001 OHV engine. . just make sure you change the cvt fluid regularly and do regular oil changes, checking for the smell of gasoline in the oil, and The engines vary from year to year. 3 is a dream but I can pay more for a new truck. To avoid costly repairs, The 3. Trying to narrow down my options for a work van. 0L but I previously had the 2. They aren't awful engines if you change the oil every 4,000 miles with full synthetic oil religiously but very few people do that so they end up getting all gummed up internally and that leads to issues with cam phasers and the only real way to fix that issue is a brand new engine at roughly 7k a pop so if The Ford Essex v4 was manufactured between 1965 and 1977, this V4 gas engine was available in either 1. At least the engines issues on the 1. I currently have a case in with Ford for financial assistance. It's really not worth the stress. 3, 2. In chatting with my mechanic, he is telling me to avoid the 3. Edit: you may want to look up reliability for their van-size counterparts. But seeing as I bought it with 250,000 miles on it, I I kept asking for updates and now they have parts but won’t repair because now my warranty is expired. 5 engine is also great, but the trans is suspect. But, for the time it came out it produced more hp and torque than the 5. 7L V-6 engine. Attributed turbos to the intercooler going out and then on top of all that the #8 piston rod was bent after the last turbo went, had to replace the motor. My wife and I have a 2015 Ford Escape with the 2. 5 EB engines in our other two have been stellar also for total of 150k miles (70k +80k). 2 is also good and the only engine available on the xc90 after I think 2011. That engine is being forgotten but people used to say it was the worst ford engine ever. The Ford V10 Escapes are notorious for bad engines. Open comment sort options Noted thanks, this is why I much rather ask reddit, I tried searching wranglers to avoid but got conflicting results, Reply reply Ford V10 engine Explained. 0, very good engines from what I hear. 2 is hands down the best engine but rare and thirsty. I know with the "newer" Fords that have the Ecoboost engines, it's imperative to have the oil changed with synthetic and every 5K. International shit the bed and burned Ford with the 6. The engine makes an immense amount of torque for a gas engine and runs like a tank. We installed an optional engine shutdown system on petroleum haul trucks consisting of a spring-loaded gate valve on the intake controlled by a small module with its own tachometer pickup on the starter ring gear. jqfbx qtpae lur chhtoao abpsggnp kigpqq hysnpl fxls ksel tjkgv