The dealership ended up replacing the spark plug in cylinder one and sent me on my way. (20) 20 product ratings - NGK TR5A-10 Spark Plugs X4 Ford Focus 1.25 1.4 2000-2004 NGK0005 4 Plugs JavaScript is disabled. Compact, efficient and durable, your Ford Escort is the kind of sedan that gets any job done with ease. These Ford PerformanceM-12405-20T Cold Spark Plugs are two heat ranges colder than the factory EcoBoost engine spark plugs, and come pre-gapped to 0.028-in. Who else had to drive through the Chicago snow on all season tires? New comments cannot be posted and votes cannot be cast. Great Savings & Free Delivery / Collection on many items ... FORD ESCORT 1.6 MK2 75-80 OHV NGK STANDARD SPARK PLUGS x 4 BPR6E [6464] NEW! NGK Iridium plugs are our best selling spark plug. When the time comes, purchasing a new Ford Escort spark plug from AutoZone ensures that you continue to … I also used some Techron fuel system cleaner which may have helped. Additionally, there are ecoboost mustangs that had an identical TSB which could be fixed with a PCM flash, however Ford hasn't released any PCM fix for the ST … The point of the step colder plugs is to help prevent knock and negative corrections when tuned. DIY: How to change your interior Cabin Air Filter on your Fiesta ST. Its gotten progressively colder in the mornings, and I haven't had the misfire pop up yet. Unfortunately, you can't go anywhere with an old, rusted spark plug. Buy NGK Spark Plugs for Ford and get the best deals at the lowest prices on eBay! Through rigorous testing, these parts meet the strict high-quality standards of Ford Motor Company. Spark plugs vary depending on the make, model and age of your vehicle. Thanks Simon Today I have been told that it is indeed the washer jets that leak down onto the core plugs and in turn, the spark plugs. Spark Plugs are what gets your engine going and what ignites the gasoline. For standard engines and mountune performance upgrades, we recommend and use standard heat range spark plugs. Press question mark to learn the rest of the keyboard shortcuts. Ford has in the past used Motorcraft spark plugs so unless they've changed recently the stock plugs are likely Motorcraft. Focus ST/RS owners! What I’m curious about is what’s recommended on a stock Fiesta ST. Ford Focus II (2004 - 2007) - 05 1.6 Spark plug gap. The service manager wasn't entirely confident this addressed the root cause. Why? Order spark plugs for Ford Focus from AutoZone, where you always find the right parts at the right prices. You will not ever totally solve the issue, if it's bad enough to trigger a CEL then yes that is a problem. Selecting the correct type based on the recommendation of your vehicle's manufacturer is important, because if a spark plug gets too hot, it could ignite the fuel before the spark even fires. Best-selling products: Spark plug for FORD FOCUS 3 vehicles. My local motor factors supplied me with NGK plugs gapped at 1.0mm, which seems to agree with every website I have checked that has a facility to look up the correct spark plugs for my car. I have a blue Focus ST225 MK2 08 model and looking to change sparks. IS there a how to guide for sparks as i cannot seem to get into any of the how to guides ? I cleared the code, and replaced the plugs with 1 step colder plugs gapped to .26. I just swapped mine out over the weekend for the copper cores too, but I just gapped them to factory specs. The site may not work properly if you don't, If you do not update your browser, we suggest you visit, Press J to jump to the feed. Very true. That seemed to fix the problem. If anyone is interested, I had my tuner make the cold start a little more rich than stock and it seems to have completely fixed it. Will see how that works out. Each set is supplied pre-gapped by mountune to optimise the setting and allow for easier end-user installation. Bad spark plugs can cause many problems with your Ford Focus. For the best performance, you should purchase the best spark plugs for your car. A spark is then created which starts the combustion process. I'd probably stick to stock plugs unless you're planning on tuning sometime soon. They don't have a fix and the TSB was created a year and a half ago. Spark Plugs. The reason I made this post is that a lot of ST owners have left their cars with dealers for weeks or months at a time and had a bunch of random parts replaced (spark plugs, injectors, fuel rail, engine head) that didn't actually do anything to fix the problem. The NGK LTR71X-II is one step colder than the original spark plug and perfect for those running additional boost pressure and typical bolt on modifications. Spark plug thread or cylinder head damage can occur. (0.71mm). Fiesta ST Forum is the premier Fiesta ST community. They don't have a fix and the TSB was created a year and a half ago. For optimum power and performance we use genuine Ford Iridium spark plugs and replace them every 10,000 – 12,000 miles. Ford does have a new recommendation, and based on it, they swapped all 4 plugs gapped to .040. £10.26. So I’m gunna change my oil on the FiST and I might as well change the spark plugs as well but I’ve noticed people putting ngk spark plugs on there stage 2 or stage 3 fiestas. So I’m gunna change my oil on the FiST and I might as well change the spark plugs as well but I’ve noticed people putting ngk spark plugs on there stage 2 or stage 3 fiestas. Then, I got a custom tune through Mountune and have been seeing the same issue on stock, Cobb, and Mountune's tunes. They sit on top of the combustion chamber and ignite the air/fuel mixture and start the power stroke of the engine. We keep these plugs in stock for fast shipment. ! If you have this issue, save yourself the hassle. Applications: Focus ST 2013-2017 Features: Smoother acceleration Perfect for high boost applications Supplied pre-gapped by mountune Please note: Supplied in a pack After doing an inordinate amount of reading on other forums, I found the above mentioned TSB. The biggest difference in these Focus ST spark plugs is the length of the insulator nose, which affects the heat range. 2009 Ford Focus II ( 2004 - 2007 ) - 05 1.6 spark plug has changed little the... A year and a half ago offer one of the engine fires properly 2007 ) - 05 spark... Of the engine start and keep running fit in your Ford or Lincoln cars, trucks and SUVs 14mm seat! Upgraded plugs wo n't hurt the car, but i just gapped them factory... A blue Focus ST225 Mk2 08 model and age of your vehicle the biggest difference these... Confident this addressed the root cause inordinate amount of reading on other forums, i found above. In the mornings, and i ’ m new, Hi Forum is the stock plugs are heat! Interior Cabin Air Filter on your Fiesta ST related news, gallery Technical! The air/fuel mixture and start the power stroke of the step colder plugs gapped to.26 this issue, yourself... Better experience, please enable JavaScript in your Ford Focus and get best., so i just went in to the Focus SVT largest selection and best deals at right. Seat plug into an Aluminium head for optimum power and performance we use genuine Ford Iridium spark for... Root cause these plugs in my car cooling down ) prior to spark plug and the! Rigorous testing, these parts meet the strict high-quality standards of Ford Motor Company several Failed Attempts Installing plugs! You must log in or register to reply here 2007 ) - 1.6... Compared to a car with a tune as im running some mods going and what ignites the.... Planning on tuning sometime soon keep running find the right prices the heat range the performance! 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