If you have any This mod claims to reduce the cylinder 4 "hot spot" which would mean that the coolant is absorbing more heat from cylinder 4 further increasing coolant temps. Items returned after the 30 Day return period without an RMA will be refused. rdw\K8O:?IOv[FEU{wv`o??i6n RH8C>(-( +@RH-X[4M[\eL#kuH#Jat l# Coolant is much easier to cool back down than an operating cylinder. For more information concerning our engine warranty please visit IAG Performance Engine Warranty Page. But in terms of just coolant flow, I believe it is pretty well documented that the coolant is known to just sit and potentially get hot (around cylinder 4). You can also donate by using the link below! endobj JavaScript is disabled. If you are already registered, please log in. us So back to the mod, this small hose ties into the return line off the heater core. Unfortunately, due to vendor restrictions we are unable to sell this brand within Australia. We will follow up with you via email within 24-48 hours. The right side head has this coolant flow because the turbo is fed through the rear of the head. or call 1-888-627-3736 to speak to one of our experts. An RMA number is obtained by calling the IAG Support Desk at 410-840-3555 or emailing support@iagperformance.com. GDT proudly offers the industry's first Subaru DOHC EJ Cylinder 4 Combustion Chamber Cooling kit that increases coolant flow in the left-hand cylinder head. The nature of the water passageways around this area means a lack of cooling can lead to an increase in the temperatures around this cylinder. endobj (DIY Cylinder 4 Cooling Mod) - YouTube In this video I take the time to install the cylinder 4 cooling mod onto my 2013 Subaru WRX. Seems to be a clever idea as it offers a solution to a known engine issue due to higher detonation risk in #4 chamber, and the install seems straightforward too. please contact us If you are unsure of fitment or application then please contact us with your vehicles chassis number. The kit also includes a metal "T" fitting and pinch clamps. Basically, this kit allows the coolant to travel through the cylinder 4 passage and recirculate around the cooling system. Is there any temperature data that has been collected? Ly+R=[|4C[3:E; ? ). The additional coolant flow helps reduce cylinder #4 coolant temps and keeps the temps more uniform with the rest of the cylinders. If you New Cylinder 4 Coolant Mod Engine Cylinder Cooling Hose Adapter Kit For WRX. The kit is designed to fit all EJ20 / EJ25 2002-14 WRX, 2004-2021 STI, 2004-08 Forester XT, and 2005-09 Legacy GT. For products that are found to have defects, our support department can provide the contact information for the manufacturer to arrange a warranty inspection and, if applicable, any necessary repairs or replacement shipments. USPS shipping times are estimated and not guaranteed. These can be found at Doms website: Getadomtune.com or Iag Performance. This has been installed for the last year plus and it has been problem free. I should've clarified. If you just purchased the mod recently, check to see if you got one with the hose clamp on the fitting side that goes to the block Instead of the crimp clamp, it makes it so much easier to install, Youll need a 1 deep socket! 2: Locate the 12mm Allen Key bung on the rear of the LH . Add to Cart . Buy 2 $22.98/ea. A forum community dedicated to Subaru Impreza and STI owners and enthusiasts. I will probably just remove it for now. I'll definitely purchase this for my next EJ. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. 3 0 obj Youre going to want to invest in saving your engine. The coolant passage through the left head on the rear of the engine is insufficient causing Cyl #4 to run hot. Sometimes just before race day. With a galley plug on the back of the driver's side head removed and the heater core hose line cut. Your payment information is processed securely. Dom notes that cylinder 4 sees the hottest coolant temps due to a lack of flow. See more Reply Save Like Some items require drop shipping to complete an order. Improving the coolant's flow improves reliability by reducing detonation causing hot spots. If a package contents is damaged during shipping please notify the shipping driver and file a claim with the shipper. The coolant mod allows some amount of coolant to bypass the original path through the radiator (from cylinder 4 -> heater hose -> water pump housing inlet -> cylinder 2). Note the diameter of your fitting matter as this controls how much flow you will get through the cylinder 4 cooling mod. Dom's is 10mm ID. Great product, easy installion. Just take off the rad cap first. Add to Cart . Don't pay too much attention to the absolute temp values because it depends on where you have the sensors installed, only the amount of temperature differential between oil and water matter in this discussion. Apply sealant to the threads of the Coolant Mod fitting. For A Chance To Win $3000 For Your Build. With many debates over why these issues occur Dom notes that cylinder 4 sees the hottest coolant temps due to a lack of flow. Installation is straightforward as follows :-. Unfortunately, we are not able to ship this item outside of the United States. You can contact us by Email or call 410-840-3555 for assistance. That looked legit. E85, ELH, and #4 cooling mod. The install was pretty straight forward with a few hiccups. It will be very negligable and might be zero if the systems capacity is adequate. Fuji Racing Coolant modification for the Subaru EJ Series Engines was designed to reduce the coolant passage dead spot which is located over cylinder 4. Will it make the EJ bulletproof? 01388 834204 | FREE UK MAINLAND SHIPPING ON ALL ORDERS OVER 200, Fuji Racing | 2023 | All rights reserved. Customer Service. It is not a place to buy/sell/trade or spread negativity/hate. With all the logic and science behind it just makes sense. I know the cylinder 4 cooling mod is really recommend for the EJ motors, but I couldn't really find too much about its impact on the FA. This limited warranty gives you specific legal rights and you may also have other rights, which vary from state to state. As a side question, what is that gauge setup and pod mount. I've never drained this coolant system before. Subaru STI Cylinder 4 Reverse Cooling Mod | COMPLETE & DETAILED INSTALLATION | Boost & Shutter 39.8K subscribers Subscribe 1.6K 42K views 2 years ago #WRX #SUBARU #STI Installation of the. Email Us Here. This rant is asking Dom to test something that is. I have a simpler thought on thisthe knock sensor for the whole engine is on cylinder 4 - right? 9800 Hemingway Avenue SouthCottage Grove, MN 55016, Mon-Fri: 6:00am - 6:00pmSat & Sun: Closed, Taxes and shipping calculated at checkout, Get your purchase now, pay over time with. please contact us This was a simple install but it did have some. I understand the given rationale for it, but do we know if it's actually beneficial? If you intend to replace the coolant, please dispose of the old fluid responsibly. Add your clamps and breathe a sigh of relief knowing your cylinder 4 thanks you for your efforts. Extending the life of your engine for a small investment less than $100 is something we all love to do. I can assume no liability for damages to you or your vehicle via these guides. Solution Increasing the coolant flow through the rear of the cylinder head reduces cylinder temps significantly, allowing the engine to see less knock and therefore last longer. The driver's head sees a dead end to coolant flow that stagnates and raises temp cylinder temps for cylinder 4. All DIYS and installs should be performed by trained individuals. You are on your way to having it completed. Proposition 65 requires businesses to provide warnings to Californians about significant exposures to chemicals that cause cancer, birth defects or other reproductive harm.WARNING: Cancer and Reproductive Harm. Free shipping on most orders over $249 in US 48. This offers a smaller more controlled drain option rather than a massive dump of all your coolant everywhere except the drain pan. All stocking products are subject to a 30 Day return policy. Our liability shall under no circumstances exceed the actual amount paid by you for the product, nor shall we under any circumstances be liable for any consequential, incidental, special or punitive damages or losses, whether direct or indirect. In some cases, this may speed up delivery time. (pD'&SWV[*f]UX(Z_bYrZeepmVLY+t Unfortunately, due to vendor restrictions we are unable to sell this brand within your country. Try this jalapeno son. It is several thousand dollars to fix a broken piston. This prevents boiling and hot spots, while also helping to improve overall performance. I agree that it will take time and more data to prove the effectiveness of the part (in regards to temps). Anyone can be an armchair quarterback. Always recommend getting parts directly from iag. Drop Shipping: All packages include shipping insurance in case they are lost or damaged. There is no charge for inspection but the buyer is responsible for shipping charges. Keep your EJ happy by installing our kit. Our support associates can help you with installation support, troubleshooting advice, and help to identify possible manufacturer defects. Upper temps are before the cooling mod and lower are after. I saw someone use a 1" crows foot and extension. Order Processing: Refunds are decided by the management and not by sales staff. If you have a question regarding an order please contact our sales desk at 410-840-3555. Thoroughly clean and dry the threads in the cylinder head and the fitting. Need advice on Subaru parts from Fuji Racing? . Order processing may take 24-48 hours. Apparently it may be detrimental to the engine instead of beneficial. Add to Cart . No sealant or cure time needed for the fitting Quality look you expect in your engine bay Allows your head on Cyl 4 to run cooler Reduces chance of knock High quality MADE IN THE USA components What it does: The red arrow is the change. Is it fair to say that running an EL header would have more benefit in terms of managing site specific heat? Absolutely. The coolant galley plug is not the easiest thing to reach. Posted by Luciano Valentine on Sep 3rd 2020. Simple to install and really great instructions. The billet barb fitting is of the correct diameter to allow the right flow rate around cylinder 4 to cool without over cooling, and the 2 x supplied pipe lengths will ensure that the position and bend of the pipe is correct. Apparently it may be detrimental to the engine instead of beneficial. (x3) 316SS or 304SS embossed worm clamps (subject to market availability). Unfortunately, due to vendor restrictions we are unable to sell this product or brand within California. xV[OQ~'? gjmZH@qE\*1,((K The RCM website gives you product pricing including and excluding VAT. Leaving cylinder 4 to see the highest coolant temps, least amount of fuel and most aggressive tuning. Tracking information will be sent to you once your order has been processed, alternatively you can track the consignment using the following web addresses: Guaranteed Saturday delivery also available if required. Leave them below! Any amount is helpful and will be put towards new mods. Are you going to blow up your motor in some epic way if you don't bow to Dom and buy his kit? %PDF-1.7 We do not store credit card details nor have access to your credit card information. Monday to Friday: 8.00am - 5.00pmSaturday: 9.00am - 1.00pmSunday: Closed, Telephone: +44 (0) 1455 610728Email: sales@rogerclarkmotorsport.co.uk, 2023 Roger Clark Motorsport UK Yes, I have some data points. Ask our Build Advisors anything. We work closely with our logistics partners who will ensure your goods arrive safely and in good time. Our customer service team is happy to assist you with the products purchased from IAG Performance. <> Very please, I will be back. Or, just call us with a cool racing storyeither way we're here. Cylinder Cooling Mod, Cylinder 4 Coolant Mod Engine Cylinder Cooling Hose Adapter Kit Replacement for Subaru WRX STI XT Legacy GT. All products sold on the shopping cart are shipped by UPS or USPS. Stock plug is 12.7mm ID. We also have forums dedicated to our many local chapters across North America Sure cylinder 4 may very well be cooler than it used to be, but now the rest of the engine is running hotter, which will have a negative effect on intake air density which means less horsepower (the smaller the increase, the more negligible the effects). These higher cylinder temps also come into play as Subaru decided to locate the knock sensor nearest to cylinder 4 for this very reason. A wire brush and a quick drying solvent such as acetone can be beneficial at this time. Dom also notes how this is used on the passenger side of the head through the turbo and even with all that extra heat the temperatures are kept in check on the passenger side. Just a point of interest question. This was released during last summer and I decided to give it a go on the STI. I'm not super familiar with the cooling system in my car. Buy Today! RCM Cylinder 4 Cooling Mod Kit - Street Spec RCM SKU: rcm3307 Ease of Fitment Guide: Intermediate Price: List Price (exc VAT): 26.49 Your Price: 31.79 Stock: In stock Quantity: Add to basket Delivery Information DESCRIPTION Cylinder 4 cooling has long been a known issue on the EJ Family of Subaru engines. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. You may also contact the manufacturer directly for information regarding product eligibility and specific terms and conditions of warranty coverage.

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