It can easily be installed in less than 30 minutes, this is a install it and forget it part. fleece coolant bypass. ** Two thermostats included to service all production years, you will only use one (1) of the included thermostats when replacing your bypass thermostat. The rear cylinders on the 5.9/6.7L Cummins suffer from a lack of coolant flow, and therefore, experience the highest coolant temperatures. The Fleece Coolant Bypass is one of the most important additions you make to improve the reliability and longevity of the Cummins platform. This will force hot coolant through the bypass if there's any leakage at all. Prevents damaging coolant pressure build up. Free Shipping. This can cause excessive pressure to build in the cooling system, especially the rear of the block and blow out freeze plugs externally, or the smaller diameter plugs under the valve cover, leading to a failure. When the horsepower is increased there is an increased demand on the cooling system. Why do I need a Fleece Coolant Bypass? Kits for MY 2003+ include billet hose brackets. As the engine warms up, the thermostat begins to open allowing coolant to pass through to the radiator. Coolant flows at a constant rate, either through the bypass or the main poppet. The Fleece FPE-CLNTBYPS-CUMMINS-SER-KIT Coolant Bypass Service Kit is a genuine Fleece Performance service kit for the Fleece Performance Coolant Bypass in your 1994-2018 Dodge 5.9L/6.7L Cummins. Fleece's Coolant Bypass Kit utilizes a secondary thermostat which operates based on temperature instead of pressure, ensuring consistent temperatures across all six cylinders. The rear cylinders su The rear cylinders suffer from a lack of coolant flow, and … FLEECE COOLANT BYPASS KIT- MANUAL. Product Name: Coolant Bypass Kit Manufacturer: Fleece Performance Application: 1994-2018 Dodge Cummins Another product from Fleece Performance built out of necessity is the Coolant Bypass kit. Fleece has designed coolant bypass kit with a secondary thermostat, that unlike other brands, works based on temperature instead of excessive pressure. This can cause excessive pressure to build in the cooling system, especially the rear of the block and blow out freeze plugs externally, or the smaller diameter plugs under the valve cover, leading to a failure. The thermostat may achieve equilibrium at some partially open position, so flow can be split between the bypass and the radiator to achieve steady head temperature. JavaScript seems to be disabled in your browser. Increased Coolant Flow, Decreased Coolant Temperatures - The rear cylinders on ... read more, Fast and Free Shipping On Orders Over $100, No Salesmen, Just Enthusiasts 888.993.4373. One of the biggest issues on the 5.9/6.7L Cummins is the coolant flow problem to the rear cylinders. One of the biggest issues on the 5.9/6.7L Cummins is the coolant flow problem to the rear cylinders. - One of the biggest issues on the 5.9/6.7L Cummins is the coolant flow problem to the rear cylinders. This can cause catastrophic failure or blow outs of the freeze plugs in an over-temperature / over-pressure condition. Share - fleece coolant bypass. Why do I need a Fleece Coolant Bypass? The integrated secondary thermostat locates at the back of the block and allows coolant to flow freely when at normal operating temperatures ensuring consistent temperatures across all six cylinders and eliminates excessive pressure. Application Notes: The 2003 - 2007 5.9L automatic transmission version will eliminate the factory transmission fluid heat exchanger. 1 watching. This service kit features high quality parts such as the O-rings, fasteners, and a new thermostat to restore your Coolant Bypass kit. Help eliminate the possibility of scored rear cylinders and blown freeze plugs with this Coolant Bypass Kit from Fleece! Cummins Coolant Bypass Kit. Another product from Fleece Performance built out of necessity is the 2003-2016 Cummins Coolant Bypass kit. Permanently blocking this bypass tube will force all fluid through the cooling core at all times, reducing overall operating temperature...especially if the thermostat is stuck (or sticking intermittently), which is extremely common. With a reputation for innovation, quality, and service, our products push the limits of diesel performance technology. Prevents damaging coolant pressure build up; Complete kit comes with braided hose and AN O-ring fittings to ensure a leak-free installation. This solves the factory issue of poor coolant flow to the rear cylinders before it … The Cummins engine cooling system was designed to adequately cool a 300-350hp engine. When the horsepower is increased there is an increased demand on the cooling system, the rear cylinders suffer from a lack of coolant flow, and therefore, experience the highest coolant … The Cummins engine cooling system was designed to adequately cool a 300-350hp engine. Fleece's coolant bypass kit adds a secondary thermostat, that unlike other brands, works based on temperature instead of excessive pressure. Application Notes: The 2003 – 2007 5.9L automatic transmission version will eliminate the factory transmission fluid heat exchanger. The Cummins engine cooling system was designed to adequately cool a 300-350hp engine. Complete kit to service your Fleece Performance Coolant Bypass - Includes all O-rings, fasteners, and a new thermostat. Fleece's coolant bypass kit adds a secondary thermostat, that unlike other brands, works based on temperature instead of excessive pressure. NEED HELP? The Fleece Coolant Bypass solves the problem of excessive coolant pressure before it becomes a problem. Kits for MY 2003+ include billet hose brackets. Complete kit comes with braided hose and AN O-ring fittings to ensure a leak-free installation. The 2003 - 2007 5.9L automatic transmission version will eliminate the factory transmission fluid heat exchanger. Another product from Fleece Performance built out of necessity is the 2003-2016 Cummins Coolant Bypass kit. Another product from Fleece Performance built out of necessity is the 19945-2002 Cummins Coolant Bypass kit. Application Notes: The 2003 - 2007 5.9L automatic transmission version will eliminate the factory transmission fluid heat exchanger. Call (317) 286-3573 from 8am-6pm EST. This kit does not include the Cummins thermostat. Find helpful customer reviews and review ratings for Fleece Performance Engineering FPE-CLNTBYPS-CUMMINS-6.7 Coolant Bypass Kit Compatible with 2007.5-2018 Dodge Ram 6.7 Cummins Diesel at Amazon.com. The Fleece Coolant Bypass is one of the most important additions you make to improve the reliability and longevity of the Cummins platform. The installation of our coolant bypass replaces a weak freeze plug at the rear of the block with a secondary thermostat. A less critical problem is that the entire poppet cylinder seals against the bypass plate. water methanol systems. Thanks For Watching!Unboxing and installing the Fleece coolant bypass kit in my 3rd Gen Cummins 5.9 with out removing the transmission. Our coolant bypass kit … Because the thermostat is located between left and right transverse flows, a local area of high static pressure is created above the bypass. When the horsepower is increased there is an increased demand on the cooling system. The Cummins engine cooling system was designed to adequately cool a … hotshot's secret; skinnies screecret sauce ; nitrous express. This solves the problem before pressure becomes an issue by ensuring consistent temperatures across all six cylinders. Fleece Performance Engineering is a leading manufacturer of aftermarket diesel performance products. Complete kit comes with braided hose and AN O-ring fittings to ensure a leak-free installation. For the best experience on our site, be sure to turn on Javascript in your browser. Another product from Fleece Performance built out of necessity is the 2003-2016 Cummins Coolant Bypass kit. Fleece Performance Cummins Coolant Bypass Kit (2007.5-2018 6.7L) w/ Stainless Steel Braided Line FREE SHIPPING Increased Coolant Flow, Decreased Coolant Temperatures The rear cylinders on the 5.9/6.7L Cummins suffer from a lack of coolant flow, and therefore, experience the highest coolant temperatures. When the horsepower is increased there is an increased demand on the cooling system. This kit does not include the Cummins thermo Products such as the Cheetah line of Turbochargers, the TapShifter, and the TurboBrake have established Fleece Performance as an industry innovator. The Fleece Coolant Bypass is one of the best modifications you can add to improve the reliability and longevity of the Cummins 5.9/6.7L engine platform. Lowers coolant temperature at the rear cylinders, Ensures consistent temperatures across all cylinders, Prevents damaging coolant pressure build up. Fleece Performance thermostat Housing 1 2 M12 Flange Head Bolts 3 3 OE Thermostat housing Riser Block 1 4 M6 Flange Head Bolts 2 5 –10 Coolant Line 1 6 M8 Socket Head Cap Screws 2 7 P Clamps 2 Cummins Coolant Bypass Kit: 2003-2007 Manual Transmissions 2007.5-2013 Manual/Automatic Transmissions . The integrated secondary thermostat locates at the back of the block and allows coolant to flow freely when at normal operating temperatures ensuring consistent temperatures across all six cylinders and eliminates excessive pressure. Coolant Bypass Kit by Fleece Performance®. Fuel Filter Deletes and Distribution Blocks. Complete kit to service your Fleece Performance Coolant Bypass - Includes all O-rings, fasteners, and a new thermostat. For 6.7L trucks, including both automatic and manual equipped transmissions, factory installed transmission fluid heat exchangers are uncommon. products. When the thermostat is fully open the bypass is fully blocked circulating all coolant through the radiator. Read honest and unbiased product reviews from our users. At the same time a lower poppet or bypass valve moves down to block the bypass canal. Fleece Performance Coolant Bypass Kit 07.5-18 6.7L Ram Cummins, © 2021 Power Products Unlimited, Inc. All Rights Reserved. Coolant Bypass Kit (FPE-CLNTBYPS-CUMMINS-12V) by Fleece Performance®. The Fleece Coolant Bypass solves the problem of excessive coolant pressure before it becomes a problem. $250.00. FROM ENGINE The Cummins engine cooling system was designed to adequately cool a 300-350hp engine. diesel stage 1 boost cooler Bypass Thermostat In A Non-Bypass Thermostat Application This is the worst possible combination as the secondary valve of the thermostat will hit the bottom of the housing (Figure 6) and prevent the thermostat from opening, as no coolant whatsoever will circulate and the engine will overheat and boil.