April 24, 2013
The OE-style grooves on this friction ring are designed for improved cooling and drivability. They are formed by BorgWarner as part of the material manufacturing process and will not press out during the shop bonding process or after a short number of drive cycles.
Enter the details of your bonder's ram/piston and the friction ring you are bonding into the calculator here to find the piston pressure required to create the desired pressure at the ring.
Torque converter clutch material is engineered by the OEMs to operate in conjunction with vehicle computer programming. To meet the varied needs of the aftermarket, Sonnax strives to offer a full line of friction products in a wide variety of sizes and materials. Rebuilders should choose the product that best matches their specific vehicle requirements.