Clutch Housing Kit; Billet aluminum housing increases OD apply area by 16% and holds a physically taller clutch pack. The 2X thicker steels increase clutch pack steel mass by 28% for maximum heat dissipation. The double-sided BorgWarner clutch frictions are optimized for the 68RFE OD application and custom-made for the Sonnax kit. This guarantees an unrivaled combination of squawk resistance and maximum clutch capacity for any truck.
This groundbreaking kit is the only top-of-the-line upgrade that eliminates clutch problems without relying on valve body/pump modifications or adding the expense of extra components.Modified housing holds physically taller clutch pack for 20% more clutch capacity, 16% More OD apply area for firmer, more controlled shifts, 2X Thicker steels and double-sided clutches increase steel mass by 28% for maximum heat dissipation, Custom BorgWarner clutches for maximum capacity with state-of-the-art squawk resistance, Bolt-on anchor plate eliminates clutch pack flexing and distortion that contribute to heat build-up, Combine with Sonnax line pressure booster kit RFE-LB1 for even higher levels of performance
