K021 - GM Chevy 4L60E Transmission Boost Valve .471 & Sleeve
GM Chevy 4L60E Transmission Boost Valve .471 & Sleeve
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GM 4L60E Boost Valve and Sleeve This Boost Valve and Sleeve Kit from Superior will improve all 4L60E Transmissions. This Problem Solver replaces the worn out O.E. aluminum valves and is made of hardened steel to resist wear. The valve boost diameter is set at .471 for higher boost capacity and proper tolerance is assured at bore mating surfaces.
Manufacturer | Superior Transmission Parts |
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