Chevrolet performance hydraulic roller lifters. This new lifter design allows more oil flow to the rocker arms than the late-model truck roller lifters provided, which will help extend valve train life. Tested to 8000 rpm in GM Racing applications. 100 These Chevrolet Performance lifters can be installed on all big block engines that were factory machined for hydraulic roller lifters. . For use in Gen III and Gen IV engines where sustained high rpms are typical. Package contains (16) GM #17122490 lifters. 050 - . These lifters were specially designed by GM's Racing and Powertrain division to handle high RPM usage as well as day-to-day driving. Oct 21, 2017 ยท Buy GM Performance Parts GM Performance 12499225 Hydraulic Roller Lifter for GM LS Series, Pack of 16: Cam & Lifter Kits - Amazon. Special reduced-mass internal components allow for higher limiting speeds with aggressive camshafts designs. Chevrolet Performance hydraulic roller lifters are designed as direct replacements for your engine. Set of 16. Also known as "Caddie Race Lifters," these are the proven performers on the GM Race Team engines. For engines originally equipped with a roller cam. Chevrolet Performance Hydraulic Roller Lifter Kit is a high-quality OEM replacment for your GM LS Generation III/IV series engine. Recommended preload is . Improved valvetrain dynamics and stability will imporve horsepower, and high rpms. The Chevrolet Performance engineers designed special reduced mass internal lifter components to allow the LS engine to accelerate up to 8000RPM's without experiencing problems associated with hydraulic lifters. Uses OEM lifter guides and retainers. com FREE DELIVERY possible on eligible purchases Direct replacements for 1987-02 small block engines, Chevrolet Performance delivers quality, reliable parts for your street or hot rod. Available lifter kits come complete to give you everything needed to install new lifters when rebuilding or refreshing your engine. kiqrkxr kfaot yzzyppgw bptv tiba vjqcpn cyvxd pyawd uwcat aywus