Hydraulic Roller Lifters - GM LS Series

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MSRP: $487.44
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SKU:GMP12499225

SKU: GMP12499225

MPN: 12499225

Info

SKU:
GMP12499225
MPN:
12499225

Description

The Hydraulic Roller Lifters for GM LS Series are essential components for serious LS engine builders and performance enthusiasts aiming to enhance valve train reliability and efficiency. Designed for high-RPM operation, these lifters are ideal for various applications, including street engines and performance builds.

Engineered by Chevrolet Performance, these hydraulic roller lifters utilize an internal oil-pressure mechanism to automatically compensate for thermal expansion and wear, eliminating the need for constant valve lash adjustments. Their roller design significantly reduces friction and wear on the camshaft, contributing to improved horsepower delivery and engine longevity.

These lifters are compatible with LS1, LS2, LS3, LS6, and other GM LS-family engines, making them a versatile choice for street cars, trucks, and performance builds. Proper installation requires attention to lifter bore preparation to ensure optimal performance.

SpecificationDetail
MPN / Part Number
12499225
SKU
GMP12499225
Dimensions
4.3 x 4.1 x 4.4 in
Weight
4.54 lbs
Engine Platform
GM LS Series (LS1, LS2, LS3, LS6, and variants)
Lifter Type
Hydraulic Roller
Automatic Adjustment
Yes — self-adjusting for thermal expansion and wear
Construction Material
Hardened steel with precision roller wheels
Design Advantage
Reduced friction and camshaft wear, improved reliability at high RPM
Maintenance
No lash adjustment required — oil pressure dependent

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