Crower 84584LM Features:

Crower 84584LM hydraulic roller kit for late-model Chevy small-block V8 262-400 CID applications with step-nose core compatibility. Includes drop-in hydraulic roller lifters 66330-16, dual valve springs 68390X3-16, steel retainers 87048-16, and valve locks 86107-16. Dual springs deliver 115 lb seat pressure at 1.800 in. and 331 lb nose pressure at 1.300 in., with 1.110 in. coil bind height. Engineered for 1987-and-newer 305-350 engines and built to support engine speeds up to 6,500 rpm in street-strip combinations.

Hydraulic Roller Kit Chev 262-400 CID Dual-spring Late-model SBC Features:

• Late-model Chevy 262-400 hydraulic roller kit; drop-in hydraulic roller lifters; dual valve springs; steel retainers; valve locks
• Fits 1987-and-newer 305-350 step-nose core small-block V8 applications; engineered hydraulic roller valvetrain package
• 115 lb seat pressure at 1.800 in.; 331 lb nose pressure at 1.300 in.; 1.110 in. coil bind for high-rpm control
• Supports up to 6,500 rpm operation; dual-spring setup for improved valvetrain stability in street-strip builds
• Requires cylinder head machine work for installation; designed for late-model small-block Chevy performance applications