Crower 00160H Features:

Custom-ground hydraulic flat tappet camshaft for 1955-1981 Pontiac 287-455 V8 applications, including 301, 350, 389, 400, 421, and 455 CID engines. Built to customer specifications for tailored valve timing and performance goals, giving Pontiac engine builders a more precise option than off-the-shelf cam profiles. Zero-lash hydraulic design with .000 in. intake and .000 in. exhaust valve lash requirements for proper setup on compatible Pontiac V8 builds. Recommended Crower component kit 84160 supports up to 6500+ rpm and includes hydraulic lifters, springs, retainers, and seals matched for this camshaft.

Cam Pontiac 287-455 Hydra Hydraulic Flat-tappet Custom-ground Camshaft Features:

• Custom-ground hydraulic flat-tappet camshaft for 1955-1981 Pontiac 287-455 V8 applications, tailored for build-specific valve timing and performance goals
• Fits Pontiac 287, 301, 316, 341, 350, 370, 389, 400, 421, and 455 CID engines, supporting broad compatibility across classic Pontiac V8 combinations
• Zero-lash hydraulic design with .000 in. intake and .000 in. exhaust valve lash, helping simplify valvetrain setup for hydraulic flat-tappet configurations
• Engineered for matched valvetrain geometry with .050 in. lifter preload and 1.600 in. 116 lb seat, 1.100 in. 302 lb nose spring requirements for proper operation
• Supports custom performance builds with component matching for up to 6500+ RPM capability, ideal for tailored street, strip, or restoration engine combinations

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

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