Crower 74019F Features:

Crower 74019F shaft rockers for PRC LS7 heads with 1.550 arm length, .250 intake offset, and .050 exhaust offset. Manufactured from 17-4PH stainless steel with 1025 heat-treating for strength in aggressive LS7 valvetrain builds. Features oversized needle bearings, alloy steel tip rollers, and sure-lock rocker nuts for precise valve adjustment. Lightweight body design provides added clearance for large-diameter valve springs used in high-performance cylinder heads.

Shaft Rockers Prc LS7 17-4PH Stainless Steel, 1.550 Arm Features:

• 17-4PH stainless steel rocker arms with 1025 heat-treating for high-strength valvetrain stability in PRC LS7 applications
• 1.550 arm length with 0.250 in. intake offset and 0.050 in. exhaust offset for optimized rocker geometry
• Oversized needle bearings and alloy steel tip rollers for reduced friction, smooth operation, and lasting durability
• Lightweight body design with added clearance for large-diameter valve springs in aggressive LS7 engine builds
• Sure-lock rocker nuts and stand ID 007F compatibility for precise valve adjustment and secure shaft-mount installation