Crower 74119F Features:

Crower 74119F shaft rockers for GM SBC Phase 6 Aluminum Bowtie heads with 1.480 in. arm length and heavy-duty 5/8 in. shaft. Built-in .450 and .100 offsets help maintain proper valvetrain geometry in demanding Small Block Chevy racing applications. Stainless steel rocker bodies deliver high rigidity and stable strength at sustained high temperatures for longer service life. Fully rollerized needle bearing fulcrum, hardened tip wheel, and hi-temp alloy lash adjusters support reduced scrubbing and precise adjustment.

Shaft Rockers SBC Phase 6 1.480 In. Arm Length, Features:

• SBC Phase 6 Aluminum Bowtie fitment with 1.480 in. arm length and heavy-duty 5/8 in. shaft for precise valvetrain geometry
• Built-in .450 and .100 offsets for optimized rocker alignment and reduced valvetrain side loading under high-rpm operation
• Fully rollerized precision needle bearing fulcrum with hardened tip wheel to reduce scrubbing and support stable valve motion
• CNC-machined ball race alloy steel shafts, double heat-treated and micro-finish ground for rigidity, wear resistance, and accuracy
• Aircraft-quality hi-temp alloy lash adjusters with precision thread-rolled construction for easier maintenance and extended racing service life