Crower 74179F Features:

Crower 74179F shaft rocker assembly for Trick Flow Specialties LS-7 GenX 260 cylinder heads Stainless steel rockers with 5/8 in. shafts for high-performance and racing valvetrain use Fully rollerized precision needle-bearing fulcrums and ultra-secure axles for reliable operation CNC-machined ball race alloy steel shafts, double heat-treated and micro-finish ground in-house

Shaft Rockers Trick Flow Ls-7 Genx 260 5/8 In. Features:

• Fits TFS LS-7 GenX 260 heads with 5/8 in. shafts for high-load valvetrain stability and precise rocker geometry
• Stainless steel shaft rocker assembly for high-rpm strength, fatigue resistance, and race-ready durability
• Fully rollerized needle bearing fulcrums with ultra-secure axles for smooth operation and reduced friction
• CNC-machined ball race alloy steel shafts, double heat-treated and micro-finish ground for accuracy and wear control
• Aircraft-quality high-temp alloy lash adjusters with optional roller tip configurations for better valve control and less guide wear