Crower 74400X040F Features:

Shaft rocker mounting stand #040F for Frankenstein LS-3 F310 285cc 10° cylinder heads Designed for use with a 5/8 in. shaft in Frankenstein LS-3 valvetrain setups Matches Crower rockers with 1.650 arm length and .000 offset on intake and exhaust Precision CNC-machined Crower stand engineered for accurate rocker shaft mounting

Shaft Rocker Mounting Sta 5/8 In. Shaft For Frankenstein Features:

• 5/8 in. shaft fitment for Frankenstein LS-3 F310 285 cc 10° heads, precise mounting geometry for dedicated valvetrain setup
• 1.650 arm length compatibility, .000 intake and exhaust offset alignment, application-specific rocker stand configuration
• CNC-machined mounting stand construction, consistent rocker shaft positioning, stable valvetrain support under high-rpm use
• Direct fit for part number 040F applications, engineered for shaft rocker systems, accurate stand location on 10° cylinder heads
• Purpose-built LS valvetrain component, supports correct rocker alignment, race-focused design for precise head-specific installation