Crower 74400X003F Features:

Crower shaft rocker mounting stand, Part No. 74400X003F, stand ID 003F for Pro-Filer SBC 23° 176 series heads. Configured for a 5/8 in. shaft and designed for Pro-Filer SBC 23-degree heads, including 176-18 to 176-XC23. Engineered for shaft rocker setups with 1.480 arm length, .300 intake offset, and .100 exhaust offset. Replacement mounting base stand must match the stamped 003F ID to maintain correct valvetrain geometry without custom machine work.

Shaft Rocker Mounting Sta For Pro-filer SBC 23° Heads, Features:

• Fits Pro-Filer SBC 23° 176-series heads, 5/8 in. shaft configuration for precise valvetrain alignment and correct stand-to-head fitment
• Stand ID #003F replacement match, maintains specified rocker geometry without custom machine work or guesswork during service
• Works with 1.480 arm length, .300 intake offset, and .100 exhaust offset in shaft-mounted rocker applications
• Rigid shaft-mount support, helps reduce pushrod deflection, minimize side loading, and improve valve timing accuracy at high rpm
• Purpose-built mounting stand for racing valvetrains, supports stable rocker system operation under demanding performance conditions