Crower 74526F050 Features:

5/8 in. ID X 1 1/8 in. OD X .050 in. shaft rocker spacer Hardened steel construction for extreme rigidity and durability Used to shim the shaft rocker mounting base stand for precise alignment Helps achieve proper valve stem-to-rocker tip geometry and reduce guide wear

Shaft Rocker Spacers 5/8 Hardened Steel 1 1/8 In. Features:

• 5/8 in. ID X 1 1/8 in. OD X .050 in. thickness for precise shaft rocker spacing and accurate valvetrain shim setup
• Hardened steel construction for extreme rigidity, wear resistance, and dependable performance under high spring loads
• Helps correct valve stem-to-rocker tip alignment for optimized rocker geometry, smoother motion, and reduced friction
• Supports precise mounting base stand shimming to minimize valve guide wear in high-performance engine builds and tuning
• Ideal for dirt late model and marine endurance racing valvetrains requiring exact spacer dimensions and stable alignment control