Proform - Engine Pushrod Length Checking Tool Mock-Up Rocker Arm Fits 7/16in. Studs for Big Block Chevy Engines Plastic Blue

Proper push rod length is absolutely critical for peak performance - minimizing bent or broken valve stems, guide wear, and energy-wasting valve side-loading friction. Sold individually.
Product Details:

• Engine Push Rod Length Checking Tool
• Mock-Up Rocker Arm only
• Fits 7/16 Inch Studs for Big Block Chevy Engines
• Made from High-Quality Molded Plastic In Blue Finish
• Sold As Each