Proform - 66806
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
