LGM Shaft Rockers - Big Block Chevrolet - Standard Valve Design
Fits AirFlow Research - Dart Machinery - Edelbrock - Racing Head Service cylinder heads with standard valve centerlines.
All LGM rocker arm systems are made with high quality materials to stand up to the rigors of street high performance and racing applications. These premium quality rocker systems feature lightweight and extrememly strong 2024 T-3511 extruded aluminum alloy rocker bodies with dual 1,100 ft/lb capacity, fully caged needle roller bearings. Special features include tool steel nose rollers and axles for smooth long lasting performance.
* SPECIFY ROCKER RATIO PREFERRED *
PART NUMBER: LGM-20000 - 1.70 rocker ratio
PART NUMBER: LGM-20001 - 1.80 rocker ratio