T&D Machine Shaft Mount Full Roller Rocker Arm - 1.70 Ratio - SR20 BRODIX Heads - Big Block Chevy H753C44 2 PCS 3/8" Dr

2 PCS 3/8" Dr

7/8 in to 1-1/8 in Stroke

Featuring a Snap and Loop System to connect to ZR-Drag Jacket

20-50% higher energy at spark plug than typical stockcoils

Accepted for IHRA/NHRA competition use

T&D Machine Shaft Mount Full Roller Rocker Arm - 1.70 Ratio - SR20 BRODIX Heads - Big Block Chevy H753C44 2 PCS 3/8" DrProduct Description: Rocker Arm Shaft Mount 1. 70 Ratio Full Roller Aluminum Natural SR20 Brodix Heads Big Block Chevy T&D manufactures rocker arm systems for over 400 cylinder heads and its products have established a reputation for the highest levels of quality, performance and long term reliability. The company works closely with leading engine builders to maintain its position at the forefront of technology. Add to this the fact that unlike some