T&D Machine Shaft Mount Rocker Arm - 1.70 Ratio - Full Roller - On Shaft - 1.650" Long - Big Block Chevy 20193XSSK Integrated 1/8" NPT gauge port

Integrated 1/8" NPT gauge port

Dual 340 lph Pumps

5" & 3" Wide Leaf springs 4" Rear Drop

Fits Most Holley Carburetors w/ Small 9/16"-24 Inlet

T&D Machine Shaft Mount Rocker Arm - 1.70 Ratio - Full Roller - On Shaft - 1.650" Long - Big Block Chevy 20193XSSK Integrated 1/8" NPT gauge portProduct Description: Rocker Arm Shaft Mount 1. 70 Ratio Full Roller On Shaft 1. 650 in Long Aluminum Natural Big Block Chevy Sold Individually 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