T&D Machine LS3 Series Shaft Mount Aluminum Roller Rocker Arm Kit - 1.70 Ratio - GM LS-Series 1200.2530.0125 Drive Shaft / Pickup Included

Drive Shaft / Pickup Included

Sealant must be used on intake bolt threads if the threads extend into lifter valley or coolant passage

Chevy 1957-58

The unique features of this water pump include -10 AN auxiliary outlet ports (90 ° to the block) and -6 AN top inlet port

T&D Machine LS3 Series Shaft Mount Aluminum Roller Rocker Arm Kit - 1.70 Ratio - GM LS-Series 1200.2530.0125 Drive Shaft / Pickup IncludedProduct Description: Rocker Arm LS3 Series Shaft Mount 1. 70 Ratio Full Roller Aluminum Natural GM LS Series T&D Machine Products offers the shaft mount Roller Rockers that have become the choice of racers everywhere. T&D Shaft Roller Rocker Arms extruded 2024 aluminum Rocker Arms are CNC machined and have intricate oil galleries built in to direct oil from the pushrod to the shaft bearings and onto the roller tip. Adjuster screws are 7 16" and