Description

UMP / IMCA Modified

With the strictest tolerances to insure the highest performance and long life

156 in Wall

Billet aluminum oil fill cap

T & D Machine Shaft Mount Aluminum Roller Rocker Arm - 1.70 Ratio - Big Block Chevy 21-23945 UMP / IMCA ModifiedProduct Description: Rocker Arm Shaft Mount 1. 70 Ratio Full Roller Aluminum Natural Big Block Chevy 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 broached for a

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
To process your return/exchange, please contact us at [email protected]
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T & D Machine Shaft Mount Aluminum Roller Rocker Arm - 1.70 Ratio - Big Block Chevy 21-23945 UMP / IMCA Modified

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