Precision Machining since 1962.
We offer these in a stock 1.5 ratio, or a performance 1.6 Ratio.
We build and sell the most advanced rocker arm system for Buick Straight 8 engines ever produced. These rocker assembly’s feature the following:
New hardened shafts that feature a gundrilled hole for oiling and lightness.
All new hardware including springs, thrust washers and bolts.
Rocker arms feature a roller tip to reduce side load on the valve stem, as well as free up horsepower from the friction of the stock style rocker arm. The rockers have a SAE 660 bronze bushing for riding on the main shaft. Rocker arms are made from billet aircraft grade 7075 aluminum for a high strength.
The roller tips are hardenedand ground steel for precision.
The rocker arm stands are made from billet aluminum that makes them much stronger than the stock cast stands.
This purchase is for all Buick Straight 8 motors with a 248-263 Engine. From 1936-1953. This is for the 1.5 Ratio.
This purchase is for all Buick Straight 8 motors with a 248-263 Engine. From 1936-1953. This is for the 1.6 Ratio.
This purchase is for all Buick Straight 8 motors with a 320 Cubic Inch Engine from 1936-1952. This is for the 1.5 ratio.