Scorpion Aluminum Roller Rocker Arms, 1.6 Ratio, Stud Mount

* Aerospace-grade 7000 Series aluminum for maximum strength and durability
* Needle bearing fulcrum and roller tip
* Precision-ground needle bearings
* Centerless ground trunnion, ground pin, and roller
* Burr-free trunnion through hole
* Directed oiling
* Large machined seat and thick-walled adjusting nut (polylock)
* Pedestals machined from solid steel
* Black oxide coated steel parts
* 1.600 in. fulcrum width
* Clear 1.625 in. O.D. valve springs

1.6

3/8in or 7/16 in.

1.625 in.

Full roller