Crane's Gold Race rockers reduce operating friction so well, they can give you up to 25 extra horsepower over your stock pivot ball rockers. Just look at what Crane puts into them:

* CNC-machined castings from super-strong extruded billet aluminum for total strength and reliability
* Precision needle-bearing fulcrums to reduce friction
* 8620 steel alloy roller tips for reliable, easy valve operation
* Special oil inlets to the bearings and roller to ensure reliability under operation
* Slotted bodies for extra stud clearance
* 4140 chromemoly Allen head adjustment nuts


Rocker Arm Mounting Style Stud
Rocker Arm Ratio 1.6
Rocker Arm Style Full roller
Stud Size 7/16 in.
Shims Included No
Rocker Arm Material Aluminum
Self-Aligning No
Rocker Arm Body Style Standard
Rocker Arm Nut Style Polylock
Slot Width (in) 0.600 in.
Maximum Spring Diameter (in) 1.630 in.
Rocker Arm Finish Gold anodized