COMP Cams BB Chevy Mark-V 7/16 Roc/Stud 1.900 Upper Stud Length R10015 BMR differential bushings should be

BMR differential bushings should be considered an absolute must for any type of high performance driving

the Stand21 Club III combines excellent protection in a lightweight

Covered Housing Only

three generations of track experience

COMP Cams BB Chevy Mark-V 7/16 Roc/Stud 1.900 Upper Stud Length R10015 BMR differential bushings should beCOMP Cams takes pride in having the finest rocker arm studs available on the market. The Hi Tech Rocker Arm Studs work well in race applications with higher rpm ranges and are available in the popular 3 8? and 7 16? sizes. All COMP Cams studs have generous radii and a black oxide finish. With a 3 8" base thread and a 7 16" rocker thread, this rocker arm stud set has a 1. 900" effective length for use with Mark V and Mark VI Chevrolet Big Blocks.