ARP Perma-Loc Rocker Arm Adjuster - For Stamped Steel Rocker Arms - 7/16"-20 Thread Rocker Cover Fastener Optical grade injection molded Double

Optical grade injection molded Double Screen Anti-Fog (DSAF) 2MM visor for anti-fog control and superior visibility

eliminating the possibility of retempering due to exhaust temperature cycles

1962-1968 Chevrolet Chevy II

9 hp and 200 ft

Made with new lightweight materials for your comfort and safety

ARP Perma-Loc Rocker Arm Adjuster - For Stamped Steel Rocker Arms - 7/16"-20 Thread Rocker Cover Fastener Optical grade injection molded DoubleA rocker arm adjuster that doesn't require special tools and won't work loose. Threads on the heat treated Perma Loc Adjusters are machined exactly perpendicular to the adjuster bottom. a set screw is also machined flush on the bottom. All of these features help eliminate setting valve lash on a regular basis. ARPs product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline.