ARP Perma-Loc Rocker Arm Adjuster - For Stamped Steel Rocker Arms - 3/8"-24 Thread Safety Blanket Brackets The main body size is

The main body size is 24" H x 46" W and the mount straps add 32" to the width

Flap on the skirt is sealed with Velcro to eliminate dust for flames from entering

400 in Tall Deck

The 12 GPM Hex Drive Pump must be driven by a 3/8" female hex

Distributor Vacuum Advance

ARP Perma-Loc Rocker Arm Adjuster - For Stamped Steel Rocker Arms - 3/8"-24 Thread Safety Blanket Brackets The main body size isA 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.