ARP Rocker Arm Nut - 3/8-24 in Thread - 0.600 in Shank Diameter - 1.200 in Long - Chromoly - Black Oxide - Aluminum Rockers - Set of 16 R03P015M Due to the increase in

Due to the increase in air flow supplied by this kit

Strange Ultra Case

Sold as filter only

Intake Manifold is designed for 361-383-400 c

Mounting Heads Designed To Rotate For A Precise Fit

ARP Rocker Arm Nut - 3/8-24 in Thread - 0.600 in Shank Diameter - 1.200 in Long - Chromoly - Black Oxide - Aluminum Rockers - Set of 16 R03P015M Due to the increase inA 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. Since 1968, ARP is the fastener of champions and the world leader in fastener technology. Product Description: Rocker Arm Nut 3 8 24 in Thread