ARP Buick 401c.i.d. nail head 12pt head stud kit (124-4204) Donuts Part Number: AF4010-8360R

Part Number: AF4010-8360R

Part Number: AF455-16-12

water neck and distributor hole clearance

Aero Clamp For 400 Series -8AN Hose

EN7007-105

ARP Buick 401c.i.d. nail head 12pt head stud kit (124-4204) Donuts Part Number: AF4010-8360RARP Buick 401c. i. d. nail head 12pt head stud kit (124 4204) ARP Pro Series Cylinder Head Studs 124 4204 ARP Pro Series cylinder head studs are cold forged to ensure molecular integrity. They're heat treated prior to thread rolling and machining. ARP Pro Series kits are also available with 12 point nuts, and all studs come complete with hardened parallel washers for an even load distribution and accurate torque readings. With hundreds of models ready