ARP 144-4201 Head Stud Kit for Mopar "A" 12pt ymm_71 3 / 2800 rpm lb-ft

3 / 2800 rpm   lb-ft 646

Cast Iron/Steel Hub Drill Bit Size (actual dim

800˝ Screw-in Diameter-Pitch M10 x 1

They will help increase the fuel flow and ensure you have the fuel pressure you need to get the most out of your vehicle

Designed to complement Akrapovic tailpipes

ARP 144-4201 Head Stud Kit for Mopar "A" 12pt ymm_71 3 / 2800 rpm lb-ftIt is for good reason that virtually every top professional engine builder relies on ARP Pro Series head studs for their all out competition powerplants. Simply stated, theres not a better stud setup on the market today. For openers, ARP uses a premium grade 8740 alloy that is rated far superior to aircraft quality. Each stud is placed vertically in special racks and precisely heat treated to 200, 000 psi. This procedure ensures complete heat