ARP Buick 350-455 3/8" hex SS header stud kit 420-1411 Innovate Motorsports 2-3/4" DeepFits 1964-67 S/B Ford

2-3/4" DeepFits 1964-67 S/B Ford 289

Part Number: KNHP-7044

Part Number: AF37-9998

Available with single or dual injector provisions and a burst panel flange options

Stealth Ride Part Number: EA14138030

ARP Buick 350-455 3/8" hex SS header stud kit 420-1411 Innovate Motorsports 2-3/4" DeepFits 1964-67 S/B FordARP Buick 350 455 3 8" hex SS header stud kit (420 1411) ARP Stainless Steel Header Stud Kits 420 1411 Headers can represent a sizable investment, so you'll want to keep them securely attached. In addition, exhaust leaks can cost you power and even cause damage to your vehicle. ARP stainless steel header studs are the answer. They're made from premium 300 stainless steel, which is rated at 170,000 psi tensile strength much stronger than Grade 8 steel.