ARP Chevrolet, Small Block - Lt Series (LT1/LT4) 3/8˝ wide header flange - – SBC 6.2L LT1 SS 12PT header stud kit (434-1401) Fuel Blocks 0mm Ex Valve Head Size

0mm Ex Valve Head Size Standard Valve Head Diameter 26mm

Designed to fit the DW400 pump modules

2017 Mercedes-Benz GLC63 4

1mm Valve Head Size Standard Valve Head Diameter 28

ARP Chevrolet, Small Block - Lt Series (LT1/LT4) 3/8˝ wide header flange - – SBC 6.2L LT1 SS 12PT header stud kit (434-1401) Fuel Blocks 0mm Ex Valve Head SizeARP SBC 6. 2L LT1 SS 12PT header stud kit (434 1401) ARP Stainless Steel Header Stud Kits 434 1401 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.