1" Underhead Length. ARP Intake Manifold Bolt Kit. ARP MADE IN USA ! For Small Block Chevy (And Others). 3/8" 6 point Wrenching.
435-2101 ARP STAINLESS INTAKE MANIFOLD BOLT KIT BBC CHEVY 396 454 427 12 POINT
435-2102 ARP STAINLESS INTAKE MANIFOLD BOLT KIT BBC CHEVY 502 12 POINT HEAD
ARP 134-2001 Chromoly Intake Manifold Bolts Set 1" UHD for Small Block Chevy SBC
ARP 154-2001 Ford Small Block 289 302 351W Hex Head Intake Manifold Bolt Kit
ARP Ford 289/302/351W Intake Manifold Stud Kit - 354-2103
