ARP SB Chevy LS1 & LS6, 5.7L & 6.8L hex head bolt kit 134-3609 Crower GM LS Series XPRO HighTorque

GM LS Series XPRO HighTorque Starter

They are 100 percent leak-tested

Manufacturer's Part Number: 6-02-0209-B

Manufacturer's Part Number: 35550000

ARP SB Chevy LS1 & LS6, 5.7L & 6.8L hex head bolt kit 134-3609 Crower GM LS Series XPRO HighTorqueARP SB Chevy LS1 & LS6, 5. 7L & 6. 8L hex head bolt kit (134 3609) ARP High Performance Series Cylinder Head Bolt Kits 134 3609 ARP High Performance Series head bolt kits are tough. They are rated at 180,000 psi 15 percent stronger than Grade 8 fasteners. They come available with a reduced wrenching hex head or 12 point head that help eliminate the need for valvetrain removal when re torqueing cylinder heads. Brand: ARP Manufacturer's Part Number: 134