Cylinder Head Bolt Kit for Chevrolet Mark IV or Mark V block with Edelbrock heads 77609, 77659, 7760

Cylinder Head Bolt Kit for Chevrolet Mark IV or Mark V block with Edelbrock heads 77609, 77659, 7760High Performance head bolts are available with a reduced wrenching hex or 12 point and wide area flanged head that eliminates theneed for valve train removal to facilitate cylinder head retorquing. All High Performance Series bolts are 180,000 psi (which is 15%stronger than Grade 8) and kits come complete with hardened parallel ground washers. Material: 8740 Chrome Moly Finish: Black Material 2: 8740 Chrome Moly Finish 2: Origin: USA

ARP manufactures a variety of special application-specific bolt and stud kits

the harmonic damper absorbs incredible amounts of kinetic energy

you will note that gaskets and cylinder headsliterally glide into position and are perfectly aligned – somethingthat won’t happen with inferior quality head studs

A sample chart is as follows: ARP offers a highly accurate stretch gauge with a dial indicator that reads in increments of

Material 2:

ARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts

This helps prevent blown head gaskets

To provide you with required reliability and improved performance

000 psi gems

Both are nominally rated at 180

000 psi forthe 8740 material and 220

because it’stough on tooling