Coast High Performance | (310) 784 1010 | The Home Of Pure Horsepower












Fastener Materials Guide
Material USE? Yield Strength Tensile Strength Used For
Grade 5 No 90,000 psi 120,000 psi Accessory bolts and studs
Grade 8 No 120,000 psi 150,000 psi Accessory bolts and studs
"Stainless 300" Yes 140,000 psi 170,000 psi Accessory bolts and studs, head studs
Custom 450 ® Yes 150,000 psi 180,000 psi Head bolts, accessory bolts
8740 chromemoly Yes 180,000 psi 200,000 psi Rod bolts, head & main studs/bolts
A286 Yes 170,000 psi 200,000 psi Head bolts, accessory bolts
ARP2000 Yes 180,000 psi 220,000 psi Rod bolts, head & main studs
L19 Yes 200-230,000 psi 260,000 psi Connecting rod bolts
Inconel 718 Yes 190-210,000 psi 220,000 psi Connecting rod bolts
Custom Age 625+ ® Yes 235-255,000 psi 260,000 psi Head bolts, connecting rod bolts
ARP 3.5 Yes 220-250,000 psi 260,000 psi Connecting rod bolts
AerMet ® 100 Yes 260,000 psi 280,000 psi Connecting rod bolts
Titanium Yes 160,000 psi 180,000 psi Head studs, accessory bolts