H Beam 6.135" 2.200" .990" 4340 Connecting Rods Chevy BBC 454 w/ ARP 8740 They are for small and

They are for small and big block Chevys

Permanent molds provide a tighter grain casting thereby reducing the occurrence of porosity which can mar the polished finish

high to work with tall or stock valve covers

When good looks are important

H Beam 6.135" 2.200" .990" 4340 Connecting Rods Chevy BBC 454 w/ ARP 8740 They are for small andSpeedmaster H beam connecting rods are one of the strongest connecting rods available. Speedmaster H beam connecting rods are perfect for supercharged and nitrous applications. These rods incorporate a special doweled cap for specific cap to rod alignment and are profiled with extra clearance for stroker applications.