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Built for ultimate strength
Speedmaster billet main caps improve reliability in highly stressed engines by reducing distortion of the main bearing bores
These rear-ends have a reputation for being tough to handle the abuse of Circle Track racing
Speedmaster planetary gear sets are ideal for modern big-displacement engines
H Beam 6.135" 2.200" .990" 4340 Connecting Rods Chevy BBC 454 w/ ARP 8740 Built for ultimate strengthSpeedmaster 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.
