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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
and include the sealing ring
Experience unparalleled performance and power with Speedmasters 6-71 Complete Supercharger Kitengineered for maximum horsepower and durability
2 SFI Approved and will withstand the extreme power and rpm of your performance application
They are made of steel
The right choice is critical for your engine and your wallet--choose Speedmaster iron distributor gears
Chevy BBC 454 Cast Steel Crankshaft ST-4.250 M-BBC RJ-2.2 RMS-2Pc Bal-Ext and include the sealing ringThese Speedmaster cast crankshafts are perfect for mildly built street engines or just to replace stock crankshafts that have seen better days. These Speedmaster crankshafts are precision ground and micro polished to exacting tolerances.
