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2 SFI Approved and will withstand the extreme power and rpm of your performance application
The right choice is critical for your engine and your wallet--choose Speedmaster iron distributor gears
offering an unmatched solution for a wide spectrum of vehicles
They are made of aluminum and feature a natural finish
the LS-series heads are produced using our "Gravity Casting" process
Chevy BBC 454 Cast Steel Crankshaft ST-4.250 M-BBC RJ-2.2 RMS-2Pc Bal-Ext 2 SFI Approved and willThese 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.
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