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Signature Series - Crankshafts

As our premium line, a Signature Series Crankshaft is the strongest crankshaft you will find for your engine. Its specialized non-twist 4340 forged steel construction comes completely profiled and detailed to our racing specs and has proven to withstand applications well over 1500 horsepower. Many design features such as gun drilled mains, lightened rod journals, micropolished journals and a windage reducing Contoured Wing counterweight profile make the Signature Series the best choice for serious racers. Each Signature Series crankshaft is Pulsed Plasma Nitride Heat Treated for increased strength and durability

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 Part NumberDetailsPrice 
P/N: 60437502 Signature Series Crankshaft - Chevrolet Big Block 3.750" Stroke (2-Piece Rear Main) $2,351.56
P/N: 60440002 Signature Series Crankshaft - Chevrolet Big Block 4.000" Stroke (2-Piece Rear Main) $1,785.28
P/N: 60441252 Signature Series Crankshaft - Chevrolet Big Block 4.125" Stroke (2-Piece Rear Main) $2,351.56
P/N: 60442502 Signature Series Crankshaft - Chevrolet Big Block 4.250" Stroke (2-Piece Rear Main) $1,785.28
P/N: 60443752 Signature Series Crankshaft - Chevrolet Big Block 4.375" Stroke (2-Piece Rear Main) $2,351.56
P/N: 60445002 Signature Series Crankshaft - Chevrolet Big Block 4.500" Stroke (2-Piece Rear Main) $1,816.66
P/N: 60446252 Signature Series Crankshaft - Chevrolet Big Block 4.625" Stroke (2-Piece Rear Main) $2,351.56
P/N: 60447502 Signature Series Crankshaft - Chevrolet Big Block 4.750" Stroke (2-Piece Rear Main) $1,816.66
P/N: 60448752 Signature Series Crankshaft - Chevrolet Big Block 4.875" Stroke (2-Piece Rear Main) $1,848.69
P/N: 60450002 Signature Series Crankshaft - Chevrolet Big Block 5.000" Stroke (2-Piece Rear Main) $1,848.69
P/N: 60453002 Signature Series Crankshaft - Chevrolet Big Block 5.300" Stroke (2-Piece Rear Main) $1,848.69