Back to Home : Cranks : Chevrolet Small Block

Signature Series Blower - Crankshafts

This series is designed to withstand the extreme pressures encountered when using a blower (Roots-type supercharger). LunatiĀ® Signature Blower Crankshafts have .125" radii on the rods and mains. They also have dual keyways, larger nose bolt threads, and enlarged flexplate flange threads for added strength.

Need help with your application? Visit our Contact Page to see your options for talking with a technician.

 Part NumberDetailsPrice 
P/N: 80237501 Signature Series Blower Crankshaft - Chevrolet Small Block 3.750" Stroke (2-Piece Rear Main) $2,099.79
P/N: 80238751 Signature Series Blower Crankshaft - Chevrolet Small Block 3.875" Stroke (2-Piece Rear Main) $1,907.50
P/N: 80240001 Signature Series Blower Crankshaft - Chevrolet Small Block 4.000" Stroke (2-Piece Rear Main) $1,907.51