Manley Performance 190320 CRANKSHAFT-4340 BBC 454 4.375

Description

BB-Chevy Crankshaft With Center Counterweights2-Piece Rear SealInternal Balance4.375'' Stroke6.535'' Minimum Rod Length2.750'' Main Journals2.200'' Rod Journals2350 Grams Bobweight74-76 Lbs. Note: Manley crankshafts are not intended for use with highly boosted Roots-style cog belt driven superchargers.