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Crankshafts
Showing In Stock Items. Show All 38 Items.
SB Chevy Forged Steel crankshaft, 3.875 Stroke, Two Piece Rear Seal, Req. Narrowed Rod Bearings, Lightened, Nitride, Designed for 6.000 in. Rod
Part Number: SUM-SBC4003875
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
BUILD IT WITH SUMMIT!
Summit Racing™ Forged Crankshafts SUM-SBC35040002P
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 350, Each
Part Number: SUM-SBC35040002P
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, 2-Piece Seal, External Balance, Cast Steel, 3.75 in. Stroke, Chevy, 400, Each
Part Number: ESP-104003750
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 400, Each
Part Number: SCA-440056
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
SB Chevy Forged Steel crankshaft, 4.000 Stroke, 400 Mains, 2 Piece Rear Seal, Req. Narrowed Rod Bearings, Lightened, Nitride, 6.000 in. Rod
Part Number: SUM-SBC4004000
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 350, Each
Part Number: SCA-435086
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 3.875 in. Stroke, Chevy, 350, Each
Part Number: HRS-H353876012T
Not Yet Reviewed
Estimated Ship Date: Jun 9, 2026 if ordered today
Estimated Ship Date: Jun 9, 2026 if ordered today
Crankshaft, Forged Standard Weight, 1-Piece RMS, 3.875 in. Stroke, Internal/External Balance, Forged 4340 Steel, Natural Finish, Chevy, Gen I, Each
Part Number: SCA-435076L
Not Yet Reviewed
Estimated Ship Date: Jun 24, 2026 if ordered today
Estimated Ship Date: Jun 24, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 350, Each
Part Number: ESP-435040006000
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 3.875 in. Stroke, Chevy, 5.7L, Each
Part Number: ESP-435338756000
Not Yet Reviewed
Estimated Ship Date: Jun 9, 2026 if ordered today
Estimated Ship Date: Jun 9, 2026 if ordered today
CRANKSHAFT
Part Number: SCA-773503760
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 3.750 in. Stroke, Chevy, 400, Each
Part Number: HRS-H403756012T
Not Yet Reviewed
Estimated Ship Date: Jun 9, 2026 if ordered today
Estimated Ship Date: Jun 9, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, Small Block, Each
Part Number: SCA-435062LW
Not Yet Reviewed
Estimated Ship Date: Jun 22, 2026 if ordered today
Estimated Ship Date: Jun 22, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.125 in. Stroke, Chevy, 350, Each
Part Number: ESP-435041256000
Not Yet Reviewed
Estimated Ship Date: Jun 8, 2026 if ordered today
Estimated Ship Date: Jun 8, 2026 if ordered today
Crankshaft, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Ford, 351W, Cleveland Mains, Each
Part Number: SCA-4351C16
Not Yet Reviewed
Estimated Ship Date: Jun 22, 2026 if ordered today
Estimated Ship Date: Jun 22, 2026 if ordered today
Crankshaft, 28 oz. Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Ford, 351W, Each
Part Number: SCA-4351W16
Estimated Ship Date: Aug 5, 2026 if ordered today
Estimated Ship Date: Aug 5, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 3.750 in. Stroke, Chevy, 350, Each
Part Number: HRS-H353756012T
Not Yet Reviewed
Estimated Ship Date: Jun 9, 2026 if ordered today
Estimated Ship Date: Jun 9, 2026 if ordered today
SB Chevy Forged Steel crankshaft, 3.750 Stroke, Two Piece Rear Seal, Req. Narrowed Rod Bearings, Lightened, Nitride, Designed for 6.000 in. Rod
Part Number: SUM-SBC4003750
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 4.000 in. Stroke, Chevy, 350, Each
Part Number: HRS-H354006012T
Not Yet Reviewed
Estimated Ship Date: Jun 9, 2026 if ordered today
Estimated Ship Date: Jun 9, 2026 if ordered today
Crankshaft, Billet Reaper, Chev SB 4.000"
Part Number: HRS-35040006000
Not Yet Reviewed
Estimated Ship Date: Jun 9, 2026 if ordered today
Estimated Ship Date: Jun 9, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, Small Block, Each
Part Number: SCA-435072LW
Estimated Ship Date: Jun 22, 2026 if ordered today
Estimated Ship Date: Jun 22, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 4.000 in. Stroke, Chevy, 400, Each
Part Number: HRS-H404006012T
Not Yet Reviewed
Estimated Ship Date: Jun 9, 2026 if ordered today
Estimated Ship Date: Jun 9, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.125 in. Stroke, Chevy, 400, Each
Part Number: ESP-440041256000
Not Yet Reviewed
Estimated Ship Date: Jun 9, 2026 if ordered today
Estimated Ship Date: Jun 9, 2026 if ordered today
