Availability
1971 Engines & Components
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 350, Each
Part Number: SCA-435050-2
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 350, Each
Part Number: SCA-435050-3
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
4340 Forged Superlight
Part Number: SCA-435052-3
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
4340 Forged Pro Series Lightweight
Part Number: SCA-445430C-2
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
4340 Forged Superlight
Part Number: SCA-445430C-3
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
454 2-PC REAR SEAL PROCOMP LIGHTWEIGHT
Part Number: SCA-445440-2
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
454 2-PC REAR SEAL SUPERLIGHT
Part Number: SCA-445440-3
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
4340 Forged Pro Series Lightweight
Part Number: SCA-445440C-2
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
4340 Forged Superlight
Part Number: SCA-445440C-3
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
4340 Forged Pro Series Lightweight
Part Number: SCA-445415C-2
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Crankshaft, Forged 4340 Steel, Superlite, 4.25 in. Stroke, Chevy, 454, 2-Piece Seal, Will Internal Balance
Part Number: SCA-445425-3
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
4340 Forged Superlight
Part Number: SCA-445425C-3
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Engine Crankshaft, Chevy 4-454-4375-6385-2 454 Big Block Forged 4340 Steel
Part Number: SCA-445426-2
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
4340 Forged Pro Series Lightweight
Part Number: SCA-445426C-2
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
4340 Forged Superlight
Part Number: SCA-445426C-3
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Front Drive System, Small Block Chevy, Machine finish, NO AC with Power Steering-Flex Fan
Part Number: AAY-S0422
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Front Drive System, Small Block Chevy, Machine finish, NO AC with Power Steering-Classic Pulley-Flex Fan
Part Number: AAY-S0423
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Front Drive System, Small Block Chevy, Machine finish, NO AC & NO Power Steering-Classic Pulley
Part Number: AAY-S0424
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Front Drive System, Small Block Chevy, Machine finish, NO AC & NO Power Steering-Flex Fan
Part Number: AAY-S0425
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Front Drive System, Small Block Chevy, Machine finish, NO AC & NO Power Steering-Classic Pulley-Flex Fan
Part Number: AAY-S0426
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Accessory Drive System, Serpentine, 6-groove, Polished Finished, Power Steering, Air Conditioning, Chevy, Small Block, Kit
Part Number: AAY-SCK-SBC-101A
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Accessory Drive System, Serpentine, 6-groove, Polished Finished, Power Steering, Air Conditioning, Chevy, Small Block, Kit
Part Number: AAY-SCKSBC101A16
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
350 1-PC REAR SEAL SUPERLIGHT
Part Number: SCA-435010L-3
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
350 1-PC REAR SEAL PROCOMP LIGHTWEIGHT
Part Number: SCA-435010L-2
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
Oil Pump, Tri-Lobe, 6-Stage Dry Sump, Dual Driver-Side Mount, Chevy, Big Block,Each
Part Number: MOR-22436
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
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