CHEVROLET Engines & Components

Crankshaft, Standard Weight, Forged 4340 Steel, Internal Engine Balance, 3.622 in. Stroke, Chevy, 4.8L, 5.3L, 5.7L, 6.0L, Each

Part Number: SCA-4LS136262

Not Yet Reviewed

Estimated Ship Date: Nov 7, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

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: Oct 23, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Oct 23, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 1-Piece Seal, Internal/External Balance, Forged Steel, 3.86 in. Stroke, Chevy, Each

Part Number: NAL-12708884

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Heads, Series One, Aluminum, Bare, 64cc Chamber, 185cc Intake Runner, Chevy, Small Block, Pair

Part Number: PMX-2172

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 6, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Chevy, 350, Each

Part Number: ESP-4350350057LA

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.562 in. Stroke, Chevy, 350, Each

Part Number: ESP-435035625700

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

350 1-PC REAR SEAL STD WEIGHT

Part Number: SCA-435076L

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 400, Each

Part Number: SCA-440050

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

Cylinder Head, Motown 220, Cast Iron, Assembled, 64cc Chamber, 220cc Intake, Designed for Use with Hydraulic Flat Tappet Camshafts, Chevy, Small Block

Part Number: WRL-014250-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

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

• Free Shipping

Cylinder Head, Iron Eagle SS, Cast Iron, Assembled, 67cc Chamber, 170cc Intake Runner, Chevy, 1996-99 Vortec 350, Each

Part Number: DRT-10024370A

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 3.500 in. Stroke, Chevy, 350, 2.000 Pin, Each

Part Number: CPI-SAG143-CM

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.625 in. Stroke, 2.200 in. Pin, Chevrolet, Each

Part Number: CPI-BBR425-CS

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 4.250 in. Stroke, 6.135 Rod, Chevy, 454, Each

Part Number: SCA-445420

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

Cylinder Heads, Performance Freedom Series, Bare, Aluminum, Natural, 64cc Chamber, Chevy, Small Block, Pair

Part Number: PMX-2113

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 6, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Heads, Maxx Series, Bare, Aluminum, 183cc Intake Runner, D-port, Chevy, 302, 327, 350, 400, Pair

Part Number: PMX-9184

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 3.875 in. Stroke, Chevy, 400, Each

Part Number: HRS-H403876012T

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Oct 23, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 454, Internal/External Balance, 1-Piece Seal, Each

Part Number: HRS-H454256321T

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 454, Internal Balance, 2-Piece Seal, Each

Part Number: HRS-H454256322T

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 400, Each

Part Number: SCA-440086

Not Yet Reviewed

Estimated Ship Date: Nov 7, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

Crankshaft, Excalibur, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 350, Each

Part Number: SCA-735086

Not Yet Reviewed

Estimated Ship Date: Nov 7, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

Crankshaft 4-454-4375-6635, Chevy Crankshaft Forged 4340 Strd Wgt 454 2-Piece Rear 4.375 Stroke 6.535 Length 2

Part Number: SCA-445428

Not Yet Reviewed

Estimated Ship Date: Nov 7, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

Forged 4340 Standard Weight

Part Number: SCA-435060L

Not Yet Reviewed

Estimated Ship Date: Nov 7, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order