1974 Engines & Components

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: Jan 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 350, Each

Part Number: ESP-435037505700

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Crankshaft, Forged 4340 Steel, Std. Weight, 3.75 in. Stroke, Chevy, 350, 2-Piece Seal, Internal Balance, Each

Part Number: SCA-435050

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Crankshaft, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Ford, 351W, Cleveland Mains, Each

Part Number: SCA-4351C50

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.375 in. Stroke, Chrysler, 413, 426, 440, Each

Part Number: ESP-444243757100

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Today

• Free Shipping

Crankshaft, Internal Balance, Forged 4340 Steel, 3.250 in. Stroke, Ford, 302, Each

Part Number: ESP-430232525400

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Crankshaft, 28 oz. External Balance, Forged 4340 Steel, 3.250 in. Stroke, Ford, 302, Each

Part Number: SCA-43022

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Cylinder Heads, Assembled, Cast Iron, 64cc Chamber, 185cc Intake Runner, Straight Plug, Chevy, Small Block, Pair

Part Number: PMX-2151

2.62 out of 5 stars ( 13 )

Estimated Ship Date: Dec 5, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 350, Each

Part Number: ESP-435034805700

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

SBF 351 Windsor 4340 Forged steel crank, 4.000 in. stroke, 6.200 rod, Nitride Hardened, Internal Balance, Req. Narrowed Rod bearings

Part Number: SUM-SBF351W4000I

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 350, Each

Part Number: SCA-435056

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 28 oz. External Balance, Forged 4340 Steel, 3.00 in. Stroke, Ford, 302, Each

Part Number: SCA-43021

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

SB Mopar 360 Forged Steel Crank, 3.580 stroke, 6.123 in. Rod, May Req. Heavy Metal, Lightning Holes on Rod Journals, Narrowed Rod Bearings Req.

Part Number: SUM-MOP3603580

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Crankshaft, Compstar, 2-piece Rear Main Seal Style, Internal/External Balance, Forged 4340 Steel, 4.500 in. Stroke, Large Snout, Chevrolet, 7.4L, Each

Part Number: CPI-BBQ425-CS

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Cylinder Head, Motown, Cast Iron, Assembled, 64cc Chamber, 220cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-014150-2

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head, S/R Torquer, Cast Iron, Assembled, 67cc Chamber, 170cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-042660-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Cylinder Head, Windsor Jr., Cast Iron, Bare, 58cc Chamber, 180cc Intake Runner, Ford, 289, 302, 351W, Each

Part Number: WRL-053030

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 26, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 400, Each

Part Number: ESP-440034805700

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, 350 Mains, Chevy, 5.7, Each

Part Number: MAN-190190

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 3.580 in. Stroke, Chrysler, 360, Each

Part Number: SCA-436010

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.310 in. Stroke, Chrysler, 273, 318, 340, Each

Part Number: ESP-434033106123

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Standard Weight, Forged 4340 Steel, 4.100 in. Stroke, Internal Balance, Ford, 351W, Each

Part Number: SCA-4351W60

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Crankshaft, Internal Balance, Forged 4340 Steel, 4.17 in. Stroke, Ford, 351, Windsor, SVO, Each

Part Number: ESP-435241706200

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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: Today

• Free Shipping