1974 Engines & Components

4340 Forged Superlight

Part Number: SCA-445425C-3

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4340 Forged Pro Series Lightweight

Part Number: SCA-445426C-2

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4340 Forged Superlight

Part Number: SCA-445426C-3

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4340 Forged Pro Series Lightweight

Part Number: SCA-445440C-2

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4340 Forged Superlight

Part Number: SCA-445440C-3

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chrysler, 360, Each

Part Number: SCA-436020-2

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.875 in. Stroke, 2.100 in. Pin, Chevy, 400

Part Number: CPI-SAM21A-MG

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.875 in. Stroke, 6.000 in. Rods, 2.000 Pin, Big Block Post, Chevy, Small Block, Each

Part Number: CPI-SMM14A-MG

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.000 in. Stroke, 6.000 in. Rods, 2.000 Pin, 350 Main, Big Block Post, Chevy, Small Block, Each

Part Number: CPI-SMO14A-MG

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.625 in. Stroke, 6.700 in Rod, 2.200 Pin, Internal Balance, Mopar, Big Block, Each

Part Number: CPI-GER-62J-MP

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.375 in. Stroke, 2.200 in. Pin, Chevy, 454

Part Number: CPI-BBB42B-MG

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 5.000 in. Stroke, 7.000 in. Rod, 2.200 Pin, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BBV42B-MG

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

• Free Shipping
• Special Order

Cylinder Head, Merlin, CNC Ported, Cast Iron, Bare, 119cc Chamber, 320cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030620CNC

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engines, Bare Blocks, Man O'War Bare Block, 351 Cleveland Mains, 9.500 in. Deck Height, 4-bolt Main Style, Ford, 5.0L, 5.8L, Small Block Windsor, Each

Part Number: WRL-087072

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Block, Cast Iron, 4-Bolt Mains, 4.245 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Big Block, Each

Part Number: WRL-095000

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Top End Engine Kit, Power Package, Intake, Heads, Cam, Timing Chain, Head Bolts, SB Chevy, 363 HP-405 TQ, Kit

Part Number: EDL-2088

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Heads, Shocker Series, Solid Roller, Assembled, Aluminum, 210cc Intake Runner, Ford, Small Block, Pair

Part Number: PMX-9213

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Heads, Aluminum, Bare, 72cc Chamber, 200cc Intake Runner, Ford, FE, Pair

Part Number: PMX-9230

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Heads, Aluminum, Bare, 76cc Chamber, 200cc Intake Runner, Ford, FE, Pair

Part Number: PMX-92306

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Heads, Aluminum, Assembled, 76cc Chamber, 200cc Intake Runner, Ford, FE, Pair

Part Number: PMX-92316

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Heads, Aluminum, Assembled, 72cc Chamber, 200cc Intake Runner, Ford, FE, Pair

Part Number: PMX-9232

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Heads, Aluminum, Assembled, 76cc Chamber, 200cc Intake Runner, Ford, FE, Pair

Part Number: PMX-92326

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Heads, Aluminum, Assembled, 72cc Chamber, 200cc Intake Runner, Ford, FE, Pair

Part Number: PMX-9233

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Heads, Aluminum, Assembled, 76cc Chamber, 200cc Intake Runner, Ford, FE, Pair

Part Number: PMX-92336

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order