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PROMAXX Performance Stock Replacement Cylinder Heads for 2006-2007 E-350 SUPER DUTY, F-250 SUPER DUTY, F-350 SUPER DUTY - *:FOR851N

Cylinder Head, Cast Iron, Assembled, 20mm Dowels, Ford, Powerstroke, 6.0L, Each

Part Number: PMX-FOR851N

Not Yet Reviewed

Estimated Ship Date: Jan 23, 2026 if ordered today

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Estimated Ship Date: Jan 23, 2026 if ordered today

PROMAXX Performance Maxx Series Small Block Chevy Cylinder Heads 9183

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

Part Number: PMX-9183

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

FLOTEK 180cc Small Block Chevy Cylinder Heads 101-505

5 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Eagle Street Performance Rotating Assemblies with Silv-O-Lite Claimer Pistons B15454E040

Engine Rotating Assembly, Street, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-B15454E040

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Eagle Street and Strip Rotating Assemblies B15504L04068

Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Chevy, 5.7L, Kit

Part Number: ESP-B15504L04068

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

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Estimated Ship Date: Jan 28, 2026 if ordered today

Scat Forged Standard Weight Crankshafts 4-LS1-4125-6125-58

Crankshaft, Standard Weight, Forged 4340 Steel, 4.125 in. Stroke, Internal Balance, Chevy, 6.0L, 6.2L, 7.0L

Part Number: SCA-4LS141265

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

World Products Merlin Cylinder Heads 030630

World Products Merlin Cylinder Heads 030630

Cylinder Head, Merlin, Cast Iron, Bare, 119cc Chamber, 345cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030630

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

Manley Pro Series Crankshafts 190320

Crankshaft, Chevy big block, forged, 4.375 stroke, w/ center counterweights

Part Number: MAN-190320

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

Eagle Forged 4340 Steel Crankshafts 442741256100

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.125 in. Stroke, Chevy, 7.0L, Each

Part Number: ESP-442741256100

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Eagle Forged 4340 Steel Crankshafts 435240006200

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

Part Number: ESP-435240006200

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Eagle Forged 4340 Steel Crankshafts 434033106123

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: Today

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Estimated Ship Date: Today

Summit Racing™ Forged Crankshafts SUM-MOP3604000

SB Mopar 360 Forged Steel Crank, 4.000 stroke, 6.123 in. Rod, May Req. Heavy Metal, Lightning Holes on Rod Journals, Narrowed Rod Bearings Req.

Part Number: SUM-MOP3604000

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Scat Forged Standard Weight Crankshafts 4-400P-4250-6700-2200

Crankshaft, Standard Weight, Forged 4340 Steel, 4.250 in. Stroke, Internal Balance, Pontiac, 400, Each

Part Number: SCA-4400P42510

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

World Products Sportsman II Heads 011250-3

Cylinder Head, Sportsman II, Cast Iron, Assembled, 64cc Chamber, 200cc Intake, Designed for Use with Solid Roller Camshafts, Chevy, Small Block, Each

Part Number: WRL-011250-3

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

World Products Sportsman II Heads 011150-3

Cylinder Head, Sportsman II, Cast Iron, Assembled, 64cc Chamber, 200cc Intake Runner, Chevy, 302/327/350/400

Part Number: WRL-011150-3

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Scat Forged Standard Weight Crankshafts 4-351W-4100-6200

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

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Estimated Ship Date: Today

Callies Compstar Crankshafts IBP-425-CS

Crankshaft, 1-piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 2.200 in. Pin, Chevy, 454

Part Number: CPI-IBP425-CS

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

VEGE Remanufactured Long Block Crate Engines for 1991 CHEROKEE, COMANCHE, WRANGLER - DA30

Crate Engine, Remanufactured, Long Block, Assembled, Jeep, 4.0L/242, Each

Part Number: VRE-DA30

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Eagle Street and Strip Rotating Assemblies 18331L000

STREET & STRIP ASSEMBLY CHEV 454, 1PC

Part Number: ESP-18331L000

Not Yet Reviewed

Estimated Ship Date: Jan 23, 2026 if ordered today

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Estimated Ship Date: Jan 23, 2026 if ordered today

Eagle Street and Strip Rotating Assemblies 18021030

Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Chevy, Big Block, Kit

Part Number: ESP-18021030

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Eagle Street and Strip Rotating Assemblies 18021060

Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Chevy, Big Block, Kit

Part Number: ESP-18021060

Not Yet Reviewed

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Eagle Street and Strip Rotating Assemblies B13201L04068

ROTATING ASSEMBLY

Part Number: ESP-B13201L04068

Not Yet Reviewed

Estimated Ship Date: Jan 23, 2026 if ordered today

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Estimated Ship Date: Jan 23, 2026 if ordered today

Eagle Street and Strip Rotating Assemblies B13004L04068

Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Piston, I-Beam Rod, Chevy, Small Block, Kit

Part Number: ESP-B13004L04068

Not Yet Reviewed

Estimated Ship Date: Jan 23, 2026 if ordered today

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Estimated Ship Date: Jan 23, 2026 if ordered today

Eagle Street and Strip Rotating Assemblies 16524040

Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Ford, Small Block, Kit

Part Number: ESP-16524040

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Eagle Street and Strip Rotating Assemblies 16800040

Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Ford, Cleveland, Kit

Part Number: ESP-16800040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 27, 2026 if ordered today

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Estimated Ship Date: Jan 27, 2026 if ordered today

Scat Engine Rotating Assemblies 1-91255

Engine Rotating Assembly, Series 9000, Cast Crank, Forges Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: SCA-1-91255

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today