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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

Eagle Street Performance Rotating Assemblies with Silv-O-Lite Claimer Pistons B15455E040

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

Part Number: ESP-B15455E040

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

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

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 28, 2026 if ordered today

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Estimated Ship Date: Jan 28, 2026 if ordered today

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FLOTEK 180cc Small Block Chevy Cylinder Heads 101-505

5 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/22/2025

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ATK High Performance GM 383 Stroker 500 HP Stage 3 Long Block Crate Engines with EFI HP55C-EFI

Crate Engines, GM 383 Stroker 500 HP Stage 3 Long Block with EFI, 6.3L/383, Assembled, Aluminum Heads, FiTech EFI System, Chevy, Small Block, Each

Part Number: HPE-HP55C-EFI

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

BluePrint Engines Chrysler 408 Stroker 375 HP Value Power Base Long Block Crate Engines BPC4082CTC

Crate Engine, Dressed Longblock, Chrysler 408 Stroker Small Block Mopar Magnum, Cast Iron Heads

Part Number: MLL-BPC4082CTC

3.71 out of 5 stars ( 7 )

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

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ATK High Performance Chrysler 408 Stroker Magnum 465 HP Stage 3 Long Block Crate Engines HP46C-MAG

5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/22/2025

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VEGE Remanufactured Cylinder Heads 2F46

Cyl Head, FORD 302 CYL HEAD

Part Number: VRE-2F46

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 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: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Chevrolet Performance SP350 385 HP Crate Engines 19433039

Crate Engine, 385 HP, Cast Iron Block, Aluminum Heads, Chevy, 5.7L, Each

Part Number: NAL-19433039

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

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BluePrint Engines GM 350 C.I.D. 390 HP Dressed Long Block Crate Engines BP3505CTC

5 out of 5 stars ( 5 )

Estimated Ship Date: Monday 12/22/2025

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BluePrint Engines Ford 302 C.I.D. 361 HP Dressed Long Block Crate Engines BP302RCTF

Crate Engine, Aluminum Heads, Iron Block, 9.4:1 Comp., Hydraulic Roller Cam, 4-Bolt Mains, EFI, 5.0L/302, Ford Windsor, Each

Part Number: MLL-BP302RCTF

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

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

Chevrolet Performance HT383 C.I.D. 323 HP Crate Engines 19433036

GMPP HT383 CRATE ENG 323/444

Part Number: NAL-19433036

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

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ATK High Performance GM 383 Vortec 390 HP Stage 3 Long Block Crate Engines HP33C

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026

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ATK High Performance Chevy 632 Short Blocks SP108

Engine Assembly, Short Block, Big Block, 10.3L/632, 4.600 in. Bore, 4.750 in. Stroke, Forged Pistons, Flat Top, Chevy, Big Block Mark IV, Each

Part Number: HPE-SP108

Not Yet Reviewed

Estimated Ship Date: Mar 10, 2026 if ordered today

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Estimated Ship Date: Mar 10, 2026 if ordered today

ATK High Performance GM 383 Stroker 525 HP Stage 1 Long Block Crate Engines HP107

Crate Engine, GM 383 Stroker, Long Block, Base, Internal/External Engine Balance, Aluminum Heads, Each

Part Number: HPE-HP107

Not Yet Reviewed

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BluePrint Engines Chrysler 408 Stroker 375 HP Value Power Base Long Block Crate Engines BPC4082CT

Crate Engines, Chrysler 408 Magnum Stroker 375 HP Value Power Base Long Block, Assembled, External Balance, Each

Part Number: MLL-BPC4082CT

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

VEGE Crate Engines DFR8

Engine Long Block, Ford 6.7 11-12 DSEL Engine

Part Number: VRE-DFR8

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Dart Race Series Big Block Chevy Aluminum Bare Blocks 31264655

Dart Race Series Big Block Chevy Aluminum Bare Blocks 31264655

Engine Block, Race Series, Aluminum, 4-Bolt Mains, 10.2 Deck, 4.600 in. Dia., Bore, 2-Piece Seal, Chevy, Each

Part Number: DRT-31264655

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

ATK High Performance Chevy Gen V LT1 416 Short Blocks SP105

Engine Assembly, Short Block, LT1/LT4, 6.8L/416, 4.065 in. Bore, 4.000 in. Stroke, Forged Pistons, Two Valve Relief, 58 Tooth, Chevy, Gen V, LT, Each

Part Number: HPE-SP105

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

Dart LS Next Aluminum Bare Blocks 31947212

Engine Block, SHP LS Next, Bare Block, 4.125 in Bore, 9.240 Deck, 4-Bolt Mains, Cast Aluminum, GM LS-Series, Each

Part Number: DRT-31947212

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

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Estimated Ship Date: Feb 5, 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: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

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 28, 2026 if ordered today

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Estimated Ship Date: Jan 28, 2026 if ordered today

ATK High Performance Chevy Gen V LT1 416 Short Blocks SP104

Engine Assembly, Short Block, LT1/LT4, 6.8L/416, 4.065 in. Bore, 4.000 in. Stroke, Forged Pistons, Two Valve Relief, 58 Tooth, Chevy, Gen V, LT, Each

Part Number: HPE-SP104

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered 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: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

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