Engines & Components | Summit Racing

PROMAXX Performance Shocker Series Small Block Mopar Cylinder Heads 95615

Cylinder Head, Shocker CNC, Bare, 65cc Chamber, 185cc Intake Runner, Aluminum, Mopar, Small Block LA, Pair

Part Number: PMX-95615

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

March Performance Revolver Serpentine Conversion Kits 20077

REVOLVER PULLEY KIT

Part Number: MCH-20077

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

March Performance Style Track Serpentine Systems 21245-07

Pulley Kit, Style Track, Serpentine, Black Onyx Main X Bracket, Clear Powdercoated Pulleys, Chevy, Big Block, Kit

Part Number: MCH-21245-07

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

March Performance Style Track Serpentine Systems 40430-07

Pulley Kit, Serpentine, Aluminum, Black Onyx Main X Bracket, Clear Powdercoated Pulleys, Mopar, Small Block LA, No P/S, Kit

Part Number: MCH-40430-07

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

March Performance Style Track Serpentine Systems 40430-08

Pulley Kit, Serpentine, Aluminum, Black Powdercoat, Mopar, Small Block LA, No P/S, Kit

Part Number: MCH-40430-08

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

PROMAXX Performance Project X Small Block Chevrolet Cylinder Heads 91898S

Cylinder Heads, Project X, Aluminum, Assembled, 64cc Chamber, 185cc Intake Runner, Chevrolet, Small Block, Pair

Part Number: PMX-91898S

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

March Performance Pro-Track Serpentine Conversion Kits 20030

Pulleys, Pro-Track Serpentine Conversion, Billet Aluminum, Polished, Clear Powdercoated, Air Conditioning, No Power Steering, Chevrolet, LS, Kit

Part Number: MCH-20030

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

March Performance Style Track Serpentine Systems 30275-07

Big Block Ford All Inclusive Style Track Serpentine System w/ AC

Part Number: MCH-30275-07

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

March Performance Chevy LS Air Conditioning Serpentine Kits 20070

Pulley/Bracket Set, Serpentine, Aluminum, Clear Powdercoated, A/C, No Power Steering, GM, LS Series, Wide Kit

Part Number: MCH-20070

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

March Performance Electric Water Pump Serpentine Pulley Kits 23115-07

Pulley Kit, Serpentine, Aluminum, Black Onyx Main X Bracket, Clear Powdercoated Pulleys, Chevy, Big Block, Electric Water Pump, w/Power Steering, Kit

Part Number: MCH-23115-07

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

PROMAXX Performance Shocker Series Ford FE Cylinder Heads 92306

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

Part Number: PMX-92306

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

PROMAXX Performance Shocker Series Big Block Chevy Cylinder Heads 9371

Cylinder Heads, Aluminum, Assembled, 121cc Chamber, 370cc Intake Runner, Chevy, Big Block, Pair

Part Number: PMX-9371

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

March Performance Sport Track Ultra All-Inclusive Chevy Serpentine Pulley Kits 21620-07

Pulleys, Sport Track Ultra All-Inclusive, Serpentine, Black Onyx Main X Bracket, Clear Powdercoated Pulleys, Chevy, Small Block, Kit

Part Number: MCH-21620-07

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

Chevrolet Performance LSX-SC Cylinder Heads 19417408

Cylinder Head, LSX-SC, As-Cast, 70cc Combustion Chamber, Bare, Aluminum, Natural, Chevy, Each

Part Number: NAL-19417408

Not Yet Reviewed

Estimated Ship Date: Aug 21, 2026 if ordered today

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Estimated Ship Date: Aug 21, 2026 if ordered today

ATK High Performance GM 383 Stroker Marine Base Long Block Crate Engines HP96

Crate Engine, GM 383 Stroker, Marine, 380 HP, Long Block, External/Internal Engine Balance, Aluminum Heads, Each

Part Number: HPE-HP96

Not Yet Reviewed

Estimated Ship Date: Jul 22, 2026 if ordered today

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Estimated Ship Date: Jul 22, 2026 if ordered today

March Performance Style Track Serpentine Systems 17010

Pulley Set, Serpentine, Aluminum, Clear Powdercoated, Air Conditioning, Buick, V8, Kit

Part Number: MCH-17010

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

PROMAXX Performance Shocker Series Ford FE Cylinder Heads 92336

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

Part Number: PMX-92336

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

Chevrolet Performance Bowtie Sportsman Race Blocks 19212196

Engine Block, Cast Iron, 4-Bolt Mains, 4.240 in. Diameter Bore, 2-Piece Rear Seal, Chevy, Big Block Mark IV

Part Number: NAL-19212196

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PROMAXX Performance Shocker Series Ford FE Cylinder Heads 92316

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

Part Number: PMX-92316

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

March Performance Style Track Serpentine Systems 17000-06

Pulleys, Style Track, Serpentine, Standard Ratio, Billet Aluminum, Chrome, Buick, 430, 455, Kit

Part Number: MCH-17000-06

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

March Performance Style Track Serpentine Systems 21525-08

Pulleys, Style Track, Serpentine, Performance Ratio, Billet Aluminum, Alternator, Cadillac, 472, 500, Kit

Part Number: MCH-21525-08

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

PROMAXX Performance Shocker Series Small Block Mopar Cylinder Heads 95605

Cylinder Head, Shocker CNC, Assembled, 65cc Chamber, 185cc Intake Runner, 2.08/1.60 Valve Sizes, Flat Tappet, Aluminum, Mopar, Small Block LA, Pair

Part Number: PMX-95605

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

March Performance Style Track Serpentine Systems 21255-07

Pulley Kit, Track, Serpentine, Black Onyx Main X Bracket, Clear Powdercoated Pulleys, Saginaw P/S, Chevy, Big Block, Kit

Part Number: MCH-21255-07

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

March Performance Style Track Serpentine Systems 16030-06

Pulley Kit, Serpentine, Aluminum, Chrome, Type 2 Power Steering, Oldsmobile, V8, Kit

Part Number: MCH-16030-06

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

March Performance Style Track Serpentine Systems 21250-07

Pulley Kit, Track, Serpentine, Black Onyx Main X Bracket, Clear Powdercoated Pulleys, GM Type 2, P/S, Chevy, Big Block, Kit

Part Number: MCH-21250-07

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

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