Engines & Engine Parts

Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched...

Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your...

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Diamond Pistons Piston Wrist Pin Retainers DIESELBUTTONS

DIESEL Pin Buttons

Part Number: DPP-S0516

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

Summit Racing™ High-Pressure Connector Fuel Feed Pipes SUM-240085-B

Diesel Fuel Injector Tubes, Ball Tube, Steel, Ford, Each

Part Number: SUM-240085-B

Not Yet Reviewed

Estimated Ship Date: Today

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PROMAXX Performance GM 6.5 Diesel Cylinder Heads *:CHE855N

Cylinder Head, OE-Replacement, Assembled, Cast Iron, Natural, Chevy, GMC, V8, 6.5L, Diesel, Each

Part Number: PMX-CHE855N

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Today

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ATI Super Damper Diesel Harmonic Balancers for 2001-2005 SILVERADO 2500 HD, SILVERADO 3500 - ATI917371

Harmonic Balancer, Super Damper, External Balance, Steel, Chevy/GMC, Duramax Diesel, Each

Part Number: ATI-917371

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Melling Diesel Fuel Injector Nozzles 5468N

Engine Oil Injector Spray Nozzle, Stock

Part Number: MEL-5468N

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

ATI Super Damper Diesel Harmonic Balancers ATI917376

Harmonic Balancer, Super Damper, External Balance, Steel, Chevy/GMC, Duramax Diesel, Each

Part Number: ATI-917376

Not Yet Reviewed

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BD Diesel High-Pressure Oil Pumps BOSHPOP-008X

Oil Pump, High Pressure, HPOP, High Volume, High-Pressure, Ford, 7.3L, Each

Part Number: BDD-BOSHPOP-008X

Not Yet Reviewed

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ATI Super Damper Diesel Harmonic Balancers ATI917375

Harmonic Balancer, Super Damper, Internal Balance, Steel, Dodge, Ram, 6.7L Diesel, Each

Part Number: ATI-917375

Not Yet Reviewed

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ATI Super Damper Diesel Harmonic Balancers ATI917369

Harmonic Balancer, Super Damper, External Balance, Steel, Chevy/GMC, Duramax Diesel, Each

Part Number: ATI-917369

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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ATI Super Damper Diesel Harmonic Balancers for 2003-2007 RAM 2500, RAM 3500 - ATI917374

Harmonic Balancer, Super Damper, Internal Balance, Steel, Dodge, Cummins Diesel, Each

Part Number: ATI-917374

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Standard Motor Diesel Injection High-Pressure Oil Pumps HPI18

Diesel Injection High Pressure Oil Pump, IC Corporation, International, Each

Part Number: SMP-HPI18

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Summit Racing™ Diesel Performance Pistons SUM-670714-5

Dodge Cummins 6.7L OCG 2007-14, 4.232 in. .5mm oversize, Standard height, 51.2cc piston set

Part Number: SUM-670714-5

Not Yet Reviewed

Estimated Ship Date: Today

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Summit Racing™ Diesel Performance Pistons SUM-59HO0407-1

Dodge Cummins 5.9L 24V HO 04.5-07, 4.055 1mm oversize, Standard height, 45.5cc piston set

Part Number: SUM-59HO0407-1

Not Yet Reviewed

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Summit Racing™ Pro Diesel Camshafts SUM-9001R1

Summit Racing™ Pro Diesel Camshafts SUM-9001R1

Camshaft, Duramax Pro 1 Cam, 184/187 Duration @.050 in., 105.5 LSA, +2 advanced., Intake .389/Exhaust .392 Lift, Revised Firing Order, Each

Part Number: SUM-9001R1

Not Yet Reviewed

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PRW Fulcrum Upgrade Kits for Dodge Cummins Diesel 9540810

Rocker Arm Fulcrum Upgrade Kit, Bronze Bushing, Dodge, Cummins, 5.9L/6.4L 24 Valve, Set of 12

Part Number: PQX-9540810

Not Yet Reviewed

Estimated Ship Date: Jun 9, 2026 if ordered today

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Estimated Ship Date: Jun 9, 2026 if ordered today

ATI Super Damper Diesel Harmonic Balancers ATI917363

Harmonic Balancer, Super Damper Diesel, External Balance, Steel, Elastomer, SFI 18.1, John Deere, Each

Part Number: ATI-917363

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

Mahle Forged Diesel Race Piston and Ring Kits 197952115

Pistons, Forged Diesel Race Piston and Ring Kits, 4.015 in. Bore, Cast Aluminum, Dish, Rings, Dodge, Ram, 5.9L Diesel, Set of 6

Part Number: MLE-197952115

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Mahle Forged Diesel Race Piston and Ring Kits 197946335

Piston and Ring Kit, Dish, Forged Aluminum, 4.035 in. Bore, 4.724 in. Stroke, Dodge, Cummins, 24v, Set of 6

Part Number: MLE-197946335

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Summit Racing™ Diesel Performance Pistons SUM-PWER7375

Ford 7.3 Powerstroke, 1994-03, 4.140 in. .75mm oversize, Standard Height, 40.1cc Piston Set

Part Number: SUM-PWER7375

Not Yet Reviewed

Estimated Ship Date: Today

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Summit Racing™ Diesel Performance Pistons SUM-670913-5

Dodge Cummins 6.7L 24V 2009-13 EJT ISB OSG, 4.232 in. .5mm oversize, Standard height,51.3cc piston set

Part Number: SUM-670913-5

Not Yet Reviewed

Estimated Ship Date: Today

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Mahle Forged Diesel Race Piston and Ring Kits 197809815

Piston and Ring Kit, Dish, Forged Aluminum, 4.015 in. Bore, 4.724 in. Stroke, Dodge, Cummins, 24v, Set of 6

Part Number: MLE-197809815

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Mahle Forged Diesel Race Piston and Ring Kits 929969315

Piston and Ring Kit, Forged, Dish, 4.015 in. Bore, Dodge, Cummins Diesel, L6, Kit

Part Number: MLE-929969315

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Summit Racing™ Diesel Performance Pistons SUM-590304-5

Dodge Cummins 5.9L 24V 2003-04 Non-HO ETC, 4.035 .5mm oversize, Standard height,45cc piston set

Part Number: SUM-590304-5

Not Yet Reviewed

Estimated Ship Date: Today

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Mahle Forged Diesel Race Piston and Ring Kits 197808815

Piston and Ring Kit, Dish, Forged Aluminum, 4.015 in. Bore, 4.724 in. Stroke, Dodge, Cummins, 12v, Set of 6

Part Number: MLE-197808815

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Mahle Forged Diesel Race Piston and Ring Kits 197946255

Piston and Ring Kit, Dish, Forged Aluminum, 4.055 in. Bore, 4.724 in. Stroke, Dodge, Cummins, 24v, Set of 6

Part Number: MLE-197946255

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

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