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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Results 1 - 25 of 188

JR Race Car Jr. Dragster Drive Belts 545-78786

Drive Belt, Jr. Dragster, Radius Tooth, 0.875 in. Width, 38.844 in. Belt Circumference, Each

Part Number: JRC-545-78786

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

JR Race Car Jr. Dragster Drive Belts 545-78783

Drive Belt, Jr. Dragster, Radius Tooth, 0.875 in. Width, 8.063 in. Center Distance, Each

Part Number: JRC-545-78783

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

JR Race Car Jr. Dragster Drive Belts 545-34581

Drive Belt, Radius Tooth, 0.750 in. Width, 7.375 in. Center Distance, Jr. Dragster, Each

Part Number: JRC-545-34581

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

JR Race Car Jr. Dragster Drive Belts 545-34580

Drive Belt, Radius Tooth, 0.750 in. Width, 6.875 in. Center Distance, Jr. Dragster, Each

Part Number: JRC-545-34580

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

JR Race Car Jr. Dragster Drive Belts 545-34579

Drive Belt, Radius Tooth, 0.750 in. Width, 6.125 in. Center Distance, Jr. Dragster, Each

Part Number: JRC-545-34579

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

JR Race Car Jr. Dragster Drive Belts 545-34586

BELT (3/4 WIDE)

Part Number: JRC-545-34586

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

JR Race Car Jr. Dragster Billet Titan Heads TNP-5206

Cylinder Head, Jr. Dragster Billet Titan, Aluminum, Natural, Each

Part Number: JRC-TNP-5206

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

Nic Woods Racing Jr. Dragster Breathers NW-CB-AF15

Crankcase Breather, Jr. Dragster, Crankcase Vent, Clamp-On, Round, Black, Each

Part Number: HPC-NW-CB-AF15

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

JR Race Car Junior Dragster Drive Belts 323-PLRWIDE

POLAR BELT .850 WIDE

Part Number: JRC-323-PLRWIDE

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

JR Race Car Clutch Rollers 545-4501

Roller Assembly, Clutch Replacement Component, Roller Assembly, Jr. Dragster, Shockwave, Each

Part Number: JRC-545-4501

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

JR Race Car ARC Stroker Rods TNP-2001

Connecting Rod, ARC Stroker, I-beam, T-651 Billet Aluminum, Polished, 4.375 in, Jr Dragster Engines Only, Each

Part Number: JRC-TNP-2001

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

JR Race Car ARC Stroker Rods 685-6215

Connecting Rod, ARC Stroker, I-beam, T-651 Billet Aluminum, Polished, 4.375 in, Jr Dragster Engines Only, Each

Part Number: JRC-685-6215

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

JR Race Car ARC Stroker Rods 685-6212

Connecting Rod, ARC Stroker, I-beam, T-651 Billet Aluminum, Polished, 4.225 in, Jr Dragster Engines Only, Each

Part Number: JRC-685-6212

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

JR Race Car ARC Stroker Rods 685-6213

Connecting Rod, ARC Stroker, I-beam, T-651 Billet Aluminum, Polished, 4.275 in, Jr Dragster Engines Only, Each

Part Number: JRC-685-6213

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

JR Race Car ARC Stroker Rods 685-6221

Connecting Rod, ARC Stroker, I-beam, T-651 Billet Aluminum, Polished, 4.275 in, Jr Dragster Engines Only, Each

Part Number: JRC-685-6221

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

JR Race Car ARC Stroker Rods 685-6222

Connecting Rod, ARC Stroker, I-beam, T-651 Billet Aluminum, Polished, 4.325 in, Jr Dragster Engines Only, Each

Part Number: JRC-685-6222

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

JR Race Car ARC Stroker Rods 685-6224

Connecting Rod, ARC Stroker, I-beam, T-651 Billet Aluminum, Polished, 4.425 in, Jr Dragster Engines Only, Each

Part Number: JRC-685-6224

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

JR Race Car ARC Stroker Rods 685-6367

Connecting Rod, ARC Stroker, I-beam, T-651 Billet Aluminum, Polished, 4.425 in, Jr Dragster Engines Only, Each

Part Number: JRC-685-6367

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

JR Race Car ARC Stroker Rods 685-6369

Connecting Rod, ARC Stroker, I-beam, T-651 Billet Aluminum, Polished, 4.475 in, Jr Dragster Engines Only, Each

Part Number: JRC-685-6369

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

JR Race Car ARC Stroker Rods 685-6373

Connecting Rod, ARC Stroker, I-beam, T-651 Billet Aluminum, Polished, 4.275 in, Jr Dragster Engines Only, Each

Part Number: JRC-685-6373

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

JR Race Car ARC Stroker Rods 685-6377

Connecting Rod, ARC Stroker, I-beam, T-651 Billet Aluminum, Polished, 4.375 in, Jr Dragster Engines Only, Each

Part Number: JRC-685-6377

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

JR Race Car Valve Springs 588-GP965-2

.550 LIFT DUAL SPRING ONLY

Part Number: JRC-588-GP965-2

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Briggs & Stratton LO206 Sealed Short Block Engines 555715

Engine, LO206, Short Block, Sealed, Briggs & Stratton Racing Engine, Aluminum, Used in Karting, Microstock, Jr. Dragster, Each

Part Number: PWD-555715

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

JOES Racing Products Vent Tanks 12318

JOES Racing Products Vent Tanks 12318

Vent Tank, Kart/Jr. Dragster, Round, Aluminum, Natural, 4.000 in. Length, 1/4 in. Hose Barb Inlet, Each

Part Number: JOE-12318

4.13 out of 5 stars ( 8 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Nic Woods Racing Oil Drain Systems NW-EG-OILD

Oil Drain Kit, Jr. Dragster, With Valve, Each

Part Number: HPC-NW-EG-OILD

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

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