Dirt Bike Engine
Dirt Bike Engine Parts at JJ Motorsports
Discover a full range of dirt bike engine components for rebuilding or upgrading your performance from JJ Motorsports. From crankshafts to cylinder heads and piston kits, these precision-engineered components ensure reliable performance. For additional upgrades, check out our full selection of off-road dirt bike parts to keep your engine running at peak efficiency on the track or trails.
Shop trusted brands like Wiseco for forged piston kits and K&N for high-flow oil filters. Explore related categories such as Dirt Bike Air and Fuel for intake upgrades or Dirt Bike Exhaust for complete systems.
Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
HOT RODS Connecting Rod 8726
HOT RODS
$159.95If you're building or rebuilding a high-RPM engine, your connecting rods are the critical link between combustion force and crankshaft rotation—they must handle extreme stress without compromise. The...09230580- SKU:
- 09230580
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- MATERIAL:
- 8620 STEEL
- PRODUCT NAME:
- CONNECTING ROD
$159.95Qty in Cart: 0Quantity:Price:$159.95Subtotal: -
HOT RODS Connecting Rod 8690
HOT RODS
$232.95Whether you're building a high-rpm stroker or replacing worn factory rods, the HOT RODS Connecting Rod 8690 delivers the strength and precision needed to handle sustained boost and aggressive...09230289- SKU:
- 09230289
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- PRODUCT NAME:
- CONNECTING ROD KIT
- FEATURES:
- INCLUDES THRUST WASHERS
- MATERIAL:
- 8620 STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- ENGINE TYPE:
- 4-CYCLE
$232.95 -
HOT RODS Connecting Rod 8694
HOT RODS
$232.95When you're pushing your engine to its limits, a weak link in your drivetrain can end your race day—or worse, cost you thousands in engine damage. The HOT RODS Connecting Rod 8694 is engineered for...09230291- SKU:
- 09230291
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- ENGINE TYPE:
- 4-CYCLE
- MATERIAL:
- 8620 STEEL
$232.95Qty in Cart: 0Quantity:Price:$232.95Subtotal: -
HOT RODS Connecting Rod 8132
HOT RODS
$138.95Whether you're pushing high RPM limits or replacing worn factory rods, the HOT RODS 8132 Connecting Rod delivers the strength and precision engineering required for sustained performance. Built from...09230319- SKU:
- 09230319
- Availability:
- Ships Same Business Day
- Weight:
- 0.62 LBS
- UNITS:
- EACH
- MATERIAL:
- 8620 STEEL
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- ENGINE TYPE:
- 2-CYCLE
- FEATURES:
- INCLUDES THRUST WASHERS
$138.95 -
HOT RODS Connecting Rod 8602
HOT RODS
$195.95When you're pushing high RPM limits, a connecting rod failure isn't just an inconvenience—it's catastrophic. The HOT RODS 8602 is engineered for the demands of serious racing and high-performance...09230320- SKU:
- 09230320
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- MATERIAL:
- 8620 STEEL
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- ENGINE TYPE:
- 4-CYCLE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- KIT
$195.95 -
HOT RODS Connecting Rod 8135
HOT RODS
$198.95When you're pushing your engine to the limit, stock connecting rods become your weak link. The HOT RODS 8135 is engineered for high-RPM reliability with hardened crankpins, precision needle roller...09230340- SKU:
- 09230340
- Availability:
- Ships Same Business Day
- Weight:
- 0.43 LBS
- MATERIAL:
- 8620 STEEL
- PRODUCT NAME:
- CONNECTING ROD KIT
- STYLE:
- HEAVY DUTY
- ENGINE TYPE:
- 2-CYCLE
- FEATURES:
- INCLUDES THRUST WASHERS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$198.95 -
HOT RODS Connecting Rod 8701
HOT RODS
$305.95Whether you're rebuilding a high-RPM engine or replacing factory rods that can't handle sustained performance demands, the HOT RODS 8701 Connecting Rod delivers the strength and precision required...09230342- SKU:
- 09230342
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- MATERIAL:
- 8620 STEEL
- STYLE:
- HEAVY DUTY
- ENGINE TYPE:
- 4-CYCLE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$305.95Qty in Cart: 0Quantity:Price:$305.95Subtotal: -
HOT RODS Connecting Rod 8702
HOT RODS
$402.95If you're building or rebuilding an engine that sees sustained high-RPM operation, connecting rod failure isn't just inconvenient—it's catastrophic. The HOT RODS 8702 addresses this reality with...09230343- SKU:
- 09230343
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- ENGINE TYPE:
- 4-CYCLE
- MATERIAL:
- 8620 STEEL
- STYLE:
- HEAVY DUTY
- UNITS:
- KIT
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
$402.95 -
HOT RODS Connecting Rod 8705
HOT RODS
$271.95When you're pushing an engine to its limits, connecting rod failure isn't just costly—it's catastrophic. The HOT RODS 8705 replaces weak OE rods with purpose-built components engineered to withstand...09230356- SKU:
- 09230356
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
- PRODUCT NAME:
- CONNECTING ROD KIT
- MATERIAL:
- 8620 STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- ENGINE TYPE:
- 4-CYCLE
$271.95Qty in Cart: 0Quantity:Price:$271.95Subtotal: -
HOT RODS Connecting Rod 8606
HOT RODS
$177.95When you're pushing your engine to its limits, a failed connecting rod isn't just costly—it's catastrophic. The HOT RODS 8606 is engineered for the abuse that comes with high-RPM racing and forced...09230033- SKU:
- 09230033
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
- PRODUCT NAME:
- CONNECTING ROD KIT
- FEATURES:
- INCLUDES THRUST WASHERS
- RIDING STYLE:
- WATERCRAFT
- ENGINE TYPE:
- 2-CYCLE
- UNITS:
- KIT
- MATERIAL:
- 8620 STEEL
$177.95 -
HOT RODS Connecting Rod 8616
HOT RODS
$219.95Whether you're building a high-rpm engine or replacing worn factory rods, the HOT RODS 8616 Connecting Rod delivers the durability and precision needed for sustained performance. Heavy-duty 8620 AISI...09230034- SKU:
- 09230034
- Availability:
- Ships Same Business Day
- Weight:
- 1.18 LBS
- PRODUCT NAME:
- CONNECTING ROD KIT
- MATERIAL:
- 8620 STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- FEATURES:
- INCLUDES THRUST WASHERS
- ENGINE TYPE:
- 4-CYCLE
- STYLE:
- HEAVY DUTY
$219.95 -
HOT RODS Connecting Rod 8615
HOT RODS
$151.95Whether you're rebuilding a high-rpm engine or replacing worn OE rods, the HOT RODS Connecting Rod 8615 delivers the strength and precision required for sustained performance. Certified 8620 AISI...09230041- SKU:
- 09230041
- Availability:
- Ships Same Business Day
- Weight:
- 1.09 LBS
- FEATURES:
- INCLUDES THRUST WASHERS
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- ENGINE TYPE:
- 2-CYCLE
- MATERIAL:
- 8620 STEEL
$151.95 -
HOT RODS Connecting Rod 8663
HOT RODS
$219.95Whether you're rebuilding a high-rpm engine or replacing worn factory rods, the HOT RODS 8663 Connecting Rod delivers the durability and precision demanded by serious engine builders and professional...09230220- SKU:
- 09230220
- Availability:
- Ships Same Business Day
- Weight:
- 1.92 LBS
- ENGINE TYPE:
- 4-CYCLE
- MATERIAL:
- 8620 STEEL
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$219.95 -
HOT RODS Counter Balancer Bearing Kit - Honda BBK0002
HOT RODS
$25.95A counter balancer bearing failure can compromise engine reliability and performance across the entire drivetrain. Whether you're rebuilding a bottom end or installing a new counter balancer shaft,...09500552- SKU:
- 09500552
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COUNTERBALANCE SHAFT
- PRODUCT NAME:
- BEARING KIT
$25.95Qty in Cart: 0Quantity:Price:$25.95Subtotal: -
HOT RODS Counter Balancer Bearing Kit - Yamaha BBK0012
HOT RODS
$98.95A counter balancer bearing failure can cascade into catastrophic engine damage—and replacement is non-negotiable during any case work or shaft rebuild. The HOT RODS BBK0012 kit eliminates guesswork...09500554- SKU:
- 09500554
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COUNTERBALANCE SHAFT
- UNITS:
- KIT
- PRODUCT NAME:
- BEARING KIT
$98.95 -
HOT RODS Counter Balancer Bearing Kit - Honda BBK0029
HOT RODS
$25.95A counter balancer bearing failure can compromise engine balance and lead to costly internal damage. This bearing kit from HOT RODS delivers OEM-equivalent reliability at a fraction of the...09500908- SKU:
- 09500908
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COUNTERBALANCE SHAFT
- UNITS:
- KIT
$25.95Qty in Cart: 0Quantity:Price:$25.95Subtotal: -
HOT RODS Connecting Rod 8161
HOT RODS
$135.95Whether you're building a high-rpm race engine or rebuilding a worn OE assembly, connecting rods are the critical link between your crankshaft and pistons—and failure here means catastrophic engine...422202- SKU:
- 422202
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- 8620 STEEL
- PRODUCT NAME:
- CONNECTING ROD KIT
- ENGINE TYPE:
- 2-CYCLE
- FEATURES:
- INCLUDES THRUST WASHERS
- UNITS:
- KIT
$135.95 -
HOT RODS Connecting Rod 8101
HOT RODS
$151.95If you're pushing your engine to high RPM territory, a factory connecting rod won't cut it—you need one engineered specifically for the punishment of sustained performance. The HOT RODS 8101 delivers...422203- SKU:
- 422203
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- ENGINE TYPE:
- 2-CYCLE
- UNITS:
- KIT
- PRODUCT NAME:
- CONNECTING ROD KIT
- FEATURES:
- INCLUDES THRUST WASHERS
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- 8620 STEEL
$151.95 -
HOT RODS Water Pump Repair Kit - Suzuki WPK0056
HOT RODS
$30.95A failing water pump doesn't just compromise cooling efficiency—it puts your entire engine at risk of catastrophic overheating. The HOT RODS Water Pump Repair Kit (WPK0056) restores OEM-quality...09343122- SKU:
- 09343122
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- WATER PUMP REPAIR
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
$30.95 -
HOT RODS Water Pump Repair Kit - KTM WPK0057
HOT RODS
$50.95A leaking water pump doesn't just waste coolant—it signals bearing wear or seal failure that will only worsen under load. This HOT RODS repair kit supplies OEM-quality replacement bearings and seals...09343139- SKU:
- 09343139
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- WATER PUMP REPAIR
- UNITS:
- KIT
$50.95
