• 10% OFF ALL ENGINE PARTS
Save 10% on all Engine Parts!

Discount applied automatically in cart. Cannot be combined with other promotions. Offer ends 7/2.

Parts

OZ super magneto bottom

OZ Super Magneto Stator Coil - High Performance Sparker Loop Set

$26.99 $19.99
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T-Belt Drive Kit Replacement Belt

T-Belt Drive Kit Replacement Belt

$19.99
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Zeda 85 Firestorm Bicycle Engine Replacement Piston Kit

Zeda 85 Firestorm Bicycle Engine Replacement Piston Kit

$29.99 $19.99
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IM70 cylinder head

ZTMoto IM70 Iron Maiden Bicycle Engine Cylinder Head

$22.99 $19.99
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ZTMoto IM70 Iron Maiden Bicycle Engine Replacement Piston Kit

ZTMoto IM70 Iron Maiden Bicycle Engine Replacement Piston Kit

$29.99 $19.99
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Clutch Kit with Clutch Cable, Lever and Large Heat Guard Spring - 2 Stroke Bicycle Engine

Clutch Kit with Clutch Cable, Lever and Large Heat Guard Spring - 2 Stroke Bicycle Engine

$24.99 $18.99
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Wraith intake manifold, CNC machined white background

ZTMoto Phantom 85 Wraith Bicycle Engine CNC Aluminum Intake Manifold - 40mm x 21mm

$26.99 $17.99
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12 volt magneto

12 Volt Magneto Stator Coil - Sparker Loop Set Generator For 2 Stroke Bicycle Engines

$26.99 $16.99
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T-Belt Drive Kit Small Drive Sprocket

T-Belt Drive Kit Small Drive Sprocket

$16.99
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Zeda 100 Piston Kit

Zeda 100 Piston Kit

$16.99
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6 Bolt Rear Sprocket (Mag Wheel Compatible) - 44 Tooth

6 Bolt Rear Sprocket (Mag Wheel Compatible) - 44 Tooth

$15.99
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415 Heavy Duty Chain

415 Heavy Duty Chain

$19.99 $14.99
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Aluminum Racing Throttle Grips

Aluminum Racing Throttle Grips

$14.99
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Motorized Bike Parts for Every Build

Whether you're maintaining your current setup or upgrading for more power, this category covers every type of motorized bicycle engine part you need. Our catalog includes nearly 450 components, from essential replacement parts like clutches and gaskets to proven performance upgrades like expansion chamber exhausts and CNC cylinder heads. Everything is organized by engine compatibility to help you find the right fit fast.

Shop Parts by Engine Type

Finding compatible bicycle engine parts doesn't have to be guesswork. Our inventory is organized by engine model so you can shop parts that are designed to fit your specific kit:

No more guessing if a part will fit. Browse your engine's category to find every compatible component sorted and ready to order.

Zeda 100 Max engine with performance upgrades
Performance carburetor mounted on motorized bicycle engine

Performance and Upgrade Parts

For riders looking to improve speed, throttle response, and reliability, our Performance Parts section brings together the upgrades that make a real difference:

  • Expansion Chamber Exhausts - Like the Zeda ZDX65 for improved exhaust scavenging and power
  • CNC Cylinder Heads - High-compression dual-plug heads for better combustion
  • Performance Carburetors - OKO 21mm flat-slide carbs for precise fuel delivery
  • CNC Intake Manifolds - Billet aluminum intakes for better airflow
  • Reed Valve Kits - For improved throttle response and low-end torque

These aren't just bolt-on parts for the sake of it—they're proven components that builders use to get measurable gains in power and rideability.

Performance carburetor mounted on motorized bicycle engine

Reliable Replacement Parts

We stock durable replacement parts for two-stroke bicycle engines that are built to handle heat, vibration, and daily riding:

  • Precision-Machined Cylinder Heads - For proper compression and heat dissipation
  • OEM-Style Gaskets - Including copper head gaskets for high-performance builds
  • Performance Clutch Plates - Upgraded clutches for reliable engagement
  • Piston Kits - Complete high-pin piston kits with rings and clips
  • Carburetors - Like the Zeda 80 NT carb for reliable fuel delivery

Every part is selected with long-term reliability in mind, so you can keep your engine running strong mile after mile.

High performance piston kit components

Built for Builders

Need help choosing the right part? Our team has hands-on experience with motorized bike builds and can assist with fitment questions or troubleshooting. Whether you're replacing worn components or planning your next upgrade, you'll find the parts and support needed to keep your build running strong. Reach out anytime—we're here to help before, during, and after your purchase.

Browse by engine type above or explore the full catalog below to find the right parts for your setup.

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