Replacement Parts

BT80 Outer Rotor

$24.99 $12.99

Standard OEM replacement Outer Rotor for use with BT80 Engine Kits. The outer rotor houses the generator coil and is equipped with permanent magnets whose rotation generates voltage in the stationary winding on the generator coil.

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BT80 Chrome Muffler


Standard OEM replacement Chrome Muffler for use with BT80 Engine Kits. Featuring a custom flange and streamline design, with a 35mm diameter exhaust port. Due to the unique size most other stock or upgraded mufflers are not compatible and can not be used...

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Find all of the parts you need for your 2-stroke gas powered bicycle engine below.

Note: Replacement parts for the discontinued 4-stroke engine kits can be found in the clearance section.