70CC BIG BORE SEMI-AUTO ENGINE
Limited Time offer!!
international customers are responsible for tax/duty fee
Customers will receive what's showing from the picture.
HIGH PERFORMANCE! 4 SPEED SEMI-AUTO, 4 STROKE COMPLETE RACING ENGINE, BOLT ON DIRECTLY TO YOUR STOCK 50s
mods or accessories will be needed!! No need to kill yourself for the 70cc bore kit. This is much easier and faster way to upgrade
your bike. Want more power and don't want the manual clutch headaches??
Buy it now!!
We carry the matching wire harness, feel free to contact us if you need to purchase one
Single cylinder, 4-stroke, 2 valves
Measurements: 17" x 10 1/4" x 8 1/4"
Compression Ratio: 9.47:1
Carburetor: racing carburetor
Ignition: CDI, 12 volt, permanent magnetic stator
Maximum Power: 5 hp@ 7,500 rpm
Maximum Torque: 4.25@ 5,500 rpm
Gears: 4-speed, semi-auto.
Idle: 1,500 RPM
Final Drive: 14 tooth #420 front sprocket included (we have other sprockets on sale too!!)
Lubrication: 0.8 liters, 10W/30 4-stroke motorcycle oil, pressure and splash Fuel: Unleaded
Buyer will receive 70CC Motor, Intake manifold, intake gaskets, Shifter, and Kick Starter.
This Motor should fit the following models:
Note: This is not a guarantee, if you are unsure, please check with your local dealer.
HONDA CRF50 / CRF70 / XR50 / XR70 / Z50 / Z50R / CT70
Mini Trail / Z50 / Minitrail Monkey / XL70 ST70 / QA50 / QR50 / CL70 /
SL70 / 70 Passport / CS 90 / SL 90 / ZB 50 /
to the fact that this is a racing engine, no warranty is expressed or
implied. We have not had a single problem with the engine.