GY6 Performance Engines

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GY6 150cc QMJ157 Engine
$450.00
Complete Gy6 150cc engine, excluding the carburetor.
This engine is available in short or long block.

QMJ157 150cc

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Velocita Performance 180cc Engine
180cc (63mm)
$995.00
Long or Short Case
We at MonsterGY6.com build these performance engines in our own shop. We build them as you want them.
The motor will have a 63mm Cylinder kit with ceramic coated piston, and a large valve big bore cylinder head. 

You can customize these GY6 motors to suite your needs, by adding a NCY 2mm Crank $185, an A8 Performance Cam $49, Titanium valve springs $18, Velocita heavy duty starter clutch $59. 
Any other upgrades you require we will also 
gladly install for you.

Standard features are:
63mm Cylinder Kit
Big Bore Cylinder Head
8 Pole Stator & Fly Wheel
OEM Starter Motor

Additional shipping charges apply to complete engines.