GY6 190cc big bore kit proper package

If you want to go big, this is the kit! We put together a proper 190cc (technically 188cc) big bore package. Everything in this kit is what you need to do it right. Keep in mind, you will need a case boring tool (CLICK HERE!), or have a machine shop bore your cases. The cylinder won’t just drop in.

Here is Everything Included:

- 63mm Cylinder
- 63mm Cylinder Head
- Matching Valve Cover for Head
- GY6 Performance Camshaft
- 3mm Stroker Crankshaft
- High Volume Oil Pump
- High Torque Starter - Black
- Heavy Duty Starter Clutch
- 30mm Silver PWK Carburetor Set Up (minus the air filter)
- Complete Gasket Kit (double up on the base gasket; two are included)
- New Cam Chain

Don’t forget to add an oil cooler: CLICK HERE!
It's not a bad idea to get taller gears: CLICK HERE!
Add a CVT transmission kit: CLICK HERE!

 THIS KIT IS FOR THE GY6A ENGINE WITH 54MM STUD SPACING

GY6 Torque Settings: CLICK HERE!