6227 - Race Ported 2 Bolt 30.5cc Top End

To keep costs down

</p> <p>To keep costs down

Balance factor is greatly increased over stock and you can expect more power across the board along with a huge drop in vibration

<p>(Our porting is not shown in picture)&nbsp

And most other large scale on-road cars

Insulator Gasket

6227 - Race Ported 2 Bolt 30.5cc Top End </p> <p>To keep costs down<p>This is a brand new race ported 30. 5cc top end. This kit comes with everything need to turn your motor into a beast except for a 2mm crank. To start we machine the cylinder for the 2mm stroker and for a proper squish clearance with out stacking gaskets. This allows the motor to rev higher and still have a massive amount of torque. All of our port work is done by hand except for machining the cylinder.&nbsp;< p> <p><br >This big bore kit will fit