The Original - Designed and Listed Since 2013

New Vxper Opti MOD 36mm Piston 

Featuring - NEW Optimised Booster Port and Further Lightened Piston Wall by Internal Milling ( requested by my customers as they had to spend the whole nite with a dremel to thin down the piston walls )

Still comes with a LifeTime Warranty - BUST IT and GET A FREE REPLACEMENT. 

DROP IT INTO YOUR STOCK 29 OR 30.5 CC FUELIE GAS ENGINE THAT USES 36 mm DIAMETER PISTON AND SEE THE PERFORMANCE IMPROVEMENT. IT IS LIKE USING A RACING PORTED CYLINDER HEAD. THE BOOSTER PORTS ACHIEVE THE SAME OBJECTIVE OF INCREASE THE FUEL INTO THE COMBUSTION CHAMBER. IT IS LIGHTER THAN STOCK PISTON SO BETTER ACCELERATION AND HIGHER RPM.

SUITABLE FOR CY, ZENOAH, RCMK, HPI FUELIE, FG, DURATRAX, KING MOTOR, ROVAN - GAS ENGINE. 

Precision machining - using CNC turning & milling 

Weight - 20 +/- 0.5 gm 

Top end diameter turned down to avoid piston seizure as your engine will be running beyond manufacturers' initial rpm and operating temperature.

Consist of

1X Vxper Opti MOD Piston 36mm Diameter

Consider my other Performance Parts - MOD Lightened Piston Pin, High Speed Needle Bearings, G Clips for convenience, Anti Drag Ring for Rear Oil Seal near Flywheel, 3rd Bearing to replace the Front Oil Seal, Anti Blow Out Seal, Full Circle Crank for Reduced Crankcase Volume ( available in 28mm and +2mm Long Stroke ) and MOD & Lightened Flywheel Magneto.