ITEM DESCRIPTION: Piston Kit for 49cc engines with 44mm bore & 12mm wrist pin found on Various Pocket bikes, Stand up Scooters, Choppers etc.. (see list below) See Engine & Cylinder pictures for an example of the type engine this kit fits.

NOTE: This engine has either a 10 or 12mm wrist pin. If your piston has a 10mm pin I have it in another listing.

NOTE: This is also the correct piston for 43cc engines that have a 44mm big bore kit installed.

Partial List of models that use this engine:

X1 X2 X8 X7 Mini Chopper
49cc Cateye Mini Bikes
MTA-1 Cagllari
MTA-2 MX-3
MTA-3 GP-RSR 4 Wheeler ATVs
MTA-4 A-4 Quattro
S4- Cobra
Evolution
Blade
Raptor
Terminator
F1 Racer
Dirt Bikes
Giovanni Bikes

and Many others....