Franco Morini S5T piston Kit (B) Ktm sxr, Malaguti grizzly 80s, Lem 50cc.

Aftermarket product to fit Franco morini S5T, Top End Engine rebuild kit to fit many minicross bikes that use this particular engine.

Standard 39mm (B) 38.96mm piston kit and all gaskets needed for a top end rebuild.

Malaguti grizzly S5TE/S5T 1980s

LEM 50CC VARIOUS S5T MODELS

KTM 50 SXR 1997 ONLY

Notice the round hole in piston on inlet side, check images of cylinder on diagram, large fins with 2 mounting bolts for reed/inlet .

Please check images 2/3 and study images, if still unsure then send us an image of your engine and we will Identify it for you.

*This kit will not be dispatched until we recieve and image of your engine*

We sell full rebuild kits, gasket sets etc for most franco morini engines so please message us with your enquiries!

All parts must be fitted by a qualified motorcycle mechanic!