Malossi Minarelli Horizontal 12mm MHR 70cc
Malossi 70cc MHR Cylinder kit. One of the strongest with 70cc race bores, set up for 12mm wrist pin pins. You can get upwards of 20hp out of these kits, so a racing crank/pipe and carb is required. Fits Minarelli horizontal AC engines with 12mm gudgeon pins and on CPI, Keeway and Generic, as well as Chinese-built 2-stroke Minarelli-based engines.