Rotary slide crankshaft for Quattrini M-244 M-232 Zylinder-Kit

Disc valve, stroke 60 mm, conrod 127 mm, 

forged con-rod, polished, pin 16mm,

valve timing: 115°/4° post TDC,

fine balanced with tungsten balance weight 

for Quattrini M-244 und M-232 indispensable!

The crankcase must be reworked for clearance