Racing Cylinder POLINI 68 cc

for MINARELLI vertical 50ccm 2T AC
cast iron

47,0mm
2 piston ring(s)
pin 10mm
with cylinder head

TUNING SPORT – high-performance Product description
Phat power performance in lower and upper speed ranges with the POLINI 68cc Sport. Torque and pull that bit down hard – linked with super durability! No. 1 choice for wheelie fans on a limited budget. Iron cast / 47mm bore / 5 ports/ 9.300-10.500 rpm’s Trapezoide form, enlarged outlet, optimized valve timing together with higher compression. Periphery, like exhaust, carburetor and transmission can and should be modified. Maximum speeds up to ca. 90 km/h possible. Not road legal!