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Racing Cylinder POLINI 50cc
for MINARELLI vertical 50cc 2
Ø 40,0mm, cast iron,
2 piston ring(s),pin 10mm,
with cylinder head
This is the first in a long line of traditional sharpshooters. Ok, the MALOSSI and/or POLINI 50cc Sport doesn‘t have the output of it‘s big brother, the 68cc Sport, but it‘s hefty moves, better acceleration and simple conversion puts 5 to 7 more horsepower under your saddle, which would look good on everyone!
Iron cast / 40mm bore / 8.500-9.500 rpm‘s
Trapezoid form, enlarged outlet, optimized valve timing together with higher compression. Periphery like exhaust, carburetor can be modi. ed, but not mandatory. Maximum speed up to ca. 85 km/h possible. Not road legal!
SIP-TIPP! Light weight vario rolls, new spark plugs, main jet 5% bigger.
OEM Numbers (for the purpose of comparison)
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