Minarelli vertical cylinder Bws / Booster 70cc Polini

Cylinder Polini 70cc for air-cooled vertical Minarelli engines. Cast iron cylinder made with top-quality materials, ensuring maximum reliability. It has a diameter of 47mm which, along with a suitable carburetor and exhaust, can reach around 9 horsepower. It can achieve 10,500 rpm. We recommend installing it with a carburetor of at least 17.5mm and an exhaust of type Yasuni R.
The kit includes a cylinder head. Piston with a 10mm pin.

Compatible with:

APRILIA
AMICO 50
SR 50 model 1993

ITALJET
BAZOOKA 1 50
PISTA 50 1/2, YANKEE, SCOOP 2/3

MBK
BOOSTER 50
BOOSTER 50 from 2004 ->
BOOSTER 50 NEXT GENERATION
BOOSTER 50 R, ROCKET
BOOSTER 50 SPIRIT
BOOSTER 50 TRACK - STUNT 50

YAMAHA
BW'S 50 from 2004 ->
BW'S 50 NEXT GENERATION
BW'S 50 ZUMA
SLIDER 50 - SPY 50