Cylinder set Polini (63mm / 177cc) for the following applications: LML Star Deluxe 125 AIR 2T E1 (2000-2006) / Star Deluxe 125 AIR 2T E2 (2007-2017) / Star Deluxe 150 AIR 2T E1 (2000-2006) / Star Deluxe 150 AIR 2T E2 (2007-2017) / Vespa Cosa1 125 AIR 2T (1987-1991) / Cosa1 150 AIR 2T (1987-1991) / Cosa2 125 AIR 2T (1991-1996) / Cosa2 150 AIR 2T (1991-1996) / PX 125 AIR 2T (1977-1981) / PX 125E AIR 2T (1982-2000) / PX 125E AIR 2T E1 (2001-2003) / PX 125E AIR 2T E2 (2004-2010) / PX 125E AIR 2T E3 (2011-2017) / PX 150 AIR 2T (1977-1981) / PX 150E AIR 2T (1982-2000) / PX 150E AIR 2T E1 (2001-2003) / PX 150E AIR 2T E2 (2004-2010) / PX 150E AIR 2T E3 (2011-2017) / Sprint 125 AIR 2T (1971-1973).
The set includes:
- Cylinder;
- Equipped piston (piston, pin, rings, clips);
- Cylinder head;
- Gasket.
Technical specifications:
- Displacement: 177 cc;
- Stroke: 57.00 mm;
- Bore: 63.00 mm;
- Piston pin: 15 mm;
- Maximum power output: 15.5 HP at 7,600 RPM;
- Cooling: air-cooled;
- Material: cast iron;
- Class: Sport.
Note: For models with electric starters, it is necessary to grind the two lower fins of the cylinder by approximately 2 mm, so that the flywheel pinion has enough space.
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