Malossi 187cc Cylinder Kit Vespa lx 125i.e up to 2013

Malossi 187cc Cylinder Kit Vespa lx 125i.e up to 2013

TECHNICAL SPECIFICATIONS

Cylinder

Bore Ø 70 mm;
Stroke 48.6 mm;
Displacement 187.6;
Compression ratio 11.5:1.
Material: primary aluminium alloy with a high content of hardened and tempered silicon, cylinder liner with silicon carbide coating in a galvanic nickel die and crossed smoothing with two diamond passages with very limited tolerances.
Machining: on machine tools with high precision numerical control.
Cylinder-piston connection with an allowance of 0.05 mm.
Recalculated and upgraded heat exchange surfaces.
Piston

Ultra compact with 3 rings.
Material: special aluminium alloy with high silicon content, low thermal expansion and a tin facing on the sliding surfaces.
Machining on machine tools with numerical control.
Lightened and reinforced.
Upgraded heat exchange surfaces.
Piston rings

Special rings with high sliding ease and very high mechanical resistance.
I° ring compression in nitrided and chromium steel.
II° special cast iron ring.
Three - piece scraper ring made of chromium plated special steel alloy.
CDI

Carburation adjusting
± 20% at min/medium/max
RPM limiter : + 1000 RPM
4 different maps

This is a special order item with a lead time of 3-4 days for dispatch

Malossi 187cc Cylinder Kit Vespa lx 125i.e up to 2013