Malossi MHR Big Bore Cylinder kit for Honda SH150 gives you 170ccs of Malossi performance. 

Alloy tuning cylinder kit with an upgraded heat exchange surface. Racing piston with ultra compact design with 3 rings made of a special alloy with high silicon content for low thermal expansion. Specially lightened and reinforced design.

Piston rings with a very high strength.

Malossi also makes a Power Cam performance camshaft that goes with this kit.

COMPLETE CYLINDER 4-STROKE

TECHNICAL FEATURES

Cylinder

• 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

• Compression - special rings with high sliding ease and very high strength, in chromium-plated S10 spheroidal cast-iron.
• 1st scraper - ring in chromium-plated S10 spheroidal cast iron.
• 2nd three - piece scraper ring made of chromium-plated steel alloy.

M3111588

Fits

Honda SH 150

Honda SH150

Keeway Outlook 150.