Malossi 74mm Cylinder And V4 Head Kit - 260cc

COMPLETE CYLINDER 4-STROKETECHNICAL FEATURESCylinderMaterial: 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.PistonUltra 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 ringsCompression - special rings with high sliding ease and very high mechanical resistance, 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.