Top Performances TOP PERFORMANCE Maxi Kit 85cc Racing Cylinder-piston kitRef : TPF00176A / 1127336

The Maxi Kit TOP PERFORMANCES TPR for Minarelli AM6 is a cylinder kit designed for riders looking to enhance the responsiveness and character of their 50 cc without compromising the reliability of the components. Built around a Ø 49.5 mm split-head cylinder block and a "Racing" piston, it combines smooth-cap connecting rods and specific balancing for a displacement increased to 85 cc. The result: a torque that can reach 12.5 Nm around 10,250 rpm, providing sharp acceleration and responsiveness in urban environments or on roadsters.

Technical specifications

• Bore: 49.5 mm
• Stroke: 44 mm
• Displacement: 85 cc
• Compression: 0.9–1.1 mm
• Geometric compression ratio: 14.7:1
• Effective compression ratio: 8:1
• Exhaust timing diagram: 191
• Transfer port timing diagram: 132
• Recommended ignition advance: 16° (1 mm before TDC)
• Material: aluminum · Piston compression: Racing

Ideal for revitalizing an AM6, this maxi kit is aimed at drift, supermoto, and sport scooter riders looking to regain punch from low revs. Installation and ignition adjustments must be carried out according to the recommendations to take advantage of the balancing and timing. Manufacturer reference: 9921450.