Stage6 Streetrace 70cc Cast Iron Cylinder – Minarelli Horizontal AC

Durable and powerful cast iron cylinder for everyday riding, ideal for Yamaha Neo’s and similar Minarelli horizontal engines. A more affordable alternative to the Sport Pro aluminum cylinder.

Features & Benefits :

• Bore: 47mm
• Cast iron cylinder with 2-ring piston (10mm pin)
• Aluminum cylinder head included
• Transfer port layout: 6 ports + 1 exhaust port
• Great torque, strong acceleration, peak power around 10,000 rpm
• Output: 8–11 hp (higher than comparable stock cylinders)
• Maintenance-friendly, all gaskets included
• Stealthy design: “49ccm” stamped instead of logo

Notes :

• Not road-legal
• Squish clearance pre-set; base gasket included
• Recommended break-in: 300 km (½ throttle 150 km, ¾ throttle 150 km)
• If retaining the oil pump, use Stage6 optimized oil to prevent clogging