Stage6 R/T High-End Crankshaft – Minarelli Horizontal (85mm conrod)

High-end racing crankshaft from Stage6 R/T for Minarelli horizontal engines (e.g. Yamaha Aerox / Jog, Aprilia SR50, Malaguti F12/F15).

Precision-balanced racing crankshaft with forged CNC-machined 85 mm connecting rod and lightweight metal inserts for smooth running and high durability. Designed for high-performance setups and ideal for Stage6 R/T cylinders, but also compatible with other 85 mm conrod racing cylinders.

Can be used with standard 80 mm conrod cylinders by fitting a 5 mm cylinder spacer. Plug & play installation, no crankcase machining required.

Technical data:

Stroke: 39 mm (original)

Connecting rod length: 85 mm

Crankpin: 18 mm

Piston pin: 12 mm

Small end bearing: 12×17×15 mm

Includes 2× crankshaft nuts M10×1.25

Application: Minarelli horizontal engines