Stage6 R/T 70cc Cylinder Kit MK1 – Minarelli LC (Aerox / Nitro)

High-end racing cylinder kit developed by Stage6 R/T for Minarelli horizontal liquid-cooled engines.

Key features

47.6 mm Nikasil-plated aluminum cylinder

6 transfer ports, bridged exhaust

HQ piston with 12 mm pin and ultra-thin ring

High-compression modular cylinder head (orange anodized)

Innovative R/T adapter plate with Viton O-ring seal

3-bolt R/T exhaust flange

Performance

Approx. 20–22 hp

Excellent cooling and thermal stability

Designed for top-level racing setups

Installation notes

Requires 85 mm connecting rod crankshaft

Crankcase machining required (Ø 56.1 mm, depth 10 mm)

Compatible only with Stage6 R/T exhausts

Technical data

Bore: 47.6 mm

Stroke: 39 mm

Piston pin: 12 mm

Engine: Minarelli horizontal LC

Use

Racing only

Not street legal