Description

Piston Assembly 75.94 mm (P/N 888590 / 75947595) – Rotax 582/618 2‑Stroke Engines

Bring your engine back to peak performance with this genuine Rotax piston assembly, part number 888590 (also referenced as 75947595). Precisely sized at 75.94 mm, this OEM piston includes piston rings and is suitable for both standard and green-dot configurations.

✅ Key Features

Rotax OEM Specification: Genuine piston assembly built to Rotax’s original tolerances for the 582‑ and 618-series engines
Standard Diameter (75.94 mm): Ideal fit for unbored cylinders marked with a red dot, ensures perfect clearance and compression ratio
Includes Rings: Complete with piston rings, woodruff key, circlips, and piston pin for straightforward installation in factory rebuilds

Technical Specifications

Part Number: 888590 (standard size)
Alternate Ref: 75947595
Bore Size: 75.94 / 75.95 mm – suitable for red-dot cylinders
Compatible Engines: Rotax 582UL, 582UL‑Blue Head, and Rotax 618 2‑stroke models
Kit Contents:
- 1× piston assembly