PISTON KIT YAMAHA JOG MINARELLI 90 100 50.00 PIN 12mm 2-STROKE 1P50QMF 1P52QMF
Performance piston and ring set for 2-stroke scooter engines. Set is supplied for 50 mm bore applications used on selected 90 cc and 100 cc scooter motors. Meets or exceeds OEM quality standards with a direct OEM replacement design. Manufactured to tight tolerances for improved fit and consistent sealing. Piston diameter: 50 mm. Piston overall height: 64 mm. Piston compression height: 33.1 mm, measured from the centre of the pin to the lip of the crown. Piston pin diameter: 12 mm. Piston pin length: 41 mm. Package includes: piston, pin, rings and circlips.
- SKU
- 56-W0077.5000
- Brand
- Dirt Racing
- Availability
- In Stock (5)
FULL DESCRIPTION
Performance Piston and Ring Kit for 2-Stroke Scooters
Restore optimal engine performance with this high-quality piston and ring kit designed for compatible Jog, Minarelli, and Yamaha-type 2-stroke scooter engines. This set acts as a direct replacement for your original piston assembly, ensuring proper cylinder sealing, compression, and long-lasting engine durability.
This kit is specifically for applications requiring a 50 mm bore, commonly found on selected 90 cc and 100 cc scooter motors. Please compare the provided image with your current part before ordering to guarantee a correct visual match.
Key Features:
- Meets or exceeds original equipment manufacturer (OEM) quality standards.
- Designed for a direct OEM replacement, ensuring a precise fit.
- Manufactured to exacting tolerances for enhanced fitment and consistent sealing.
- Provides a cost-effective solution for engine maintenance and repair.
- Always check the product image against your existing part before purchase to prevent ordering errors.
Specifications:
- Piston Diameter: 50.00 mm
- Piston Overall Height: 64 mm
- Piston Compression Height: 33.1 mm (measured from the center of the pin to the crown's lip)
- Piston Pin Diameter: 12 mm
- Piston Pin Length: 41 mm
- Package Includes: Piston, piston pin, piston rings, and circlips.


