SPI Standard Bore Piston Kit for Yamaha Transporter Lite 400 fits 2021-2025 85mm

Standard Bore Piston Kit for Yamaha

This 85mm bore piston kit is designed for the Yamaha Transporter Lite 400, delivering reliable power and precise fitment for 2021-2025 models.

Overview

The SPI Standard Bore Piston Kit provides a direct replacement piston for Yamaha Transporter Lite 400 engines, restoring compression and performance. Engineered with a 85mm bore, this piston kit ensures a smooth break-in and long service life for utility vehicle applications.

Built For Performance

• 85mm standard bore size for exact fit
• High-strength aluminum alloy construction
• Precision-machined ring grooves
• Includes piston, rings, and wrist pin
• Designed for four-stroke engines

Fits These Machines

• for Yamaha Transporter Lite 400 (2021-2025)

On-The-Job Use

• Replacement during engine rebuild or top-end overhaul
• Restores compression in high-mileage utility vehicles
• Ideal for farm, ranch, and light industrial applications

Specs At A Glance

Good To Know

Q: Does this kit come with rings and pin? A: Yes, the kit includes the piston, rings, and wrist pin for a complete top-end rebuild.

Q: Is this piston pre-sized or does it require machining? A: This is a standard bore size piston; cylinder preparation may still be needed to ensure proper clearance.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.