2 Namura Standard Bore Piston Kits for Sea-Doo 650 Many 1993-1996 650 78mm

2 Namura Standard Bore Piston Kits for Sea-Doo 650

These two Namura standard bore piston kits are replacement pistons for Sea-Doo 650 personal watercraft engines from 1993 to 1996, featuring a 78mm bore size to restore compression and performance.

Overview

This set includes two Namura standard bore piston kits designed for Sea-Doo 650 engines manufactured between 1993 and 1996. Each kit provides the necessary pistons, rings, and wrist pins to rebuild or refresh your watercraft's powerhead, ensuring reliable operation on the water. The 78mm bore size matches OEM specifications for the 650cc engine.

Built For Performance

• Precision-machined from high-strength aluminum alloy for durability
• Includes piston rings pre-gapped for quick installation
• Wrist pins and circlips included for a complete rebuild
• Standard bore 78mm size requires no cylinder boring
• Tested to meet OEM tolerances for consistent compression

Fits These Machines

• for Sea-Doo 650 (1993-1996)

On-The-Job Use

• Rebuilding Sea-Doo personal watercraft engines
• Restoring vintage 650cc two-stroke outboards
• Refreshing top-end after a long season of use
• Replacing worn pistons in high-hour engines

Specs At A Glance

Good To Know

Q: Are these pistons compatible with all 1993-1996 Sea-Doo 650 models? A: They are designed to fit standard bore engines across those years, but confirm your specific engine serial number before ordering due to potential variations.

Q: Can these piston kits be used with aftermarket cylinders? A: Yes, as long as the cylinder bore is 78mm standard and the port configuration matches the original Sea-Doo 650 specifications.

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