Namura .020 Over Bore Piston Rings for Yamaha Some 2016-2018 700 103.5mm NO OEM

.020 Over Bore Piston Rings for Yamaha

These .020 over bore piston rings for Yamaha 700 models from 2016-2018 provide a precise 103.5mm fitment for oversized cylinders, restoring compression and performance.

Overview

These .020 over bore piston rings for Yamaha 700 engines are designed to seal the piston-to-cylinder gap in engines that have been bored .020 inches oversized, restoring compression and preventing blow-by. They are intended for use in specific Yamaha models from 2016-2018.

Built For Performance

• Manufactured from high-strength ductile iron for durability
• Precision-machined to .020 over bore specification
• Designed to reduce friction and improve ring seal
• Compatible with standard 103.5mm bore diameter

Fits These Machines

• for Yamaha 700 (2016-2018)

On-The-Job Use

• Engine rebuilds after cylinder boring
• Restoring power and oil control in high-mileage engines
• Performance restoration for off-road or utility vehicles

Specs At A Glance

Good To Know

Q: Will these rings fit a stock bore cylinder? A: No, these are .020 over bore rings intended only for cylinders that have been bored .020 over the standard size.

Q: Do these rings come with a gap specification? A: They are pre-gapped for typical applications but should be checked and adjusted per engine service manual.

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