2 SPI Standard Bore Piston Kits for Yamaha SRV 540 SR-V 540 fits 1980-1991 73mm

2 SPI Standard Bore Piston Kits for Yamaha

This set of two SPI standard bore piston kits is designed for Yamaha SRV 540 and SR-V 540 snowmobiles from 1980 to 1991, featuring a 73mm bore size to restore engine performance.

Overview

These piston kits provide all necessary components for a top-end rebuild on Yamaha SRV 540 engines. Each kit includes a piston, rings, and wrist pin, engineered to match OEM specifications. Ideal for snowmobile enthusiasts restoring 1980-1991 models.

Built For Performance

• Precision-machined from high-strength aluminum alloy for durability
• Plasma-moly rings reduce friction and improve seal
• Standard bore 73mm size for direct replacement
• Includes wrist pin, circlips, and ring set
• Tested to meet demanding snowmobile engine conditions

Fits These Machines

• for Yamaha SRV 540 (1980-1991)
• for Yamaha SR-V 540 (1980-1991)

On-The-Job Use

• Rebuilding snowmobile engines for winter riding and racing
• Restoring vintage Yamaha sleds to original performance
• Performing top-end overhauls during off-season maintenance
• Competition use where reliable power is critical

Specs At A Glance

Good To Know

Q: What engines do these piston kits fit? A: These fit Yamaha SRV 540 and SR-V 540 snowmobile engines from 1980 to 1991.

Q: Are these direct replacements for OEM parts? A: Yes, these SPI piston kits are designed as direct replacements, using OEM specifications for bore size and ring configuration.

Slight variation in finish or dimensions may occur between production runs, and confirm compatibility before ordering.