SPI Standard Bore Piston Kit for Yamaha V-Max 540 fits 1983-1987 VMX540 73mm

SPI Standard Bore Piston Kit for Yamaha

This SPI Standard Bore Piston Kit is a direct replacement for Yamaha V-Max 540 snowmobile engines (1983-1987 VMX540) featuring a 73mm bore for restoring compression and performance.

Overview

The SPI Standard Bore Piston Kit for Yamaha V-Max 540 is a high-quality aftermarket piston set designed to rebuild your 73mm bore engine. It restores lost compression and power in 1983-1987 VMX540 models, making it ideal for winter enthusiasts needing a reliable top-end rebuild. This standard bore piston kit includes rings, wrist pin, and circlips for a complete installation.

Built For Performance

• Precision-machined 73mm bore diameter for exact fit in Yamaha V-Max 540 cylinders
• High-strength aluminum alloy construction resists thermal stress and wear
• Includes premium piston rings for consistent compression sealing
• Wrist pin and circlips included for hassle-free assembly
• Designed to meet or exceed OEM specifications for reliable operation

Fits These Machines

• for Yamaha V-Max 540 (1983-1987 VMX540)

On-The-Job Use

• Rebuilding top-end of snowmobile engines during off-season maintenance
• Restoring power on vintage Yamaha V-Max 540 sleds for winter trails
• Replacing worn pistons in high-mileage VMX540 engines to prevent failure
• Performing complete engine overhauls on 1983-1987 models

Specs At A Glance

Good To Know

Q: Does this piston kit work with stock cylinders? A: Yes, this standard bore 73mm piston kit is designed for use with stock Yamaha V-Max 540 cylinders; no boring is required as long as the cylinder is within serviceable limits.

Q: Are the piston rings pre-gapped? A: Rings are supplied at standard gap; end gap should be checked and adjusted to the cylinder clearance during installation for optimal performance.

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