SPI .020 Over Bore Top End Repair Kit for Yamaha Bravo 250 fits 1982-2011 70.5mm

.020 Over Bore Top End Repair Kit for Yamaha

This top end repair kit is designed for Yamaha Bravo 250 snowmobiles from 1982 to 2011, featuring a .020 over bore size of 70.5mm to restore cylinder performance after honing.

Overview

This .020 over bore top end repair kit is a complete rebuild solution for Yamaha Bravo 250 engines, containing piston rings, gaskets, and seals needed for a top-end overhaul. It is specifically engineered for the Bravo 250 models from 1982-2011, using a 70.5mm bore diameter to match the .020 oversize specification. The kit provides all critical components to refresh the cylinder head and restore compression.

Built For Performance

• Includes piston rings, wrist pin, and circlips for secure assembly
• Complete gasket set for head and base sealing
• .020 over bore piston (70.5mm) for cleaned-up cylinder walls
• Manufactured to SPI specifications for reliable aftermarket fit
• Designed for two-stroke Yamaha Bravo 250 engines

Fits These Machines

• for Yamaha Bravo 250 (1982-2011)

On-The-Job Use

• Restores top-end performance on aging snowmobile engines
• Ideal for trail riding and recreational snowmobiling
• Commonly used during cylinder honing or reconditioning
• Essential for maintaining reliable cold-weather operation

Specs At A Glance

Good To Know

Q: Does this kit include piston rings? A: Yes, the kit comes with piston rings specifically sized for the .020 over bore 70.5mm piston.

Q: Can I use this kit on a Bravo 250 with a stock cylinder? A: It is intended for cylinders that have been bored .020 over; confirm your cylinder is within spec before ordering.

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