4808M07500 .040 Piston Kit for Yamaha Attak 1000 2006-2007 75mm 10:1

Wiseco .040 Piston Kit for Yamaha Attak 1000

This Wiseco .040 overbore piston kit rebuilds the top end of Yamaha Attak 1000 snowmobiles at a 75.00 mm bore with a 10:1 compression ratio, restoring lost compression in engines that need a cleanup bore. The kit references OEM-style number 4808M07500 for straightforward matching to your rebuild project.

Overview

This Wiseco piston kit for Yamaha Attak 1000 models is an overbore top end solution sized at 75.00 mm, forty thousandths over standard. It restores compression and renews cylinder sealing in engines that have been honed or bored past the factory spec. The kit suits owners and mechanics rebuilding a worn 1000 cc Yamaha four-stroke top end with a proven forged piston.

Built For Performance

• Forged piston construction for durability under high load
• .040 overbore size at 75.00 mm for cleanup boring
• 10:1 compression ratio for factory-style power delivery
• Engineered for the 1000 cc Attak four-stroke platform
• Complete kit with piston, rings, wrist pin, and circlips

Fits These Machines

• for Yamaha Attak 1000 (2006-2007)

On-The-Job Use

• Top end rebuilds requiring a cleanup overbore
• Restoring compression on high-mileage snowmobile engines
• Cylinder honing and boring service projects
• Shop rebuild work on 1000 cc Yamaha four-strokes

Specs At A Glance

Good To Know

Q: Is this a standard or overbore piston? A: This kit is a .040 overbore at 75.00 mm, meant for cylinders that have been bored or honed beyond the factory standard size. Q: What does the kit include? A: It ships as a complete top end kit with piston, rings, wrist pin, and circlips. Verify your finished bore size and engine model 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.