4782M08100 Wiseco .040 Piston Kit for Arctic Cat 650 V-2 2004-2007 81.00mm 11:1

Wiseco .040 Piston Kit for Arctic Cat 650 V-2

This 0.040 over piston kit is manufactured for Arctic Cat 650 V-2 models, offering an 81.00 mm bore and 11:1 compression ratio as an overbore replacement cross-referenced to OEM part 4782M08100.

Overview

This Wiseco .040 Piston Kit is built for the Arctic Cat 650 V-2 engine, providing a 0.040 inch overbore at 81.00 mm with an 11:1 compression ratio. It is cross-referenced to OEM part 4782M08100 and suits riders and mechanics machining cylinders as part of an Arctic Cat 650 V-2 top-end refresh.

Built For Performance

• 0.040 inch overbore at 81.00 mm for worn cylinders
• 11:1 compression ratio maintains factory-spec cylinder pressure
• Forged construction for strength under heat and load
• Precision-machined for correct overbore clearance
• Cross-referenced to OEM part 4782M08100

Fits These Machines

• for Arctic Cat 650 V-2 2004
• for Arctic Cat 650 V-2 2005
• for Arctic Cat 650 V-2 2006
• for Arctic Cat 650 V-2 2007

On-The-Job Use

• Cylinder machining and overbore rebuilds
• Reviving scored or worn cylinders
• Top-end engine repair
• Restoring compression on high-hour machines

Specs At A Glance

Good To Know

Q: Is this a genuine Arctic Cat part? A: This is an aftermarket piston kit manufactured for Arctic Cat 650 V-2 applications and is cross-referenced to OEM part 4782M08100.

Q: Will this fit a stock, unmachined cylinder? A: Because this is a 0.040 over piston kit, the cylinder must be bored and honed to 81.00 mm before installation for proper clearance.

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