VERTEX 0910-2637 23616A Piston Kit Cast Replica Stroker for 4-Stroke Piston Kit - 83.94 mm - Yamaha YFM350 Raptor / YFM350X Warrior

Features

• The piston is heat-treated with a T-5 hardening and tempering cycle
• The piston skirt is coated with a high-tech Molybdenum Disulphite coating for faster break in time and increased piston life
• Cast piston kit is gravity-cast aluminum alloy (not forged) with 18% silicone content
• Piston kit includes piston, rings, wrist pin and circlips

Specs

Cylinder Diameter	84.00 mm
Bore - Oversize	+1,00 mm
Product Name	Piston Kit
Piston Material	Aluminum Alloy
Riding Style	ATV
Piston Diameter	83.94 mm
Style	Cast Stroker
Compression Ratio	9.2:1
Displacement	381 cc
Bore - Oversize	+1.00 mm
Engine Type	4-Stroke
Piston Material	Cast
Skirt Coating	Molybdenum Disulphite
Units	Kit

Part Notes

• For use with Hot Rods Stroker crankshaft.
• Kit Includes:
• • Piston
• • Ring Set
• • Wrist Pin
• • Circlips

2004-2013	Yamaha	Raptor 350 4x2
1987-2004	Yamaha	YFM 350 X Warrior

Fitment Disclosure

This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.