Wiseco 4419M08300 Forged Piston Kit 83mm Bore 10.25:1 Compression for Yamaha 350cc ATV

The Wiseco 4-Stroke Forged Series Piston Kit features an 83.00 mm bore and 10.25:1 compression ratio designed for Yamaha 350cc ATV engines. Engineered, forged, and machined in the USA in Mentor, OH, this high-performance piston delivers exceptional strength and reliability for demanding powersports applications.

Key Features:

• Forged from high silicon, low expansion aluminum for superior strength, reduced weight, improved heat transfer, and longer life
• Improved tensile strength of forged material optimizes strength and service life
• Diamond turned finish from CNC computer controlled turning centers guarantees a perfect finish with no size variation
• Complete kit includes high-quality piston rings, wrist pin(s), and circlips
• Standard bore size: 83.0 mm bore x 64.5 mm stroke
• 10.25:1 compression ratio for enhanced performance

What's Included:

• Piston, 3268XC ring set, two CW19 circlips, one S376 wrist pin

Specifications:

• Bore Size: 83.00 mm (Standard)
• Compression Ratio: 10.25:1
• Stroke: 64.5 mm
• Material: High silicon, low expansion aluminum alloy
• Construction: Forged
• Engine Type: 4-Stroke

Alternate Part Numbers:

• Wiseco 4419PS
• Cross-Reference: 56-W4419+00A_WI
• UPC: 193564125361

Wiseco's forged 4-stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength. Wiseco high performance forged pistons are designed from over 70 years of experience in all racing and riding conditions, providing your engine with superior durability and long service life.

Note: Only Wiseco replacement ring sets can be used on Wiseco pistons. Wiseco rings, clips, and wrist pins are specifically designed for Wiseco pistons and are not OEM interchangeable.