Piston
Marine Outboard Engine High-Performance Pistons & Rebuild Kits
Key Features & Benefits
High-Strength Aluminum Alloy
Forged or gravity-cast from marine-grade aluminum alloy to endure extreme cylinder pressures and thermal expansion.
Precision Machined & Friction Reduced
CNC-machined skirt contours with anti-friction skirt coating reduce cylinder wall wear and improve heat dissipation.
Thermal & Oxidation Resistance
Anodized piston crown provides superior protection against high combustion temperatures and carbon buildup.
Exact OEM Fitment
Machined to exact original equipment tolerances for smooth ring sealing and optimal engine compression.
What’s Included in the Box
1x Marine Engine Piston Body (Standard or Overbore Size)
1x Complete Piston Ring Set (Compression & Oil Control Rings)
1x Hardened Steel Gudgeon / Wrist Pin
2x High-Tensile Wrist Pin Circlips
Product Specifications
| Specification | Details |
|---|---|
| Compatible Engine Types | 2-Stroke & 4-Stroke Marine Outboard Motors |
| Material Construction | High-Strength Cast / Forged Marine Aluminum Alloy |
| Bore Size Options | Standard (STD), +0.25mm, +0.50mm Overbore Variants |
| Piston Ring Coating | Nitrided / Chrome-Plated High-Wear Resistance |
| Thermal Protection | Anodized Piston Dome & Coated Skirts |
| Application Areas | Engine Block Cylinders & Powerhead Assembly |
| Included Hardware | Piston Rings, Wrist Pin, & Retaining Circlips |