Yamaha Motor Co., Ltd. 8K4-11601-30-00 Piston Ring Kit

Description:

The Yamaha 8K4-11601-30-00 Piston Ring Kit is a combustion sealing component used in snowmobile engine piston and cylinder systems. Commonly installed in Yamaha snowmobiles such as Enticer, ET400, and SS440 models to maintain compression and regulate oil within the cylinder. Maintenance teams and engine technicians use this part for repair, replacement, and engine rebuild applications to restore proper combustion efficiency and performance.

Applications:

The Yamaha 8K4-11601-30-00 Piston Ring Kit is used in Yamaha engine assemblies where proper sealing between the piston and cylinder wall is critical for engine performance and longevity. It is commonly found in Yamaha snowmobiles such as Enticer, ET410, and SS440 models, functioning as a complete ring set that minimizes blow-by and ensures proper lubrication control. This component is essential during top-end rebuilds and maintenance cycles to maintain compression and stable engine operation.

Technical Specifications:

• Brand: Yamaha
• Part Number: 8K4-11601-30-00
• Product Type: Piston ring kit (ring set)
• Function: Seals combustion chamber and controls oil distribution
• Application: Snowmobile engine piston and cylinder system
• Fitment: Yamaha Enticer, ET400, ET410, SS440 and similar models
• Configuration: Complete piston ring set (multiple rings per piston)
• Material: Hardened steel or cast iron alloy for durability
• Mounting Location: Piston grooves within engine cylinder
• System Role: Maintains compression and reduces blow-by
• Supersession/Alt: Related to 8K4-11601-00-00 standard ring set
• OEM Status: Genuine Yamaha replacement component

Common Replacements:

• Yamaha 8K4-11601-00-00
• Yamaha 8K4-11601-10-00
• Yamaha 8K4-11601-20-00