NPR SWT10236-3 Piston Ring Set for Toyota Lexus 4.6L 5.7L 1URFE 3URFE

The NPR SWT10236-3 is a premium piston ring set designed for Toyota and Lexus 4.6L and 5.7L V8 DOHC engines, including the 1URFE and 3URFE engine families. Manufactured in Japan by Nippon Piston Ring Co., Ltd., this complete ring set delivers OEM-quality performance and durability for professional engine rebuilds.

Key Specifications:

• Standard bore diameter: 94.00mm
• First compression ring thickness: 1.20mm
• Second compression ring thickness: 1.20mm
• Oil control ring thickness: 2.00mm
• Premium steel construction with advanced surface treatments
• Chrome plating and PVD treatment for enhanced wear resistance

Performance Features:

• Seals combustion gases for optimal compression and power
• Controls lubricating oil to minimize consumption
• Dissipates heat efficiently from piston to cylinder wall
• Minimizes friction and wear under severe operating conditions
• Steel construction offers 50% longer service life than cast iron
• Precision-engineered for superior cylinder bore conformity

NPR has been supplying Original Equipment Manufacturers including Toyota and Lexus since 1973, maintaining the highest quality standards for internal combustion engine components. Each ring set is manufactured to meet or exceed JIS (Japanese Industrial Standard) B8032-6-1998 specifications. This set replaces OEM part number 13011-0S011 and provides complete engine protection for demanding applications.