Restore proper compression and sealing with Namura NA-30000-2R piston rings. Designed specifically for Namura pistons, this replacement ring set supports reliable engine performance in compatible applications. The 66.47 mm size is intended for select AC and Suzuki engine fitments using matching Namura piston assemblies.
Manufactured by Namura and identified by manufacturer part number NA-30000-2R, these piston rings are engineered to work with Namura replacement pistons when the application, bore size, ring configuration, and piston design match. They are not intended as a universal replacement for other piston brands or incompatible engine assemblies.
Before installation, verify the engine model and piston application, confirm the 66.47 mm bore requirement, and compare the existing ring configuration with the manufacturer's specifications. Proper installation, ring orientation, end-gap inspection, and cylinder preparation are essential for dependable sealing and service life. Vendor part number 186-30002R is provided for product reference.
Features:
- Size: 66.47 mm piston ring set
- Model: NA-30000-2R
- Brand: Namura
- Manufacturer part number: NA-30000-2R
- Vendor part number: 186-30002R
- Application: Designed for compatible AC and Suzuki engine applications
- Fitment: For Namura pistons only
- Function: Supports piston sealing, compression, and oil control when correctly matched to the piston and engine