SPI
SPI RINGS POLARIS 550 PART# 09-727-04R NEW
SPI RINGS POLARIS 550 PART# 09-727-04R NEW.
- Available in standard sizes only to fit Sport Parts Inc. pistons original equipment pistons and all other brands that utilize the original equipment design
- SPI rings are manufactured to original equipment specs and interchange with the original equipment design on original pistons
- All rings are compatible with the original cylinder material as well as re-sleeved cylinders
- Included Items: (2) Rings
