90-'94 for Ski Doo Formula MX SP1 Piston Rings Elbows have a PU film

Elbows have a PU film reinforcement

durability and luxurious feel

Impact resistant ABS housing structurally reinforced Housing is extremely rigid to prevent flex and maintain form

Improves feel and ease of clutch operation

This series of slip-on mufflers for touring models incorporates the best of Vance & Hines and redefines performance

90-'94 for Ski Doo Formula MX SP1 Piston Rings Elbows have a PU filmManufacturer: SPI MPN: 09 761R Title: Ring Set Size: Option: Color: 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