Speed Pro Hellfire Piston Rings 4.500" Bore File Fit 1/16 x 1/16 x 3/16" Thick - Standard Tension PROR-696RS-M1-HK The essence of our brand

The essence of our brand is communicated through hundreds of championships with world class racers

Dial-In Board Cage Mount

Max Gear provides superior corrosion protection over competing conventional and synthetic gear oils

Adjustable Secondary Air Flow Cam Bracket

electric fans

Speed Pro Hellfire Piston Rings 4.500" Bore File Fit 1/16 x 1/16 x 3/16" Thick - Standard Tension PROR-696RS-M1-HK The essence of our brandTop ring is an uncoated special hardened and tempered high strength material that withstands high heat a pressure without collapsing. Standard tension oil ring to provide maximum oil control Ensures dependable performance and superior service life Application specific design to ensure a perfect fit and correct operation for unsurpassed quality that you can trustFrom pistons to engine bearing components, Speed Pro offers an array of performance engine