Speed Pro Hellfire Piston Rings 4.600" Bore File Fit 1/16 x 1/16 x 3/16" Thick - Standard Tension 1443A05 Closely woven fiberglass impregnated with

Closely woven fiberglass impregnated with high voltage

1979-1992 GMC C1500

NOTE: Does not Fit LS7 & LS9

Outside Air

Speed Pro Hellfire Piston Rings 4.600" Bore File Fit 1/16 x 1/16 x 3/16" Thick - Standard Tension 1443A05 Closely woven fiberglass impregnated withTop 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