Head Gasket / Briggs & Stratton 273280SPack Size:1Briggs & Stratton 273280S, Briggs & Stratton 272614J. Thomas 273280, Laser 94505, NHC 266-4776, Oregon 50-435, Prime Line 7-02452, Ratio Parts 3-312, Rotary 11077Briggs & Stratton For 13-15.5 HP Intek OHV vertical enginesMaterial: Metal, Ethanol: Not compatible with greater than 10% ethanol fuel