Sierra 18-2847 Outdrive GasketSierra high-quality engine parts are designed to meet OEM specifications. Fits 215E, 215H, TR and TRS drives.; Interchangeable with: Barr; MC472754014; GLM; 31120; Mercruiser Stern Drive; 27-54014; 27-54014A1; 27-54014T1; 27-54014Q1; Application:Mercruiser Stern Drive Model: 215E; 1970-1972; 2909035 thru 2915034; Model: 215H; 1970-1970; 2782203 thru 2909034; Model: 255-TRS; 1973-1974; 3377316 thru 4203746; Model: 280-TRS; 1975-1976; 4203750 thru 4895399; Model: II-TR; 1973-1976; 3377316 thru 4794899;