Click here to shop for this part on Amazon.com Click here to shop for this part on ebay.com 18-7101 Marine O-Ring ID: 0.250, Width: 0.065 WorksWith Evinrude/Johnson/OMC 2.5 HP 1987 Model 3RCU Evinrude/Johnson/OMC 2.5 HP 1988 Model 3RCC Evinrude/Johnson/OMC 4 HP 1981 Model 4BRCI, 4BRLCI, 4BRHCI, 4BRHLCI, 4WC Evinrude/Johnson/OMC 4 HP 1982 Model 4BRCN, 4BRLCN, 4BRHCN, 4BRHLCN, 4WCN Evinrude/Johnson/OMC 4 HP 1983 Model 4BRCT, 4BRLCT, 4BRHCT, 4BRHLCT Evinrude/Johnson/OMC 4 HP 1984 Model 4BRCR, 4BRLCR, 4BRHCR, 4BRHLCR, 4RDCR, 4RDLCR, 4RDHCR, 4RDHLCR Evinrude/Johnson/OMC 4 HP 1985 Model 4BRCO,4BRLCO, 4BRHCO, 4BRHCLO, 4RDCO, 4RDLCO, 4RDHCO, 4RDHLCO Evinrude/Johnson/OMC 4 HP 1985 Model 4BRCO,4BRLCO, 4BRHCO, 4BRHCLO, 4RDCO, 4RDLCO, 4RDHCO, 4RDHLCO Evinrude/Johnson/OMC 4 HP 1986 Model 4BRCD, 4BRLCD, 4BRHCD, 4BRHLCD, 4RDCD, 4RDLCD, 4RDHCD, 4RDHLCD Evinrude/Johnson/OMC 4 HP 1987 Model 4BRCU, 4BRLCU, 4BRHCU, 4BRHLCU, 4RCU, 4RLCU, 4RDHCU, 4RDHLCU Evinrude/Johnson/OMC 4 HP 1988 Model 4BRCC, 4BRLCC, 4BRHCC, 4BRHLCC, 4RCC, 4RLCC, 4RDHCC, 4RDHLCC Evinrude/Johnson/OMC 4 HP 1989 Model 4BRHCE, 4BRHLCE 4RCE, 4RLCE, 4RDHCE, 4RDHLCE Evinrude/Johnson/OMC 4 HP 1990 Model 4BRES, 4BRLES, 4BRHES, 4BRHLES, 4RDHES, 4RDHLES, 4BREI, 4BRLEI Evinrude/Johnson/OMC 20 HP 1984 Model 20BFCR, 20BFLCR, 20BICR, 20BILCR, 20CRCR, 20CRLCR Evinrude/Johnson/OMC 20 HP 1984 Model 20BFCO, 20BFLCO, 20BICO, 20BILCO, 20CRCO, 20CRLCO,20ECO, 20ELCO Evinrude/Johnson/OMC 20 HP 1986 Model 20BFCD, 20BFLCD, 20BICD, 20BILCD, 20CRCD, 20CRLCD, 20ECD, 20ELCD, 20TECD Evinrude/Johnson/OMC 25 HP 1984 Model 25BACR, 25BALCR, 25BECR, 25BELCR, 25BFCR, 25BFLCR, 25ECR, 25ELCR, 25RCR, 25RLCR, 25TECR, 25TELCR Evinrude/Johnson/OMC 25 HP 1985 Model 25BACO, 25BALCO, 25BECO, 25BELCO, 25BFCO, 25BFLCO, 25ECO, 25ELCO, 25RCO, 25RLCO, 25TECO, 25TELCO Evinrude/Johnson/OMC 25 HP 1986 Model 25BACD, 25BALCD, 25BECD, 25BELCD, 25BFCD, 25BFLCD, 25ECD, 25ELCD, 25RACD, 25RALCD, 25RCD, 25RLCD, 25TECD, 25TELCD Evinrude/Johnson/OMC 30 HP 1984 Model 30ECR, 30ELCR Evinrude/Johnson/OMC 30 HP 1985 Model 30BACO, 30BALCO, 30ECO, 30ELCO, 30RCO, 30RLCO, 30TECO, 30TELCO Evinrude/Johnson/OMC 30 HP 1986 Model 30BACD, 30BALCD, 30ECD, 30ELCD, 30RCD, 30RLCD, 30TECD, 30TELC Evinrude/Johnson/OMC 35 HP 1984 Model 35ECR, 35ELCR, 35RCR, 35RLCR, 35RCR, 35RLCR Evinrude/Johnson/OMC 35 HP 1985 Model 35RCO, 35RLCO Evinrude/Johnson/OMC/BRP 35 HP 1985 Military Model AM35B AML35B Evinrude/Johnson/OMC 35 HP 1986 Model 35AECD, 35AELCD, 35ARCD, 35ARLCD, 35ATECD, 35ATELC, 35RCD, 35RLCD, 35AELCU Evinrude/Johnson/OMC 40 HP 1984 Model 40ECR, 40ELCR, 40RCR, 40RLCR, 40TECR, 40TELCR Evinrude/Johnson/OMC 40 HP 1985 Model 40BACO, 40BALCO, 40ECO, 40ELCO, 40RCO, 40RLCO, 40TECO, 40TELCO Evinrude/Johnson/OMC 40 HP 1986 Model 40BACD, 40BALCD, 40ECD, 40ELCD, 40RCD, 40RLCD, 40TECD, 40TELCD, 40TLCD Evinrude/Johnson/OMC 45SS HP 1986 Racing Model RT-10S Evinrude/Johnson/OMC/BRP 45 HP 1986 Commercial Model 45RCCD 45RCLCD 45RSD 45RSLD 45RSYD 45RWD 45RWLD 45RWYD Evinrude/Johnson/OMC 45SS HP 1987 Racing Model RTE-11C Evinrude/Johnson/OMC/BRP 45 HP 1987 Commercial Model 45RCCU 45RCLCU 45RSR 45RSLR 45RSYR 45RWLR 45RWYR Evinrude/Johnson/OMC 50 HP 1985 Model 50BECO, 50BELCO, 50TELCO, 50TLCO Evinrude/Johnson/OMC 50 HP 1986 Model 50BECD, 50BELCD, 50TELCD, 50TLCD Evinrude/Johnson/OMC/BRP 55 HP 1986 Commercial Model 55RSV 55RSLV 55RSYV 55RWLCD Evinrude/Johnson/OMC/BRP 55 HP 1987 Commercial Model 55RSP 55RSLP 55RSYP 55RWLCU Evinrude/Johnson/OMC/BRP 55 HP 1988 Commercial Model 55RSH 55RSLH 55RSYH 55RWLR Evinrude/Johnson/OMC 60 HP 1985 Model 60ECO, 60ELCO, 60TLCO Evinrude/Johnson/OMC 60 HP 1986 Model 60ELCD, 60TLCD Evinrude/Johnson/OMC/BRP 65 HP 1985 Commercial Model 65RSLP 65RSYP 65RWLCO 65TELCO 65WMLCO 65WMLP 65WMYP 65WTLCO Evinrude/Johnson/OMC/BRP 65 HP 1986 Commercial Model 65RSLH 65RSYH 65RWLCD 65TELCD 65WMLCD 65WMLH / 65WMYH Evinrude/Johnson/OMC 70 HP 1985 Model 70ELCO, 70ELCO Evinrude/Johnson/OMC 70 HP 1986 Model 70ELCD, 70TLCD Evinrude/Johnson/OMC 75 HP 1983 Model 75ECT, 75ELCT, 75ERCT, 75ERLCT, 75TLCT, 75TRLCT Evinrude/Johnson/OMC 75 HP 1984 Model 75ECR, 75ELCR, 75TLCR Evinrude/Johnson/OMC 75 HP 1985 Model 75ECO, 75ELCO, 75TLCO Evinrude/Johnson/OMC 75 HP 1986 Model 75ECD