Click here to shop for this part on Amazon.com Click here to shop for this part on ebay.com 18-7144 Marine O-Ring ID: 4.250, Width 0.135 GLM 82440; OMC Part Number: 326849; Sierra 18-7144 WorksWith Evinrude/Johnson/OMC/BRP 155 HP 1984 Commercial Model 155WTLCR 155WTXCR 155WTPLV 155WTPXV Evinrude/Johnson/OMC/BRP 155 HP 1985 Commercial Model 155WTLCO 155WTXCO 155WTPLP 155WTPXP Evinrude/Johnson/OMC/BRP 155 HP 1986 Commercial Model 155WTLCD 155WTXCD 155WTPLH 155WTPXH Evinrude/Johnson/OMC/BRP 155 HP 1987 Commercial Model 155WTLCU 155WTXCU 155WTPLB 155WTPXB Evinrude/Johnson/OMC/BRP 155 HP 1988 Commercial Model 155WTLM 155WTXM 155WTPLT 155WTPXT Evinrude/Johnson/OMC/BRP 155 HP 1989 Commercial Model 155WTALY 155WTLZ 155WTXZ 155WTPLY 155WTPXY Evinrude/Johnson/OMC/BRP 155 HP 1990 Commercial Model 155WTALA 155WTLES 155WTXES 155WTPLA 155WTPXA