Click here to shop for this part on Amazon.com Click here to shop for this part on ebay.com 18-3840 Head Gasket Replaces OEM# 329786 18-3840 WorksWith Evinrude/Johnson/OMC 275 HP 1985 Model 275TLCO, 275TXCO Evinrude/Johnson/OMC 275 HP 1986 Model 275PTLCD, 275PTXC Evinrude/Johnson/OMC 275 HP 1987 Model 275CLCU, 275CXCU, 275PLCU, 275PXCU OMC Evinrude/Johnson "SEA DRIVE" 3.6L 1987 Model Number 36APPH 36ASPH