1993 Johnson Evinrude "ET" Electric Outboards Service Manual, P/N 508280, Page 10Get this manual
Service Policy When servicing an outboard which is within its normal warranty period, make repairs using only genuine OMC replacement components or partsIf other than genuine OMC replacement components or parts are used, OMC may refuse subsequent warranty claims involving that engine In WHENEVER
replacement parts are required, always use genuine OMC parts, or parts with equivalent characteristics, including type, strength, and materialUsing substandard parts could result in product malfunction and personal injury