1986F150Six Posted June 6, 2019 Share Posted June 6, 2019 https://www.ebay.com/itm/NOS-OEM-FORD-Motorcraft-Relay-Assembly-S1-E4TZ-12A646-A-NEW/382989903005?hash=item592bfa249d:g:2N0AAOSwkCBc5WRx Link to comment Share on other sites More sharing options...
Gary Lewis Posted June 6, 2019 Share Posted June 6, 2019 84/ E—F150/350 6 4.9L E4TZ 12A646-A Link to comment Share on other sites More sharing options...
Steve83 Posted June 7, 2019 Share Posted June 7, 2019 I'd never use that old style of relay. Even Ford says it's better to switch to ISO/Bosch/Tyco relays: https://supermotors.net/getfile/1122758/thumbnail/eec_pwr_relays.jpg https://supermotors.net/getfile/507187/thumbnail/relays1.jpg Link to comment Share on other sites More sharing options...
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