<em><strong><span style="color: #888888;">Have a look to see if you wiper motors are air driven or 12v / 24v electric. A lot were made by Trico air operated wiper in those days. They look like these below<br><br><a href="http://www.ebay.com/itm/Trico-Folbe...shield-Wiper-Motor-Air-Operated-/320993066092" target="_blank" rel="nofollow">http://www.ebay.com/itm/Trico-Folbe...shield-Wiper-Motor-Air-Operated-/320993066092</a><br><br><a href="http://www.wiperman.com/" target="_blank" rel="nofollow">http://www.wiperman.com/</a><br><br>I like the air operated stuff much easier to fix in the middle of nowhere.<br>Geoff</span></strong></em>