<html><head></head><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:16px"><div id="yui_3_16_0_ym19_1_1541624063863_31820">I have a good vacuum unit for a distributor with the markings 421943 and 7-18-12. can anyone tell me the application of this unit? Second question. What is best to use to label the wire ends of my wiring harness for installation?</div><div dir="ltr">Mike MacLean<br></div></div><div id="DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2"><br>
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