Injector issue - Ford Powerstroke Diesel Forum
7.3L IDI (Non-Powerstroke) Diesels Technical discussion of topics related to vehicles powered by the 7.3 Liter In-Direct Injection Navistar engines.

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Old 11-28-2010, 06:31 PM
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Injector issue

Injector issues on a friends 93 7.3 turbo..wanting to see if there was a write up on testing and replacing these.
Thanks alot
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Old 11-29-2010, 02:25 PM
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Frankly, IDI injectors are cheap enough that if you suspect they might not be good, just replace them. $200 for a whole set, and they tend to go 100-150K miles.
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Old 12-13-2010, 05:24 PM
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i was just wondering...are rebuilt injectors as good as new? i have one leaking and i found a set plus glow plugs and install kit for $300. injectors are remaned...also have a glow plug that is leaking somehow...not sure how it is possible, but when it has diesel on it it bubbles.
thanks for the help. still new to diesels
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Old 12-13-2010, 05:36 PM
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The glow plug itself can't leak. The threads around it can.
A glow plug just heats up. The bubbling is probably the diesel heating up.
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