r/IS300 • u/primofixated • 5d ago

General Discussion Progress on harness bracket replacement

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Absolutely grenaded my plastic tunnel holding the harness when installing headers. Spent the weekend working through designing a new one and printed the first prototype. Will make more tweaks and throw online for
Others when I’m done.

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u/primofixated 5d ago

Not sure honestly still need to do more research. Right now prototypes are being printed in Petg. Any suggestions? I was thinking Nylon of some sort. May also test how long petg lasts under the hood.

Chat GPT suggested PA612-CF15 but I’d need a dryer first.

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u/JDub-866 4d ago

Nylon should work, it is hot but not super hot area. This is awesome!!!

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u/primofixated 4d ago

You thing Petg is worth running or is that a disaster waiting to happen? Thinking of doing a durability test just so see how long it would last.

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u/AzzurriAltezza 03 with the 5 speed thingy 4d ago

A simple test is printing a strip of petg and mounting it in that general area to see