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Injectors - o rings perished
https://forums.tipec.net/viewtopic.php?f=25&t=23559
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Author:  mikseymono [ Sun Aug 26, 2018 10:16 am ]
Post subject:  Injectors - o rings perished

Hi team!

So, inspecting the fuel injectors....on three of them the bottom O ring, where the jet is, is perished/deformed/hard brittle on three of the injectors. I can only assume this would have an effect on a proper seal and therefore issues with air and fuel mix and performance....would I be right on this?!

I have found a seal kit here https://www.design911.co.uk/fu/prod1368 ... 411090100/ but don't understand why there are 3 'O' rings...I only have 2!

Any better kits out there?

Thanks,

M

Author:  Waylander [ Sun Aug 26, 2018 10:40 am ]
Post subject:  Re: Injectors - o rings perished

Send them away to Mr Injector have them cleaned, flow tested and new filter baskets and seals fitted for about £70 inc post

Much better than just fitting expensive o ring kits, I hope you found all the pintle caps “Orange bit in the design link”

They have a bad habit of vanishing down the bores

Author:  mikseymono [ Sun Aug 26, 2018 10:48 am ]
Post subject:  Re: Injectors - o rings perished

Heres a piccy of one of them....thoughts?

Attachments:
injector o ring.jpg
injector o ring.jpg [ 86.92 KiB | Viewed 5326 times ]

Author:  Waylander [ Sun Aug 26, 2018 3:52 pm ]
Post subject:  Re: Injectors - o rings perished

Send them away for refurbishment

It’s always worth it

Author:  Prophead [ Mon Aug 27, 2018 12:19 am ]
Post subject:  Re: Injectors - o rings perished

Partwerks.de do a good kit

Author:  infrasilver [ Tue Aug 28, 2018 1:20 pm ]
Post subject:  Re: Injectors - o rings perished

I fitted my own injector seal kit and then set up a rig to clean the injectors myself, I wired them to a 9v battery to open the injector and carb cleaner to check the spray pattern and this seemed to work quite well.


Author:  mikseymono [ Tue Aug 28, 2018 2:26 pm ]
Post subject:  Re: Injectors - o rings perished

I did the same...good fun!

Have fitted news O rings and not much difference really.

However the kit i bought 1287010704 the hats are different for the tip of the injector. Managed to slip off old O ring and slip on new so not so bad.....but an expensive purchase for alot of stuff I don't need!

M

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