| Re: [GMCnet] hei cap orientation [message #328391 is a reply to message #328382] |
Fri, 19 January 2018 14:31   |
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ljdavick
Messages: 3548
Registered: March 2007
Location: Fremont, CA
Karma:
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Senior Member |
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Sounds like bad gas to me. After my coach sat for over a year this happened to me.
> On Jan 19, 2018, at 5:24 AM, Matt Colie wrote:
>
> cadelec wrote on Fri, 19 January 2018 00:10
>> i am trying to get my coach running after sitting for about 4 years. it is idling rough and backfires under load.has hei dist and has been
>> converted to throttlebody fuel injection. i was going to pull the plugs and do a compression test but noticed that the cap is 180 degrees out. it
>> was obviously working ok when i bought it and i havnt touched it since getting it here . just would like to know the reason for this. i assume this
>> is because it is a dist. out of a car and the cap has not been notched to spin 180 degrees. am i correct
>
> Trevor,
>
> While you are under there, check for a 5-7 cross. This does not have to be wires switched. If 5 and 7 are too close together, this can happen.
>
> Matt
> --
> Matt & Mary Colie - '73 Glacier 23 - Members GMCMI, GMCGL, GMCES
> Electronically Controlled Quiet Engine Cooling Fan
> OE Rear Drum Brakes with Applied Control Arms
> SE Michigan - Twixt A2 and Detroit
>
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Larry Davick
A Mystery Machine
1976(ish) Palm Beach
Fremont, Ca
Howell EFI + EBL + Electronic Dizzy
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