Author | Topic |

Location: Adelaide
Registered: June 2003
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Re: 18RGU help needed urgently
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Fri, 27 June 2003 15:18

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We've tried 2 sets of new leads, and it is still crap.
We've rechecked the spark plug gaps, 1mm is what the book says.
The ignition coil worked fine on the old 18rc so I doudt that is a problem, if that is actually appropriate of the 18rg.
We've switched the dizzy to our old 18rc one, which we know works, and it is still crap.
For the reply that mentioned compression, we have 0.020 OS 9.7 CR pistons in there, so there's nothing wrong there.
I've tried the dizzy vacuum advance on all the places it could possibly run from and that did bugger all.
Can you tell me if running it on PULP and octane booster is likely to cause this problem.
I also ripped apart the carbies, none of the jets are blocked, but I did find something odd.
We also have a set of the original 18RG (210 head) carbies and a set of 2tg(88220) carbies. I checked the jet sizes and compared. Some irregularities were found.
The carbies we were using had the following:
Main air bleed jet - 140
Main jet holder- 132.5
(the little jet like thing) - 65 (left carbie, 63.5 (right carbie)
The original 18rg ones had:
Main air bleed jet - 200
Main jet holder - 140
(the little jet like thing) - 60 (both carbies
The 2tg ones had:
Main air bleed jet - 160
(didn't look at the rest, too lazy)
From this I am guessing that the guy who sold me the newer carbies (he was running very big cams) switched the jets when he gave his mate the throttle connections.
I doubt that the right carby should be jetted differently to the left one.
Does anyone else have the newer carbies? If so could you please tell me what numbers are written on your jets, top, bottom and the little ones'tops. But don't go to too much bother, I don't want to cause people to go out of their way for this.
Does anyone out there in Toymods land suggest switching the jets over, at least for a trial run???
I reckon I will do this with the original carbies to see what happens, If I need something in between, I could go for the 2tg jets.
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| Subject | Poster | Date |
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18RGU help needed urgently
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Steve M | Wed, 25 June 2003 14:26 |
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Re: 18RGU help needed urgently
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ra23celicachick | Wed, 25 June 2003 22:33 |
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Re: 18RGU help needed urgently
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Blaze | Wed, 25 June 2003 23:04 |
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Re: 18RGU help needed urgently
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Shteeve | Thu, 26 June 2003 00:45 |
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Re: 18RGU help needed urgently
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RA28midge | Thu, 26 June 2003 00:50 |
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Re: 18RGU help needed urgently
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Steve M | Fri, 27 June 2003 15:18 |
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Re: 18RGU help needed urgently
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Steve M | Fri, 27 June 2003 15:28 |
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Re: 18RGU help needed urgently
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Blaze | Sat, 28 June 2003 05:27 |
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Re: 18RGU help needed urgently
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Mr DOHC | Sat, 28 June 2003 08:33 |
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Re: 18RGU help needed urgently
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Blaze | Sun, 29 June 2003 11:01 |
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Re: 18RGU help needed urgently
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earlyrolla | Sun, 29 June 2003 12:50 |
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Re: 18RGU help needed urgently
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Steve M | Mon, 30 June 2003 00:46 |
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Re: 18RGU help needed urgently
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Shteeve | Mon, 30 June 2003 03:12 |
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Re: 18RGU help needed urgently
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Aussie | Mon, 30 June 2003 09:13 |
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Re: 18RGU help needed urgently
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Snyper | Mon, 30 June 2003 09:28 |
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Re: 18RGU help needed urgently
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CelicaRA45 | Mon, 30 June 2003 10:39 |
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Re: 18RGU help needed urgently
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earlyrolla | Mon, 30 June 2003 11:29 |
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Re: 18RGU help needed urgently
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celicaboy | Mon, 30 June 2003 21:16 |
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Re: 18RGU help needed urgently
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Steve M | Wed, 02 July 2003 07:01 |
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Re: 18RGU help needed urgently
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gold28 | Thu, 03 July 2003 00:26 |
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Re: 18RGU help needed urgently
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Steve M | Mon, 14 July 2003 11:34 |
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