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Search: Posts Made By: TransAm 474
Forum: Pontiac - Street 01-18-2024, 12:23 PM
Replies: 158
Views: 7,491
Posted By General Z
Fantastic. Thanks for the info. You guys are...

Fantastic. Thanks for the info. You guys are rockstars.
Forum: Pontiac - Street 01-18-2024, 10:52 AM
Replies: 158
Views: 7,491
Posted By General Z
Thanks Cliff and Trans Am474. Much appreciated.

Thanks Cliff and Trans Am474. Much appreciated.
Forum: Pontiac - Street 01-07-2024, 07:29 PM
Replies: 80
Views: 5,048
Posted By Cliff R
Good news, glad to see some more progress. ...

Good news, glad to see some more progress.

I'm not surprised by the results at all. There are many ways to tune these engines when we have a combination that's just not happy with "normal" timing...
Forum: Pontiac - Street 01-06-2024, 12:14 PM
Replies: 80
Views: 5,048
Posted By MUSLCAH
I need to save this thread

I need to save this thread
Forum: Pontiac - Street 01-06-2024, 11:37 AM
Replies: 80
Views: 5,048
Posted By Cliff R
There is a fine balance between initial timing...

There is a fine balance between initial timing and idle fuel requirements.

Most folks get it backwards when doing this sort of tuning. It's long and complicated, plus a topic of much contraversy,...
Forum: Pontiac - Street 01-06-2024, 11:23 AM
Replies: 80
Views: 5,048
Posted By steve25
Your thinking is reversed . A motor will...

Your thinking is reversed .

A motor will want more timing at idle as the mixture is made leaner.
Basically as leaner mixtures are used it takes longer to get the fuel to burn completely and...
Forum: Pontiac - Street 01-06-2024, 06:35 AM
Replies: 80
Views: 5,048
Posted By Cliff R
If the engine responds well to more timing at...

If the engine responds well to more timing at idle and you end up that high I'd bring it in with Vacuum Advance vs base timing and shortening up the timing curve as too much initial can cause...
Forum: Pontiac - Street 01-04-2024, 07:58 AM
Replies: 80
Views: 5,048
Posted By Cliff R
The engine will always increase speed slightly if...

The engine will always increase speed slightly if you pull a small manifold vacuum hose. If you don't have nozzle drip and control with the mixture screws it doesn't need more bypass air.

The...
Forum: Pontiac - Street 01-02-2024, 07:52 AM
Replies: 80
Views: 5,048
Posted By Cliff R
Remove a small manifold vacuum hose first. ...

Remove a small manifold vacuum hose first. Re-adjust the idle speed, mixture screws and see if it like s more bypass air. If so add some bypass air before messing with running the timing clear off...
Forum: Pontiac - Street 12-13-2023, 12:06 AM
Replies: 60
Views: 7,313
Posted By pippintook
For me, Cliff is up there with other "big"...

For me, Cliff is up there with other "big" Pontiac guys. Some of the big Pontiac guys when I was growing up were
HO Racing (Craig Hendrickson, Kern Osterstock, Ken Crocie), Nunzi, Pete...
Forum: Pontiac - Street 12-11-2023, 07:59 AM
Replies: 80
Views: 5,048
Posted By Cliff R
The Quadrajet's idle bypass air system is a very...

The Quadrajet's idle bypass air system is a very precisely controlled vacuum leak. The system routes idle air into two slots at the main body to airhorn gasket surface, over to two voids in the main...
Forum: Pontiac - Street 12-11-2023, 12:20 AM
Replies: 80
Views: 5,048
Posted By Schurkey
The idle air bypass was plugged, and the throttle...

The idle air bypass was plugged, and the throttle plates drilled instead?

I don't understand that AT ALL.

I have seen Q-Jet throttle plates with drilled holes--almost certainly OEM, although I...
Forum: Pontiac - Street 12-10-2023, 09:13 AM
Replies: 60
Views: 7,313
Posted By Cliff R
Thanks Kenny. I survived the party even though I...

Thanks Kenny. I survived the party even though I got into some Bulliet 10 year over ice and Evan Williams Egg Nog topped with whipped cream and fresh ground nutmeg......YUMMY!...
Forum: Pontiac - Street 12-09-2023, 09:32 AM
Replies: 60
Views: 7,313
Posted By Cliff R
Thanks guy for the kind words. Have been away...

Thanks guy for the kind words. Have been away for a few days, BURIED in parts orders which is unusual for this time of year. Things usually slow down from around Halloween till after the holidays,...
Forum: Pontiac - Street 12-06-2023, 10:02 PM
Replies: 60
Views: 7,313
Posted By Sun Tuned
Cliff Ruggles

Just wanted to say, Thanks to Cliff, for being there when needed.

No, he didn’t pay me 5.00 to post this, and no it’s not a paid advertisement. I don’t usually post stuff like this, but this one...
Forum: Pontiac - Street 12-05-2023, 10:04 PM
Replies: 80
Views: 5,048
Posted By shaker455
Okay, any snow in MO?

Okay, any snow in MO?
Forum: Pontiac - Street 12-05-2023, 09:35 PM
Replies: 80
Views: 5,048
Posted By shaker455
You get a note back from SMI?

You get a note back from SMI?
Forum: Pontiac - Street 12-03-2023, 09:13 PM
Replies: 80
Views: 5,048
Posted By shaker455
I would say no at this point. That's something...

I would say no at this point.
That's something you can test at a later date, for now get it running right.
I found the carb responds better fully divided
Forum: Pontiac - Street 12-03-2023, 07:33 PM
Replies: 80
Views: 5,048
Posted By shaker455
Your intake is fully divided so cut your 4-hole...

Your intake is fully divided so cut your 4-hole gasket to match the intake as the 4-hole will have unsupported sections.
I do prefer the air gap intake over standard RPM
Forum: Pontiac - Street 12-03-2023, 02:01 PM
Replies: 80
Views: 5,048
Posted By shaker455
Nice job guys! I did a 383 awhile back, strong...

Nice job guys!
I did a 383 awhile back, strong runner!
Forum: Pontiac - Street 12-03-2023, 02:00 PM
Replies: 80
Views: 5,048
Posted By shaker455
Nice job guy! I did a 383 awhile back, strong...

Nice job guy!
I did a 383 awhile back, strong runner!
Forum: Pontiac - Street 12-03-2023, 11:08 AM
Replies: 80
Views: 5,048
Posted By shaker455
474, Any updates? :popcorn:

474,
Any updates? :popcorn:
Forum: Pontiac - Street 12-03-2023, 10:27 AM
Replies: 80
Views: 5,048
Posted By 78w72
I recall reading the article rocky rotella did...

I recall reading the article rocky rotella did comparing a later year SR HO intake to a 71 production one, he mentioned the change happened in 72 so all 72 production and later year SR alum intakes...
Forum: Pontiac - Street 12-03-2023, 09:58 AM
Replies: 80
Views: 5,048
Posted By steve25
The factory did the same with the Ho Intakes like...

The factory did the same with the Ho Intakes like what they intensional did in the 72 Ho heads exh ports to kill off some high lift flow and pick up low lift flow to give the motor better every day...
Forum: Pontiac - Street 12-03-2023, 08:02 AM
Replies: 80
Views: 5,048
Posted By Cliff R
Correct. When I tested MSD distributor with the...

Correct. When I tested MSD distributor with the 6AL box there was a really nice improvement in how quickly the engine started in very cold weather and I actually saw a tiny bit more vacuum at idle...
Showing results 1 to 25 of 222

 
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