Vega Time,AGAIN!!! Now going twin turbo...

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Re: Vega Time,AGAIN!!! Now going twin turbo...

Postby prochargeroldsmobile » Mon May 05, 2014 1:21 pm

First the fuel bowls http://www.superiorairflow.com/ his name is Gordon Bishop and he has a bad as AMC that is featured in an earlier car craft look that up.
We have done all your misstakes leaned out and breakdown
A sugestion on the fuel demand:
buy a cheap catchtank up front 1 or 1/2gallon or so and if you have a red holley pump that feed that from the back, or keep the bad BG in the back
Because consider G-force on all that fuel that has to go all the way from the back under hard accelration.
And hook the catch tank to your new Holleypump and the regulator and feed the carb with 2 AN-8
You will never make it with one needle, you will get lean again and break the engine, i promise you that for sure. it doesnt matter if you go for 150 needle its not enough anyway.

Its crazy but my carb is for sale maybe i send back to you and you have almost bolt on power!!! and safe...

Keep the big heads with 230 runners didnt you have two of those? And keep the compression, dont lower it
I do run 9:7 in compression with 35 degre timing no problemo.
E-85 has 105 octane
I will try to post a youtube clip on my friends that has a Opel stationWagon with a SBC Dart 400 and procharged pushing 25-27 psi they make 8,25 @ 153 mph @ 1/4 mile
they have the same setup as me with the same carb and catch tank, they have been Champ for 3 yers in a row in Sweden with blowthrough and E-85.
Watch the youtube clip on my thread here on the project journals
regards from Bjorn in Sweden
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1975 Oldsmobile Starfire


Re: Vega Time,AGAIN!!! Now going twin turbo...

Postby megavega » Mon Jul 14, 2014 9:08 pm

great info on the fuel pumps and feeds, I will be traveling down this road soon, but no where near that much boost. Just gonna play with my junk on the street :( . Keep up the good work Rick :th:
1972 hatchback, 28,000 orig miles, 427BBC/twin T4 turbo's/T56 six speed/big wheels, lowered down pro touring style-work in progress....

1973 vega wagon-under the blue flame knife.
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1972 Chevrolet Vega Hatchback

Re: Vega Time,AGAIN!!! Now going twin turbo...

Postby Rickracer » Tue Jul 15, 2014 10:44 am

Just for a little update, I went with the new Holley Dominator fuel pump, 12-1800, got the new motor together, ($100, FRESH, cast crank, 2 bolt, hyper flat top .040 over) short block, with the W/P S/R Torker heads I ported on it, and it sounds every bit as good as the "good" motor. Should be heading to the track this weekend.... 8)
Rickracer
ASE Master Auto Technician, 36+ years
'76 Vega Notchback, Twin Turbo 355/TH350 (soon to be a Powerglide w/Brake), 4 link, Koni Coilovers, 3.50 geared 9" w/Spool & Moser Axles, drag only, best all motor 1/8 mile pass to date, 6.90@99mph, 6.57@107.0 on a 60 shot, Best 1/4, 9.66@139.78, still tuning...
Project Album: http://s68.photobucket.com/albums/i4/Ri ... 20Begins/'
93 S10 RCSB, Hyd. Roller Vortec head 363 ci SBC, 2800stall lockup 700R4, LS Front Brakes, Narrowed F*rd Exploder 8.8 disc brake 3.73 posi rear, 8.0s@89 mph, (all motor, haven't sprayed it yet...)and tows the Vega to the track too
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1976 Chevrolet Vega

Re: Vega Time,AGAIN!!! Now going twin turbo...

Postby Rickracer » Wed Mar 30, 2016 3:31 pm

Wow, been a bit since I've been here!! Time flies I guess! Did some 10.0 passes with the spare motor, popped a head gasket due to carb problems, and just haven't had any ambition to fix it yet, aside from changing the oil and taking all the coolant out. I really want to build a 377 with an aftermarket or Bowtie block and see if I can make 1000 hp.

Found the only known vids of my old 427 Vega at the track:
Image

Image

Image

The date on these is correct BTW, :mrgreen:
Rickracer
ASE Master Auto Technician, 36+ years
'76 Vega Notchback, Twin Turbo 355/TH350 (soon to be a Powerglide w/Brake), 4 link, Koni Coilovers, 3.50 geared 9" w/Spool & Moser Axles, drag only, best all motor 1/8 mile pass to date, 6.90@99mph, 6.57@107.0 on a 60 shot, Best 1/4, 9.66@139.78, still tuning...
Project Album: http://s68.photobucket.com/albums/i4/Ri ... 20Begins/'
93 S10 RCSB, Hyd. Roller Vortec head 363 ci SBC, 2800stall lockup 700R4, LS Front Brakes, Narrowed F*rd Exploder 8.8 disc brake 3.73 posi rear, 8.0s@89 mph, (all motor, haven't sprayed it yet...)and tows the Vega to the track too
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Location: Kissimmee, Florida

1976 Chevrolet Vega

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