Carburetors Carb discussion and questions. Upgrading your Third Gen's carburetor, swapping TBI to carburetor, or TPI to carburetor? Need LG4 or H.O. info? Post it here.

Anyone running carbed vortec in their thirdgen??

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Old 01-14-2013, 09:24 PM
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Car: 89 RS, 92 Z28
Engine: 305 TBI, 350 TPI
Transmission: 700R4 Both Cars
Axle/Gears: 3.23 Posi.. 4 wheel disc both cars
Anyone running carbed vortec in their thirdgen??

Just got a 1998 5.7 vortec, for my 89 RS, am freshening it up , and running a RPM airgap, and holley 750.. Got all the bolton goodies..Wondering what kind of results to expect ..700r4, 3.23 posi, and car has been on a diet...Not sure on cam selection yet, any ideas?? Running a 2500 stall..so whats the verdict on the vortecs??? Thanks...
Old 01-14-2013, 09:57 PM
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Car: 82 S10, 83 280ZX, 84 Z28
Engine: 355 smallblocks..na, 2.8 turbo
Transmission: 85:th350, 84:700R4
Axle/Gears: 85:ford9 4.85, 84:stock 3.24
Re: Anyone running carbed vortec in their thirdgen??

I liked mine. Had good top-end and bottom..felt like. I've been running Dart heads since 2005 though.
Old 01-14-2013, 10:12 PM
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Re: Anyone running carbed vortec in their thirdgen??

Originally Posted by Gallileo60
Just got a 1998 5.7 vortec, for my 89 RS, am freshening it up , and running a RPM airgap, and holley 750.. Got all the bolton goodies..Wondering what kind of results to expect ..700r4, 3.23 posi, and car has been on a diet...Not sure on cam selection yet, any ideas?? Running a 2500 stall..so whats the verdict on the vortecs??? Thanks...
Ran one for years. 12.5 seconds @ 3800lbs.
Old 01-15-2013, 12:13 AM
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Car: 1992 Camaro RS
Engine: Vortec headed 355, xe262
Transmission: T56
Axle/Gears: 9-bolt 3.70
Re: Anyone running carbed vortec in their thirdgen??

Run an xr270, xr276, or LT4 hotcam. Those should get you into the 330-375fwhp range.
Old 01-15-2013, 11:09 AM
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Car: 1984 camaro z28
Engine: sbc 383
Transmission: Th400
Axle/Gears: Moser 9", 4.11 gear
Re: Anyone running carbed vortec in their thirdgen??

I've been 11.91 at 112.56 in the 1/4 mile. Check out my videos in my signature if you want to see anymore.
Old 01-25-2013, 06:41 PM
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Car: 89 RS, 92 Z28
Engine: 305 TBI, 350 TPI
Transmission: 700R4 Both Cars
Axle/Gears: 3.23 Posi.. 4 wheel disc both cars
Re: Anyone running carbed vortec in their thirdgen??

Thanks for all the replies
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