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goodwrench 350 mpg??

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Old

Nov 15, 2004 | 06:49 AM

#1

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Joined: Jun 2004

Posts: 445

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Car: 1991 pontiac firebird

Engine: 305 V8 flo-pro exhaust

Transmission: automatic 700r4 4speed

Axle/Gears: stock 2.73's :(

goodwrench 350 mpg??

hey yall i got a goodwrench 350 with the stock quadrajet carb how much mpg do they run?

Old

Nov 15, 2004 | 07:18 AM

#2

Supreme Member

Joined: Apr 2004

Posts: 3,067

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From: Staunton,illinois

Car: 1966 impala , 1998 sebring vert,1978 buick regal turbo, 1991 chevy silverado 3/4ton 4x4 lifted

Engine: 283, 2.5,3.8 turbo 350

Transmission: powerglide,auto overdrive, th350,4L80

Re: goodwrench 350 mpg??

Quote:

Originally posted by MoroteZ28
hey yall i got a goodwrench 350 with the stock quadrajet carb how much mpg do they run?

alot of it depends upon your driving habits

Old

Nov 15, 2004 | 09:33 AM

#3

Thread Starter

Member

Joined: Jun 2004

Posts: 445

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Car: 1991 pontiac firebird

Engine: 305 V8 flo-pro exhaust

Transmission: automatic 700r4 4speed

Axle/Gears: stock 2.73's :(

i usually just drive it home n to work i work night shifts so i dont really drive all around much i

Old

Nov 15, 2004 | 05:30 PM

#4

SchwarzCamaroRS

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Joined: Sep 2003

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From: Fallbrook, CA

i get about 16-18 city and over 25 all freeway with my goodwrench 350 with TBI

Old

Nov 15, 2004 | 06:12 PM

#5

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Joined: May 2004

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rear end gearing and transmission are going to make a huge difference on MPG, too, so, what do you have in your car?

Old

Nov 15, 2004 | 06:52 PM

#6

SchwarzCamaroRS

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Joined: Sep 2003

Posts: 1,281

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From: Fallbrook, CA

my setup is 350TBI, stock 700R4 and 2.73 non-posi rear = ave 20mpg

Old

Nov 15, 2004 | 08:42 PM

#7

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Joined: Jul 2000

Posts: 115

Likes: 0

From: Neptune City, NJ, USA

Car: 92 RS 25th Aniv. V8

Engine: 350 L05 TBI

Transmission: 700R4 Raptor

Schwarz, I pretty much have the same setup, and I get about the same..I do alot of highway driving, avg speed 75-80, and get almost 25 mpg...

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Old

Nov 16, 2004 | 12:45 AM

#8

Thread Starter

Member

Joined: Jun 2004

Posts: 445

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Car: 1991 pontiac firebird

Engine: 305 V8 flo-pro exhaust

Transmission: automatic 700r4 4speed

Axle/Gears: stock 2.73's :(

Quote:

Originally posted by kennyg
rear end gearing and transmission are going to make a huge difference on MPG, too, so, what do you have in your car?

i got a 350 goodwrench cabred with 3.23 gears n thats it stock exhaust with the stock qudra jet

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