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Gas mileage on a ZZ-502?

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Old 12-13-2001, 08:26 AM
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Phoenix79
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Default Gas mileage on a ZZ-502?

Just wondering what the gas mileage was on a ZZ502. I WANT ONE!
Old 12-13-2001, 08:32 AM
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TireFryer30th
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Default Re: Gas mileage on a ZZ-502? (Phoenix79)

Yea...ZZ502 and gas mileage in the same sentence are kinda an oxymoron.

At best, maybe 10? I am just guessing here.

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Old 12-13-2001, 08:52 AM
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MELVIN
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Default Re: Gas mileage on a ZZ-502? (TireFryer30th)

I have the GM 502 , running it with a 68 tri power set up. Mind you, I dont have roller rockers, (the ZZ 502 does). Its about 10-12 MPG. If I disconnect the outboard carbs, about 15.
Old 12-13-2001, 09:04 AM
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Tom73
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Default Re: Gas mileage on a ZZ-502? (Phoenix79)

I hate to say it but a C3 bigblock, who cares about MPG :D That is not an issue with these cars. If you want gas mileage, then this is not the car for you. My stock LS4 gets 13.

With these cars I really think it is a competition to see who gets the worse mileage :rolleyes:

tom...
Old 12-13-2001, 09:24 AM
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Default Re: Gas mileage on a ZZ-502? (Phoenix79)

With my ZZ/502 dual quad setup, I get 15-17 highway mileage (running on primaries), believe it or not! Oh yeah, I also have a Richmond overdrive...... Around town, FORGET IT!
:yesnod: :crazy: :chevy :chevy :crazy: :yesnod:

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