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502 into C5?

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Old Jul 6, 2003 | 06:53 PM
  #1  
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Default 502 into C5?

Hey all,

So, is this a possibility with the crate motor? If so, what's involved & can we use any stock driveline components?

Thx!

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Old Jul 6, 2003 | 07:01 PM
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Default Re: 502 into C5? (dads01dream)

It's possible: http://forums.corvetteforum.com/zero...969165#4969165
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Old Jul 6, 2003 | 07:48 PM
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Default Re: 502 into C5? (dads01dream)

Hey all,

So, is this a possibility with the crate motor? If so, what's involved & can we use any stock driveline components?

Thx!
As long as you don't have tough emission testing in your state.
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Old Jul 6, 2003 | 09:32 PM
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Default Re: 502 into C5? (dads01dream)

Damn! :eek:

:thumbs: :cool:
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Old Jul 6, 2003 | 10:35 PM
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Default Re: 502 into C5? (snide)

Why would you want to add all that extra weight? Why not bore and stroke your LS1?
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Old Jul 6, 2003 | 11:00 PM
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Default Re: 502 into C5? (dads01dream)

yes, it can be done.
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Old Jul 7, 2003 | 01:16 AM
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Default Re: 502 into C5? (dads01dream)

502? Why go with just another "small block"? What about one of the new ZZ572 or ZZ620 engines?

620 HP @ 5500 RPM, 650 ft lbs @ 4500 RPM, 9.6:1 compression, 92 octane recommended. See page 47 of your 2003 GM Performance Parts catalog. :)
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Old Jul 7, 2003 | 03:50 AM
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Default Re: 502 into C5? (mapman)

502? Why go with just another "small block"? What about one of the new ZZ572 or ZZ620 engines?

620 HP @ 5500 RPM, 650 ft lbs @ 4500 RPM, 9.6:1 compression, 92 octane recommended. See page 47 of your 2003 GM Performance Parts catalog. :)
The ZZ502 is a big block. The two you mentioned are the next evolution of the ZZ502. I believe they used better parts on the top of the motor on both, the 572 is 10:1 on street gas and the 620 is 13.6:1 on race gas. I agree that I would probably go with an aluminum 429 small block first, but I would love to see how one of the big blocks work out if anyone does one!

If any of my numbers are off, anyone feel free to correct.
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Old Jul 7, 2003 | 04:49 AM
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Default Re: 502 into C5? (IFLUBYU)

... The ZZ502 is a big block. The two you mentioned are the next evolution of the ZZ502. ....
I realize the 502 is a big block, the "small" block comment was my attempt at humor given the 572/620 sizes. Sorry for any confusion.


[Modified by mapman, 4:11 AM 7/7/2003]
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Old Jul 7, 2003 | 10:32 AM
  #10  
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Default Re: 502 into C5? (dads01dream)

I wonder how much all aluminum big block weights. :) Probably not THAT much more than an LS1. I know Danovan makes aluminum blocks for BBC.
Also I don’t see a reason to make it a 502ci If you’re putting a big block might as well punch out to like 540ci :D

I know street 540ci BBC can put out 700-800HP on pump gas and everything w/o braking a sweat.

Still, to shoehorn one into C5 most likely a ridiculous project :eek: and I doubt it’s worth it.
If GM only made a factory fit Ls1 style big block :rolleyes: …..we can always dream…..
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