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Old Jan 19, 2013 | 04:08 PM
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Best way to increase performance and horsepower on a 1991 C4 240 HP..please help
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Old Jan 19, 2013 | 04:53 PM
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What is your goal?

Heads
Intake (Mini ram, Mod LT1)
Cam
Headers
True Dual exhaust
Stall converter
Gears
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Old Jan 19, 2013 | 06:23 PM
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Replace it with an LS. That is what I did to my 91.
!Mod It if you Got IT!
Replacing the L98 with an LSX ... My swap
http://forums.corvetteforum.com/c4-t...x-my-swap.html



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Old Jan 19, 2013 | 06:54 PM
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Best bang for the buck.... N20... but its not a constant.

Goals would def help people to point you in the right direction.
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Old Jan 19, 2013 | 08:35 PM
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Originally Posted by ch@0s
Replace it with an LS. That is what I did to my 91.
!Mod It if you Got IT!
Replacing the L98 with an LSX ... My swap
http://forums.corvetteforum.com/c4-t...x-my-swap.html



What was your costs to switch to a LS?
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Old Jan 19, 2013 | 09:06 PM
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Originally Posted by 1984crossfirefuelie
What was your costs to switch to a LS?
I have done all the work. It was about 5K.I made about 3K selling my old stuff.
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Old Jan 19, 2013 | 10:18 PM
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Read this. He is a Forum member and a mechanical engineer I believe.
http://temp.corvetteforum.net/c4/vader86/
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Old Jan 20, 2013 | 12:48 PM
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Originally Posted by popo8
Goals would def help people to point you in the right direction.
Goals and budget...just like ALL the "More power for my 'Vette?" threads. Goals and budget. Can't give GOOD advice w/o it.
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Old Jan 20, 2013 | 12:55 PM
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Originally Posted by Tom400CFI
Goals and budget...just like ALL the "More power for my 'Vette?" threads. Goals and budget. Can't give GOOD advice w/o it.

And Vader's site is full of win.
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