C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Best performance upgrade Combo

Old Mar 21, 2018 | 06:42 AM
  #1  
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Default Best performance upgrade Combo

Ok is this the best combination for my 91 stock (700r4):
- Edelbrock Pro-Flo XT
- Edelbrock Fuel Rails
- Edelbrock TB (90mm)
- Lingenfelter Cam 219
- AFR Heads 180 or 195cc (or??)
- 1.6 RR
- Torque Convertor 2500
- Hooker Headers (2149) -Y pipe 16720
- Borla Exhaust (3”) no cats

and if it is what would be the gain, will that get me to 350+ rwhp? And where to start first top or bottom?
TIA
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Old Mar 21, 2018 | 11:28 AM
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I haven't seen a ton of dyno results on the Pro-Flo, but it looks like a Holley StealthRam so it should be similar.

This engine will remain a 350ci? I could see you getting to your goal. If I remained a 350 and intended to stay there, I might stick with the AFR 180, but I personally chose the 195. It will also allow you to keep the same heads should you go 383 or larger someday.
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Old Mar 22, 2018 | 05:10 PM
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..... I don't believe that the Pro Flow with a Throttle Body will fit under a stock Corvette hood ... I'm sure if any CF members know differently they will chime in .....
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