TPI Tuned Port Injection discussion and questions. LB9 and L98 tech, porting, tuning, and bolt-on aftermarket products.
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need help!!!

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Old Dec 31, 2009 | 02:35 AM
  #1  
robg91z's Avatar
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From: Laredo, TX
Car: 1991 Camaro Z28
Engine: 350ci TPI
Transmission: built 700r4
Axle/Gears: 4th gen rear end
need help!!!

ok guys i have a 91 z28 350ci. i recently bought a bbk afpr and i wanted to know ...before i install it... if i have to have an aftermarket fuel pump so it can be save to boost up the psi to 50?

thanks !!

Last edited by robg91z; Dec 31, 2009 at 02:48 AM.
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Old Dec 31, 2009 | 07:30 AM
  #2  
Viprklr's Avatar
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From: N. Illinois
Car: 92 GTA/ 00 TA
Engine: 383/350
Transmission: 700R4/T-56
Re: need help!!!

The stock pump has the capacity for 50 psi.
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Old Dec 31, 2009 | 09:04 AM
  #3  
rgarcia63's Avatar
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From: Houston, Texas
Car: 88' IROCZ
Engine: 388 TPI Motown 350 Race block
Transmission: 700R4
Axle/Gears: 2.77
Re: need help!!!

Originally Posted by robg91z
ok guys i have a 91 z28 350ci. i recently bought a bbk afpr and i wanted to know ...before i install it... if i have to have an aftermarket fuel pump so it can be save to boost up the psi to 50?

thanks !!
Why do you need 50psi?
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