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View Full Version : TBI to TPI


rscamaro89
02-06-2007, 06:20 PM
I'm getting ready to buy a 92 camaro with a 305 TBI and i want to convert it to TPI.
what all do i have to do to convert to tpi.

cotterpin
02-07-2007, 04:39 PM
buy a parts car and swap from there.. or just by a z28?

rscamaro89
02-08-2007, 03:04 PM
Im getting the camaro for 1300 bucks,
i just need to know if i have to change wire harness and or ecu

dream4ta
02-08-2007, 04:06 PM
i think you have to change everything. i might have a complete setup for sale if you r enterested just let me know

MrDude_1
02-09-2007, 07:47 AM
Im getting the camaro for 1300 bucks,
i just need to know if i have to change wire harness and or ecu

the complete intake assembly, wiring harness and ECM.


now that thats said... dont waste your money on the TPI intake... almost any other EFI small block chevy intake out there works better.

you can use the TPI wiring and ECM and control whatever EFI you want that way... or use any of a large list of aftermarket controllers....


but the TPI intake sucks.

rscamaro89
02-09-2007, 02:56 PM
How much would you want for your setup?
i want to go with a tuned port because my boss knows how to tune them.
i bought my first camaro from him and it has a 2.8 v6 and it will run 145 MPH in third.
we were just looking to see if i could keep the wire harness but oh well, painless makes a harness and i would get the ecm from howellefi.com.
they program the ecm to over look the MAF so you don't need one.
my boss can make them scream, he has a iroc he tuned and it does 200MPH.
thanks for all the help guys.

dream4ta
02-09-2007, 03:35 PM
sent u a pm

cotterpin
02-09-2007, 04:18 PM
145 in third? I think he knows how to play with the speedometer gear...
Unless thats a 3 spd tranny or that v6 revs to 10k ur not doing 145mph.. maybe 145km. Which would make perfect sense..

If your gonna stick with a 305 a tpi is great otherwise go with something else.. u can buy a TPI Z28 for about that price,, 4k for a nice one..