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General Forums => The Mess Hall => Topic started by: Complete Loser on June 11, 2010, 11:29:23 AM

Title: Ez EFI TPI Retrofit
Post by: Complete Loser on June 11, 2010, 11:29:23 AM
Has anyone here used any of FAST's stuff?
http://www.fastmanefi.com/EZEFI-port_injection.htm
I have a TPI small block and all the TPI stuff except the harness and brain. I have been looking at this. Gonna drop it in the jeep if i can get enough info on this stuff.  :thumb:
Title: Re: Ez EFI TPI Retrofit
Post by: Complete Loser on June 13, 2010, 09:39:21 PM
what would be the possibility of mating a small block to the ax5 tranny? Could i get a bell housing for the chevy?
What about the clutch assembly? What in the world would i do there?

I understand once i make this swap i wont be allowed to post here anymore.  :nono:  So this decision weighs heavily on my soul.    ;)
Title: Re: Ez EFI TPI Retrofit
Post by: sharpxmen on June 13, 2010, 10:15:21 PM
what would be the possibility of mating a small block to the ax5 tranny? Could i get a bell housing for the chevy?
What about the clutch assembly? What in the world would i do there?

I understand once i make this swap i wont be allowed to post here anymore.  :nono:  So this decision weighs heavily on my soul.    ;)

chevy 6cyl is identical for the bellhousing pattern. You can get a 220HP 3.4L v6 to mate right up to the ax-5, not sure how it will hold up though. you'll also need to figure out the clutch

as far as a v8 goes from what i know you'll need an adapter for that but it's been done so theres should be some readily available.
Title: Re: Ez EFI TPI Retrofit
Post by: FourbangerYJ on June 13, 2010, 10:24:08 PM
AX5 behind a V8 is a waste of time and money if it's possible. There has been many failures behind the 2.5L.
If your gonna do a motor swap the best thing would be to get the tranny too.
Title: Re: Ez EFI TPI Retrofit
Post by: sharpxmen on June 13, 2010, 10:34:46 PM
AX5 behind a V8 is a waste of time and money if it's possible. There has been many failures behind the 2.5L.
If your gonna do a motor swap the best thing would be to get the tranny too.

+ the t-case and rear axle
Title: Re: Ez EFI TPI Retrofit
Post by: FourbangerYJ on June 13, 2010, 10:51:47 PM
+ the t-case and rear axle

The list goes on  :lol:
It's cheaper to keeper!  :blbl:
Title: Re: Ez EFI TPI Retrofit
Post by: Jeffy on June 14, 2010, 12:30:02 AM
Strangely enough AA makes an AX-5 to Chevy bell housing but you're paying $500 to keep the AX-5.  Just swap out to whatever transmission is on the engine and call it good.  Be it manual or auto.
Title: Re: Ez EFI TPI Retrofit
Post by: Complete Loser on June 14, 2010, 12:32:02 AM
I see.
Will my NP231 fit a 5spd gm or similar? I currently dont have any manuals.
Title: Re: Ez EFI TPI Retrofit
Post by: sharpxmen on June 14, 2010, 12:53:22 AM
I see.
Will my NP231 fit a 5spd gm or similar? I currently dont have any manuals.

your 231 is a 21 spline input which is an AX-5 exclusive from what i know. Anyway, probably look for a tranny that comes with a t-case, would most likely be beefier than the 231 you have (at least the chain i think).
Title: Re: Ez EFI TPI Retrofit
Post by: Jeffy on June 14, 2010, 12:19:08 PM
I see.
Will my NP231 fit a 5spd gm or similar? I currently dont have any manuals.
No, not without an adapter.  GM use 5 bolt patterns on their transfer cases while DOdge and Jeep use 6 bolt patterns.  AA sells adapters but again, you're paying around $500.  You'd be better off finding a 231-C with the 5 bolt pattern.
Title: Re: Ez EFI TPI Retrofit
Post by: Bounty Hunter on June 14, 2010, 12:49:48 PM
No, not without an adapter.  GM use 5 bolt patterns on their transfer cases while DOdge and Jeep use 5 bolt patterns.  AA sells adapters but again, you're paying around $500.  You'd be better off finding a 231-C with the 5 bolt pattern.
You mean 6 bolt on Dodge and Jeep.  I know, just a typo.

You're better off finding a GM v8 with the transmission and transfer case already attached, hell buy an entire parts vehicle if you can.  It sure does save a lot of money over buying adapters to billy-bob things together.
Title: Re: Ez EFI TPI Retrofit
Post by: Jeffy on June 14, 2010, 05:28:03 PM
Sorry about that, yeah, 6-bolt.

Considering you'd be spending anywhere from $500-600 on an adapter to mate an engine to the transmission and another $5-600 to mate the transmission to the transfer case, I would suggest going with a matching pair and not dealing with adapters all together.