Already preemptively purchased one, but the "sunbird only $58" and the $59 have 'flags' for 1 bar/2bar, and $59 has an additional flag for 3 bar and 3.2 bar :). Thank you for all the help 1P2M! I...

Thank you so much for answering the trigger wheel dilemma. There has been so much misinformation about that out there. Anyways I contacted Moates , they have a board that bypasses the memcal (the...

1Project2Many,

Naw testing is what I'm interested in! It looks like there's still hope after reading 6 shooters thread.

Now questions about starting tuning. The old computer, 1227748, had a...

So if i were to get the tuner cat quad 4 ecu file I would still have to design a new sensor wheel? (Not that it probably makes any difference, but between 87 and 91 they used this computer which is...

So i swapped over a 1227749 ECM. It runs and drives (barely), and paired it up with that short runner manifold I was building. Now to fix the bugs.

I am dealing with a quad driver error and low...

Standup mentioned sequential, that's what i meant. And sequential is what gm calls MPFI correct? Does the 1227727/30 do sequential injection? The reason why i want sequential is for gas mileage ...

First of thanks for all the help sofar,



I might be able to afford a different pre obd2 ecm. I've looked into the 1227749, which came on the 2.2 and the 2.0 turbo in the sunfire, but its batch...

Hello everyone,

This is my first home brew project so have mercy on me,

I have a wonderful iron puke from 1988, its in a Pontiac Fiero, and I am also young and poor (hence why i own a fiero). I...