94-95 are SFI dual heated O2 sensors, dual knock sensors and OBDI and excellent XDF and ADX for TunerPro. No chip, flash PCM with $20 Winflash program from TunerCat.

Just have to figure out how to...

My research has shown just that. Early 1994 had the drive gear change but did not have the vent but was a dealer recall to do so. I have that paperwork with my car from dealer as it was upgraded to...

Thank you for for clearing that up. Strange though they had OptiSpark distributor, which I know had some slight mechanical differences. I'm wondering if the sensor wheel was the same? It seems to be...

Yup!
http://www.msdperformance.com/product.aspx?id=4685

Yes the ignition module he is talking about is the EST. It is the module inside the EFI small cap distributor. You can also use your MSD 6a box with it.

Got me? Have you traced the wires back to PCM? Wiring diagrams are here:
http://www.gearhead-efi.com/Fuel-Injection/showthread.php?335-16188051-and-16181333-PCM-Information-EE-EEB

This covers wiring of MSD 6a in all applications including installing it in a stock EFI system.

I agree. Someone sent him here for information as what he was getting elsewhere was mis information. I don't think he knows yet what his goals are other than EFI, he got a LT1 harness PCM and parts...

You can keep that set up as the MSD 6a has a tach signal that is square wave to send proper signal to ECM to fire injectors. No ECM timing control. Or trigger an external EST module that is usually...

They will all run the motor. B body had PCM mounted left front under air filter box. Buick Raodmaster would have some extra connections to Climate control. You could use this to read codes etc... get...

I saw that poor guy helping out another guy and he got banned for mentioning this site? That's a shame as all the bins and TunerPro files he was looking for are here and was told they don't exist......