www.MSruns.com read only forum (Jan.15,2018)

changes in the last year. -changed the 55mm TB to a dual 48mm corvette unit. -fabricated new intake piping from TB to air cleaner using styrofoam as a mold. -new belt tensioner, and upped boost from 12 -15psi since I started with MS, I have added a 3 small pcb's, to accomodate additional circuitry (...

here are the schematics of the additional circuitry I added to the MS

Over the winter, I converted to MegaSquirtnSpark, and added water injection (among other things). Am currently running 021u3, but plan on upgrading shortly to a more recent version with better idle control. I added circuitry to the MSD's and the Megasquirt, to do the wasted spark. I will include sch...

I have the engine running fairly well now. I still have a problem with the torque falling off faster than it should above 5500 rpm. Adjusting the mixture doesn't help, and I have checked a number of things with no luck.... Its time to put the car away for the year, so I will have to wait until next ...

I have completed the next phase of this project, which was to install a supercharger. Rather than purchase a supercharger kit, I decided to cobble together a system on my own. This allowed me to do things a little differently (I think better) and have saved a bunch of money as well. The system is bu...

Name : Greg Salt Vehicle : 1990/Mazda/Miata Engine : 1.8L I4 Injection : Port injection (stock 1990) Description : I upgraded the engine to a 96, 1.8L and am currently using the stock 1990 computer for spark, and idle control. I have the Megasquirt and the stock computer sharing a single temp senso...