As many regular readers know, I'd had my Megasquirt MS1/Extra Rover V8 started within a couple turns of they crank. The next evening, with the wiring on the idle valve I tried again. Absolutely nothing. It didn't even try to start.
To successfully use a Megasquirt you must use Tuner Studio to calibrate all your sensors. For a Rover V8 4.6L P38 the Coolant Temperature Sensor CTS has detailed calibration information available. Although the default Saab(Bosch) values are a great start.
I've been looking into fitting Rover V8 Twin Throttle Bodies. Rover did it on a limited number SD1 Vitesse's. I wanted to modify a Thor Manifold; for it's looks and height; to twin plenums. I've done some calculations.
There’s been a lot of work getting my Rover V8 Megasquirt engine from ‘looking’ ready to actually ready to start. The headers weren’t bolted on, the battery was from a car I scrapped in the 90’s and my cheap fuel… Read More »Rover V8 ExtraEfi Megasquirt – Will it run?
My Megasquirt ECU V8 project is getting close to the point of turning the key. I decided to tidy the wiring and EMI shield the ECU.
Putting a Rover V8 and 4wd into a Locost was always going to take a long time. Finishing the wiring and the plumbing seems to have taken forever.
A Megasquirt ECU requires a 36-1 trigger input. Many people fit a trigger wheel to the front pulley, however I wanted to use one similar to a Range Rover P38 automatic flex-plate or a 4.0 Discovery Manual flywheel.
I’ve been working on the Megasquirt ECU for my 4.6 P38 Rover V8. Progress has been slow, partly because it’s summer but mostly because everything I do seems to get double and triple checked. If you’re fitting a Rover V8… Read More »Rover V8 MegaSquirt P38 4.6 – extraEfi – 2
The original plan was to utilise a John Earle Engineering tweaked ECU, but along came a bargain cheap MS1 Rover V8 Megasquirt made by extraEfi previously fitted to a 4.6Litre Stag. A separate purchase gave me various hoses, brackets and… Read More »Rover V8 MegaSquirt P38 4.6 – extraEfi