The Escort thermostat should fit the back of the sierra cvh head. You need to remove one of the core plugs, lower left as you look at the back of the head from memory, but offer up the thermostat and you should be able to work it out.
Yes the EDIS will fire without the Megajolt but it's fixed at 10 degree BTDC (I think.
I did cut and amend the rail to fit this setup. I will change to a zetec post IVA but I wanted the gearbox, prop etc to remain where they are so it's the only way to do it
J
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