Lies. All you need is a bigger thermostat cover. I know. I have an EG. I also have several different thermostat coversyea but a lot of that work was custom. and look at the underside of that thing! spotless!
they didnt necessarily have parts overflowing the shelves for the SVX, so i could see it being pretty justafiable.
plus, sounds like they paid careful attention to the cavitating water pump on the motor which is a big modification in itself to get it right.