02-15-2002, 03:35 PM
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I'm a bonehead!
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Join Date: Oct 2001
Location: Where snow still flies,
Posts: 259
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Not Ranked
For altitude changes, you want a system that uses a MAP sensor.
Some systems' MAP is only read on startup, so if you startup in a valley and drive up a mountain, you may need to stop and restart the engine every so often in your climb. These are the 'cheaper' systems. The better systems continually read the MAP sensor to calculate the barometric pressure the engine is running under.
As for systems that look like carb's, Holley has several systems but I don't know a lot about them, they have a website.
As for the source of your engine. I think the factory does a good job on the 392, but this is just my opinion. If you go another route, it always ends up more expensive and more difficult to place blame if something isn't quite right...was it the part, installer, installation procedure, combination with other parts. From the factory, with no changes, just bolted in, if there's a problem, it was a problem from the factory, period. And Ford is usually pretty good (but no guarantees) about taking care of problems. Others may/will have different opinions and experiences I'm sure.
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