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Automatic Mazda Miata Engine

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#1
AW33COM

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You guys know if the engine from the Automatic Mazda Miata 92 1.6L can be used, and specifically, is it the same engine? I would use my old ECU.

#2
Jim Boemler

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It's not the same. As I recall it's got lower compression and different cams. Generally useless, except for some spare parts.

#3
Jim Drago

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I think other than the cams.. you are OK to use it
Jim

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#4
Jim Boemler

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My manual shows the manual with 9.4:1 compression, and the automatic with 9.0:1. Not sure which components change, though (it'll be either pistons or rods, or perhaps both). Are you suggesting the CR difference is an error, Jim?

PS: there are a number of drivers locally who I would encourage to use an auto engine, but they all seem to finish ahead of me. ;)

#5
AW33COM

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Cool. Thanks.





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