I can suppy good second hand double din units with band expanders thru work if you are keen.Some are Mini Disc/CD others are Cassette/CD,
I would give a 30 day warranty as well.
Contact me at Mazline Partsworld,
Hope this post is ok to help someone out .
Thanks
Mark(Brownie) Brown

Hope the site explained it for you,I was reading a old Miata magazine today compareing them with a couple of other brands and they reckon there was a difference around the 3200rpm mark in torque,by seat of the pants feeling but not really any positive proof and there words "They look hot" and very h...

"NYOLGY" leads are what they are and they hand build them at around $100 a lead !!,Your've got a cool set of leads there.

In the early days Mazda did shoehorn the JE V6 motor in one ,I did have a magazine showing it ,used a RX7 box and rear end ,Rover V8 would be good for weight issues as it's quite light.