Project:
1. Buy crate engine for said Mazda 3 turbo.
2. Unbolt existing engine in Mazda 6.
3. Replace with Mazda 3 turbo engine and PCM, rework exhaust..
4. Diddle the "as-built" to tell it you have a MTX.
The obvious question is whether #4 is in the PCM; it might not be, which would be a bummer...... Ditto on whether it will physically fit in the space and the mounts and gearbox will bolt up. I bet it does, however.
You could also wait for someone to wreck the Turbo 3 to get the engine from
1. Buy crate engine for said Mazda 3 turbo.
2. Unbolt existing engine in Mazda 6.
3. Replace with Mazda 3 turbo engine and PCM, rework exhaust..
4. Diddle the "as-built" to tell it you have a MTX.
The obvious question is whether #4 is in the PCM; it might not be, which would be a bummer...... Ditto on whether it will physically fit in the space and the mounts and gearbox will bolt up. I bet it does, however.
You could also wait for someone to wreck the Turbo 3 to get the engine from