Sound Decoder question

[canuck43]

Does anyone know of a "drop-in" Sound decoder that will fit the N-scale Kato Heritage SD70ACe's or one that will work with minimal rework of the engine.

Thanks

Bob

[Hamltnblue]

Here's a link to a thread similar to yours. http://www.trainboard.com/grapevine/showthread.php?t=117544