Big block "ECH" code

[Mark F.]

I don't have a big block numbers book. Can anyone advise what an ECH code engine is?

Thanks,

Mark

[Joe L.]

Re: Big block "ECH" code

Mark-----

I can't find any reference to the "ECH" suffix code ever having been used. "FCH" was used for 1984 trucks with 305 cid engine and 1990 trucks with 454 engine.

[Mark F.]

Thank you, Joe. *NM*