904 race build

So removed trans this morning.Pulled vb and saw jc punched in this vb.Could this be john cope?I bought this new 28 years ago.
The reason I brought up modifications to the pump is a&a and cope either sell or list this in 904 trans they sell.Thanks

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"JC" = Joe Chrisman of TranZact of Indy. He made valve bodies for TCI as well.

If it is a Rev Manual VB, the TCI equivalent is model 121700.

That's what I'm finding.