Surely if that's the case, the OP with a 1641 + 34 ICT's won't be far off 70-75 HP also?
Might need a better exhaust if still running stock, but that's about all?
I've not done many more changes than the OP, I've only got 1.25:1 rockers because I'm using 33/30mm small valve Mexican EFI heads...