And so it starts... 340 build

340 @ .030 = 345 CID
Final compression ratio at 10.25-1 W/KB-243 pistons hanging on OE con rods, MP windage tray
Hyd. Comp cam, Cam duration @ .050 - 241/247 - .546 -108 Summit double roller timing chain
MP-HD rockers, Harland Sharp rocker hold downs, MP adjustable length pushrods
Stock Edelbrock heads, RPM-AG & 750
Summit racing 1-5/8 headers & “A” body 2-1/2 dual exhaust kit w/mufflers, second set are also the better Summit Racing true all the way through 2-1/2 turbo mufflers.
Pullies are March
Distributor JY junk. Need to get performance distributor.
Chain store Water pump, thermostat, plugs and wires, etc.. on the small parts...

Edel. 750 purchased cheaper than dirt from member @richmystery116 thank you very much my friend! Always great to hang out.

Again, sorry again to all for this thread starting out as a unknowing piston debacle into a full but still cheap rebuild, but, there you have in short.

Any HP guessing?
This engine will not be dyno tested. Just installed in a Duster w/a 904, custom pro torque converter and a unknown as of yet gear ratio. The 4.88’s on 28’s in there are not going to help much... LMAO
The car is all steel for now and gutted.