I agree with everybody, I ran 340s for years hard to find a good block that sonics well, switched to a 360 ( Magnum ) block awhile back I like it better more torque and top end. Now running an R3 block with a 4 inch stroke, Indy 360-1 heads
68 Dart 410 / 904 92 D150 original owner 21 Ram 1500 Quad Cab, Big Horn , Hemi ,4x4 23 Audi Q5 16 Honda HRV