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stock studs are fine on a BBC, use the money saved on needle bearing rockers, using 45 year old ball rockers is foolish, have you tuned the...
which GM manifold are you using? is it square bore only for carb?
the head with dual intake mounting flanges and 68cc chambers seems like a marketing concept: oh, we can sell it to people with centerbolt valve...
biggest problem with SBC that old is timing set and cam lobes worn out, not easy to fix but probably 30 hp increae from just replacing with stock...
use inexpensive Promaxx 200cc heads with 72cc chambers and use the money saved on a 2 piece cam cover and adjustable cam drive, then you can dial...
Autotec has -20cc d-cup pistons, consider using the Crower cam saver lifters
why won't your 454 carb and dist work?
why would anybody assemble a short block like this? should have stopped after the first piston installed, who knows what else is mismeasured...
what is the model number of the bad coil?
