290 Is the gm spec around 410lbs of tourqe
A lot!
A 350 is a small block and all the engine parts are small. The 454 is a big block and everything is big. Nothing will interchange.
it is an engine
The undressed weight is about 700 lbs.
Which head bolts need asealant applied to them on a 454 big block?
pretty much any 454 exhaust manifold will fit
No. The bore, and stroke determine the cid. And they are different on these two motors. The 454, has a longer stroke.
No, They won't even begin to fit. 454 is a BIG block and a350 is a small block.
The 454 it would have better acceleration
There is such a thing as a 454 truck engine, also 454 passenger car engine.
yes
Yes it will