The 400 Chevy small block motor should have approximately 390 horse power. It should have 427 foot pounds of torque.
a 400 small block Chevy has a 4.125" bore.
The 400 Chevy is a small block engine. The 400 BIG BLOCK Chevy does not exist! 402 big block Chevy does. it seems in the early 70s Chevy put 402s in their pick ups and they had 400 badges. this opened the can of worms known as the non-existant big block 400.
Are you asking how many freeze plugs are in a small block 400? If you are it varys, could be, 8 could be 10 depending on which casting you have. I hope this answers youre question.
1981 was the last year the 400 small block was made.
413
19'
It was in the Impala/Caprice, later Chevelle's, and pick up trucks. It was considered a high torque motor. Not high performance.
350 and under are small blocks. There is also a 400 small block but there is a 400 large block. 396 and up are big blocks.
Yes
Around 550.
Yes.