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About 450.

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13y ago
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6mo ago

A small block 400 engine typically weighs around 550-600 pounds, depending on specific components and modifications.

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Q: How much does a small block 400 weigh?
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How much does iron small block Chevy weigh?

Pan to carb. 350, to 400 lbs.


How mush does a small block 400 Chevy weigh?

Around 550.


How much does a Chevy 454 short block weigh?

260lbs


How much horsepower does a 400 small-block have cast number 3951509. out of a 77 4x4?

The original horsepower for a 400 small block, cast number 395-1509, was 295. The 400 small block engine had many variations resulting in different amounts of horsepower.


What is the cylinder bore on a 400 small block?

a 400 small block Chevy has a 4.125" bore.


How much horse power does a small block 400 have?

that all depends on the year of the engine.


What year did they stop making the 400 small block Chevy?

1981 was the last year the 400 small block was made.


How much power does a Chevy 400 sb have?

A 400 small block can run from 350hp to 400hp just depends what your running with it.


Will a transmission from a 400 small block fit a 350 small block?

Yes.


What is the firing order for Pontiac 400 engine both small block and big block?

The firing order for the Pontiac 400 engine is that the small block powers the big block.


How much is a 1972 Chevy small block 400 worth?

The 1972 Chevrolet small block 400 cubic engine value is dependent upon the condition of the engine. The value of a running engine is approximately $500.


Is the 400 a small block or big block?

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.