Pontiacs did not have "big" or "small" blocks. Your '68 could have come with a 350 or a 400 cubic inch motor.
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∙ 14y agothere is no such thing as a big block 350
There is no such thing as a big block 350.
There is no Big block or small block in Pontiacs. They were the same size. "67 did have the 400 and 400 HO available for the Firebird.
The 350 engine is a small block, not a big block.
No such thing as a 350 big block.
How much "what" does a 350 big block have?
First of all is that a 350 is not a big block. It is a small block.
The 5.7 liter 350 cu. in. Chevrolet V8 is a small block. There is no big block 350.
There is no "small block" , "big block" with Pontiac engines. The physical size is the same from 326ci to the 455.
no
first off a 350 is not a big block, its a small block, and its 195 bhp.
Pontiac uses same block no small or big, Chevy describes their engines small or big