Thread: cast iron intake

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Originally Posted by hpwdboss1

Did Chevy ever build a performance 4bbl intake for the big block made of cast iron? I have a project to build that requires all cast iron blk, heads, and intake. If they built one, was it a spread bore or square? Be nice if it's a square bore. Appreciate any help I can get.

Perry Hanlin
40 years of tractor pulling
home of the "Circle H Tractorworks"

I actually have one sitting in my basement. Took it off my vette 25+years ago-and the front end lifted up an inch!!!

It's a hi-rise Q-jet set up-oval port. The casting number looks to be 6833948.

Richard