Changing carbs probably wouldn't add much if anything, but headers and dual exhaust could give 10 hp.
adding headers will allow engine to breath better and boost up horsepower but not by much, headers also make you vehicle louder with pipes.
The performance specifications at Chevy headers can be found at the nearest Chevy company that sells headers and have the specifications specified as well.
The headers for a 350 and 305 are the same.
No. The Pontiac headers will not bolt up to the Chevy small block.
block hugger headers
NO. Not even close.
Yep
no
"SBC headers" typically refer to shorty headers for a Small Block Chevy engine. These headers are aftermarket performance parts that are designed to improve exhaust flow, increasing engine efficiency and power output. They are often used in high-performance applications or custom builds.
The headers would be the same anyway, so you can order headers for the 83 and be all set.
yes you can. you must get headers for the exact application though.
yes