You are bidding on a pair (2) of Mopar Stage VI big block mopar heads Part #4532134. They are brand new, never been installed on an engine. They are raised intake and exhaust port heads to promote high flow. Capable of well over 300cfm intake port flow with porting, and are a huge power increase over factory heads right out of the box. These heads fit RB engines 413-426-440 cu. in. engines and B block engines 361-383-400 cu. in. engines. They are also perfect for stroker motors around 450 to 470 cubic inches. The buyer is responsible for verifying the fitment of parts to their application.
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