Up for bid i a new set (2) of Mopar Performance W2 cylinder heads P4529446. These are the last and the best W2 castings Mopar Performance made. They are 70cc open chamber. They come with a factory three angle valve job. They have the best ports and are reinforced around bolt area to make them stronger than previous casting. New valves, springs and retainers are readily available from various manufactures as well as intake manifolds.. Harland Sharp, T&D, Jesel and others make excellent roller rockers for this head. Just what any high output small blocks need, especially the stroker ones. As with all my parts these are sold as is no return. Shipping quoted is for each head so shipping will be x2. Wait for invoice before you pay. Take a look at my other parts for sale.