When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
My 289 has a stock bottom end but I installed Edelbrock performer heads 1.6 roller rockers hardened pushrods isky 270 cam double roller timing chain stock fuel pump but went with an elec.fan & Water pump,from what I herd installing my heads lost me 1/2 a compression point so this shouldnt be so bad with the SC