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.
i have a 6.0 oem ported heads 414ci the block is o-ringed. what head gaskets should i use 4.06 bore, i used cometics, without the o-ring installed as i was advised but that did not work.