well i am finially going to do a head & cam swap on my dd and i am just trying to finialize all the details. my combination is going to consist of 5.3L(862) heads, comp er265 on 114(.522/.529 w/ 1.7 rocker and 212/218 duration @ .050"). i am going to be using 1.8 rockers so i am just curious if anybody has any suggestions on what pushrod length i should use, and does anybody have any valve spring recommendations. thanks for any help and advice