[AD removed for archives] ------------------------------------------------------------------- Claim your tickets to Universal Orlando now caacQ4Kb7yoMza/PermissionData ------------------------------------------------------------------- there are differing opinions on this. some think that 600-650hp is no problem. i'm of a different opinion from experience. the main caps start walking around at 550hp. i've done pro-gram cross bolts. i think they help but a mega block in my opinion is the right step for bottom end integrity. the pro-gram caps have to be align bored and a cross bolt surface machined in the sides of the main webs. the quality of machine work is important. if the center caps don't fit snug to the block at the cross bolts you'll have to go thru some shimming excercises to maintain crankshaft end play (crankshaft is another area of concern for blown engines). [Non-text portions of this message have been removed] [AD removed for archives] ------------------------------------------------------------------- Free recipes to get you in shape caacQ4Ob7yoMzf/PermissionData ------------------------------------------------------------------- ---- Please address private mail -- mail of interest to only one person -- directly to that person. I.e., send parts/car transactions and negotiations as well as other personal messages only to the intended recipient, not to the Clubhouse public address. This practice will protect your privacy, reduce the total volume of mail and fine tune the content signal to Mopar topic. Thanks! '62 to '65 Mopar Clubhouse Discussion Guidelines: http://www.1962to1965mopar.ornocar.org/mletiq.html. b7yoMz.