Want to change cam....

[cucho]

Hii you guys im Julian the guy from mexico,ill be thinking to change my hyd. roller cam. I got 9:5 to 1 compresion, roush 180 cylinder heads ported 250 cfm intake at 550 lift and 190 cfm exhaust at 550 lift, single plane intake, msd ignition distribuitor, 6AL, 1 5/8 headers, 750 holley carb., roller rockers 1.6 ratio,and the cam that already have is a comp extreme energy with 224 in 232 ex duration at @.050, 555- 565 lift, 112 lobe center, advertised duration 274 in 282 ex.(part number 35-518-8)
And I want to change for other extreme energy this 232 in 240 ex duration at @.050, 565-574 lift, 112 lobe center, advertised duration 282 in 290 ex. (part number 35-522-8).
I use the car every day, ET 12.80 and 1.67 in the 60 fts.
I feel that the car need more duration at @.050.
What you guys think do you like that cam I accept other suggestions.
Thanks.