Thinking Of A Cam Change Is This Anygood????

[DansBlown73Nordic]

I saw this in the SPAM....454 In a Blown Flatty. 6 psi boost. Sqaure port heads with porting. How would this cam be??
Chevy 396-454 Xtreme Energy Retro-Fit XR300HR Cam
PART #11-444-8 $363.67 NEW!
Gross lift Lift is .560int
.580exh
duration @ .006 300 int
306 exh
duration @ .050 248 int
254 exh
lobe separation 110.0 $200.00
Comp cams Hyd.Roller lifters:Less than 1 hr on them $300.00
I put them in and primed motor. Made two passes with them in.Then removed.
BBChevy Retro HYD RLR Pro Magnum Lifters
PART #887-16 $612.00 NEW!
Anybody have any thoughts?????

[ghittner]

If you have wet exhaust, watch out for reversion with the 110 centerline, can tend to suck right back up the exhaust. If you can enter the water as far downstream as possible it hels a bunch. 112 to 114 center might be better.