Originally Posted by juiced2ndgenteg

I built a nice LS/vtec, never put in aftermaket valves, ran really really good with CTR cams. I swapped in crower stage 3's and ran it for about 3 months, then dropped a valve because of high spring tension and aggressive lobe ramps. Moral of the story: never run "RACE ONLY" cams in an engine with stock valves... It killed EVERYTHING, cracked sleeve, pistons, head, etc, etc. wasted $2k... only thing that was left was the crower rods and a LS crank. now I'm boosted and ONLY run stock honda cams.