Originally Posted by flatliner
the ls/vtec is a simple bolt on, the head has the springs needed. i have seen a dozen swap overs, its a bolt up really. 220 whp, i would venture farly to say the bolt up will produce about 150whp. 210 chp/ If you want whp upgrade the rods, use gapless top rings and add a 70 shot with a ported head, it should result in what you desire.
but thats not all motor my friend... and ls/vtec is by far not a bolt up idea. I have never seen a bolt on require you take the motor apart and interchange between heads. Where are you getting all of this foul information...