no its not, not when he has in pistons and rods and if he kows hes running rich, then theres not much of a need to worry about detonating, but get that shit tuned fool!

if you say its because he isnt sleeved, then lookie here. http://www.honda-tech.com/zerothread?id=1355442
yes, its a honda-tech link, but just check out those no.s!