Quote Originally Posted by jbhondatech
You question is not very easy to answer, If you had a cam manufacturer in mind it would be helpful. As a good rule of thumb stage 1 for street most don't requier valvetrane upgrades. Stage 2 mild race works better with I,H,E valvetrane a must, some requier a raise in compression. Stage 3 race best for fully built motors that need to make power at high rpm's will need EMS