yamaracer18
New member
my 02 viper with cpr head mod and pipes has been running great uip intill yesterday it starts going good then when i let off it starts detonatin once it gets back to idle it will go again fine but it keeps doing this on and off. What should i do to solve this problem? i am running 93octain all the time in it, is it not enuf maybe?
how do you know its detonating?, please explain a bit more in detail.
yamaracer18
New member
when u let off the gas now and again it just dyes right down spitting and sputtering when u try and give it gas again. it is not intill you let it go back down to idle that it will run good again, i just guessing that it is detonating?