Hello Guys I have another question it's really important question 2 me :

when i open my nitrous system i hear sound like more electrion on my engine so what i should make 2 my engine 2 stop making this sound

note: my spark plugs is ngk r dbr7ea this is the one iam using also i have jr9c but not using it which one is the best .


and i want the equation of the air fuel ratio bec. i think that i adjusted the air fuel-ratio in a wrong way ?

thank you guys , please reply

 

The sound you are hearing did you log this an detentaion or just noise from the engine area.

Ricky

 

no not detonation but just electrical noise from the engine area should i retard my ignition or do what??

 

& plz my co ratio is 4.2 this is very hight ratio i want 2 adjust my air-fuel ratio note: i am using 92 octane bec. in my country we don't have more than 92 octane ?