AFPR help!

[fwdtsi]

I have a arospeed AFPR. I have 550cc,big16g,frount mount,ic pipe,2gmass. what fuel psi should I set it at if I am going to run 18psi. I am scared I will mess something up. I dont know what the stock pressure is either.who has one that will help me. thanks

 

[steve]

Try starting out with the stock 1G MT fuel pressure of:

36-38 psi with the reference hose off
27 psi with the hose on at curb idle.

And tune from there.

Steve