advance timing

[Black_GS]

ture that u have to use high octane gas for this or can you use reguler? i allways use high octan but gas price to fukin high..can i still put reguler gas or so i have to put it back to stock before i can use reguler gas...?

also which one u guys/ladies think better Royal Purple or Redline..i perfer Royal Purple but just wanna know what sum peoples are using

 

[dc2nr]

ture that u have to use high octane gas for this or can you use reguler? i allways use high octan but gas price to fukin high..can i still put reguler gas or so i have to put it back to stock before i can use reguler gas...?

also which one u guys/ladies think better Royal Purple or Redline..i perfer Royal Purple but just wanna know what sum peoples are using

i always use premium gas, and bp/amoco at that, or chevron for long trips

and i use valvolien synpower products most of the time, and sometimes amsoil when i feel the car really needs a 50 dollar oil change