Originally Posted by Ghost_Mutant
Ah, here is a good spot to ask a related question. I've been setting my valves to the newer spec used on the XRL: .004 & .005
I had been using the original spec of .002 & .004
Anybody else here with the older RFVC doing the valve spec upgrade?
Whats the effect? more engnine noise??
'83 Honda XL600R 618cc 11:1 Wiseco, XR's Only Exhaust, big tube header, 6 Sigma stage 3 carb mods