I bought the KB167s, bored 30 over (should be about 9.5 to 1 w/ 65cc heads), auto trans with overdrive. The cam is a Lunati retro roller 20200711 can't take back, in engine already. specs:
Lift: .515''/.530''
Advertised Duration: 270°/278°
Lobe Separation Angle: 112°
RPM Range...