製品情報 "Adjusting screw"
MG: MGB with SU carburettors ? MGB-V8 (1973-76)
Jaguar: XK150 with SU-HD6 carburettors (1957-61) ? XK150S with triple SU-HD8 carburettors (1957-61)
idle control and idle mixture on SU carburettors