As found complete, no fluid see pictures
Gunson Colortune 500 - 14 mm. Fine Tuning Classic Car Carburetor BLMC,ROVER,FORD
Gunson Colortune 500 14mm Spark Plug Classic Car Mixture Tester Tuning Tool
Gunson Colortune 14mm Plug Most Common Best Spark Plug Mixture Tester Tool Set
New Gunson Colortune 14mm Spark Plug Mixture Tester Tool Set G4074
Gunson Colortune Single Plug Kit 14mm
Vintage Gunson Colortune Engine Performance Tuning Test Kit 14mm
