2017 Haas VF-17 finished a lap of Marina Bay in 1 minute and 43.9 seconds.
Vehicle was not on road-legal tyres.
FIA Formula One - Season 2017 - Singapore GP Qualifying
added data for Chevrolet Corvette Z06 Convertible (C8) and laptime for Chevrolet Corvette Z06 Convertible (C8)
First test of the convertible. https://www.motortrend.com/reviews/2023-chevrolet-corvette-z06-first-test-review/
added data for Toyota Supra SZ-R (Mk V) and data for BMW M4 CSL
added laptime for Peugeot 205 Rallye and laptime for Peugeot 205 Rallye
It was on sub optimal track conditions too, moisture on the track. And just ...
Do you have magazine scans?
Road and track tested and got an initail 1.20.5.More testing and it could easily ...