petrol gage vs gas gage

petrol gage and gas gage both are nouns.

Word	Noun	Adjective	Verb	Adverb
petrol gage	Yes	No	No	No
gas gage	Yes	No	No	No

As nouns, petrol gage and gas gage are synonyms defined as:

petrol gage and gas gage: gauge that indicates the amount of gasoline left in the gasoline tank of a vehicle

Other synonyms of petrol gage include gas gauge, gasoline gage, gasoline gauge, petrol gauge.

petrol gage (noun)	gas gage (noun)
gauge that indicates the amount of gasoline left in the gasoline tank of a vehicle	gauge that indicates the amount of gasoline left in the gasoline tank of a vehicle