Excellent fuel efficiency was a hallmark of the 1.2, often achieving high MPG figures (over 40-55 mpg in some reports).
The 1.2 engine is robust and often modified by owners to increase performance, or used as a clean shell for engine swaps, though many purists appreciate the stock efficiency. Reliability & Running Costs Nova 1.2
Simple, "old-school" mechanicals mean it can be maintained easily by anyone with a basic set of tools and a Haynes manual. Practicality & Handling 1984 Vauxhall Nova Reviews - Carsurvey.org Excellent fuel efficiency was a hallmark of the 1
A four-speed gearbox was standard on many early models (like the Merit), while a five-speed gearbox was available on others, helping it cruise better. Practicality & Handling 1984 Vauxhall Nova Reviews -
Extremely high. Owners have reported engines lasting over 100,000 miles, with some even surviving "boy racer" driving habits.
The 1.2-litre overhead-cam engine typically produced around 55 brake horsepower (bhp). While this sounds low today, it was considered very flexible and energetic for a car weighing only around 800 kilos.
Described as "sprightly" around town, with decent, "unfussed" performance for its time.