New Delhi, May 15 -- Petrol and diesel prices were on Friday increased by Rs 3 per litre each after state-owned oil firms ended a four-year record hiatus in rate revision, industry sources said.

Petrol price was hiked to Rs 97.77 per litre from Rs 94.77 in the national capital. Diesel now costs Rs 90.67 as against Rs 89.67 per litre previously, according to sources.

The increase is a tenth of the desired hike needed to account for the surge in global energy rates since the start of the West Asia conflict, they said.

State-owned oil firms had kept fuel prices unchanged for 11 weeks despite a surge in input cost, but passed on part of the increase once operations became financially unsustainable, the sources added.

Prices had remained o...