The main developments are to the engine flywheel and the electronic engine management system developed by Cosworth Electronics to enhance performance despite the adoption of a regulation 33
mm turbo restrictor.
There's now a larger 36
mm turbo restrictor.
Not exact matches
Subaru's 2.0 - liter
turbo flat - 4 huffs through a 33 -
mm restrictor in the Group N car and it exhibits a delightful exhaust growl.
The Hyundai i20 Coupe WRC features a 33
mm intake
restrictor and a four - cylinder 1.6 direct injection
turbo engine.
To comply with the new rules, the engine power has been revved up by 70 horsepower and is now at 380 hp, with the
turbo restrictor increased from 33 to 36
mm.