Many 16-valve engines develop most of their power when revved. I have tested the Quad 4 in other GM products in the last two years, and I have noted the engine’s harsh character in the higher ...

The newest Geely model will be available with 1.5L, 1.6L and 1.8L DOHC, 16-valve engines, all of which were developed in-house by Geely and meet European emissions standards. The KingKong will be ...

That didn’t stop people putting in the 16-valve 1.9 from the 405 Mi16 or Citroën BX GTi 16V, which boosted power to 158bhp. The engine was a tight fit and in both of the cars thus equipped that ...