Compared to non-electronic DI engines, IDI engines had the advantage of operating at higher speeds with lower air-fuel ratios, noise, and noxious emissions due to the ability of the IDI chamber to rapidly:

Question

Quizplus · Accepted Answer

IDI engines have a pre-combustion chamber that helps in better mixing of air and fuel, leading to more efficient combustion and reduced emissions.

Compared to Non-Electronic DI Engines, IDI Engines Had the Advantage