Technical features:
This engine employs technologies such as side-mounted single camshaft, mechanical rocker arms, cast iron four-in-one,
and front-cpled three-way catalytic converter. It has a compression ratio of 9.6:1, bore x stroke of 91×86mm, and 2 valves per cylinder.
Applicable vehicle models:
The 491Q engine is suitable for Shenyang Jinbei Haishi passenger bus, Beijing Benz truck and SUV off-road vehicles, Hebei
Zhongxing pickup and SUV, etc.
