It has a chain.
The 2011 Kia Optima has a timing chain.
The 2013 Kia Optima has a timing chain. All Kias have switched to equip timing chains versus belts.
timing chain
It has a timing chain and 2 external belts.
Does not have a belt but a timing chain in 2007.
The 2008 Kia Optima 4 cylinder equipped with a timing chain will normally last the life of the engine and is changed when the engine is rebuilt. The 2.7 Liter V6 is equipped with a timing belt which MUST be changed every 60,000 miles. Warning the V6 is an interference engine.
timing chain
you have a timing belt its be-hin the cover
Chain.
The 2013 Kia Optima is equipped with a timing chain rather than a timing belt. Timing chains are generally more durable and require less maintenance than timing belts. However, it's still important to follow the manufacturer's maintenance recommendations to ensure the timing chain remains in good condition.
yes
The 2012 Kia Optima has 16 valves.