Powertrains and Performance
The standard engine on the LX is a 2.0-liter, inline four-cylinder engine. It generates 140 horsepower and 136 pound-feet of torque and is mated to either a five-speed manual transmission or a four-speed automatic with automanual-shift capability (2WD only). Optional on the LX and standard on the EX is a 2.7-liter V6 that produces 173 hp and 178 lb-ft of torque. The V6 is available with the four-speed automatic only. Buyers can get front-wheel drive (2WD) or all-wheel drive (4WD) with either engine.
See also:
Seats
Front seat
(1) Forward and backward
(2) Seatback angle
(3) Seat cushion height (Driver’s seat)*
(4) Seat warmer*
(5) Headrest
(6) Armrest (Driver’s seat)*
Rear seats
(7) Folding the seat ...
POWER AND FUEL-ECONOMY ARE UP TO PAR
That description might have you thinking the Optima has all sorts of power.
True, the upgraded 2.4-liter four-cylinder gets added power for ’09 with 175hp
and 169 ft-lbs of torque, but it’s no ...
Engine coolant
The high-pressure cooling system has a
reservoir filled with year round antifreeze
coolant. The reservoir is filled at the factory.
Check the antifreeze protection and
coolant level at least once ...


