2006-2010 Kia Optima Piston Rings - All Torque Specs

2.7L V6

Applies to 2006, 2007, 2008, 2009, and 2010 Kia Optima

Labor Time:20 hours

Torque Values (16 specifications)

Component	Nm	lb-ft	Notes
⚠️ Connecting Rod Bolts	45	33	TTY - critical torque plus angle
Cover Bolts	17	13	—
Cover Bolts	18	13	—
⚠️ Cylinder Head Bolts	65	48	TTY - tighten in sequence plus angle
Electrical Connector Bolts	7	5	—
⚠️ Gasket Bolts	21	16	—
⚠️ Gasket Surface Bolts	22	16	Clean mating surfaces
⚠️ Main Bearing Cap Bolts	75	55	TTY - tighten in sequence plus angle
Mounting Bolts	28	21	—
⚠️ Mounting Bolts	50	37	—
⚠️ Mounting Bolts	50	37	—
⚠️ Oil Drain Plug	35	26	Use new crush washer
⚠️ Oil Pan Bolts	12	9	Tighten in sequence
⚠️ Oil Pump Pickup Tube	12	9	—
Sensor Bolts	11	8	—
Sensor Mounting Bolts	11	8	—

The primary torque specification for piston rings - all on a 2006-2010 Kia Optima is 45 Nm (33 lb-ft). Note: TTY - critical torque plus angle

There are 16 torque specifications for piston rings - all on the 2006-2010 Kia Optima 2.7L V6, covering all related fasteners and components.