2007 Kia Optima Engine Parts

This table covers the chains that drive the balance shafts. Read more

One part is listed for the 2007 Kia Optima — PREFERRED COMPONENTS INC C774.

This table covers the Balance Shaft Chain tensioners. Typical signs include belt flutter, a chirp that returns after a new belt, or an arm that no longer damps. Replace the tensioner with the belt at higher mileage. Read more

This group shows a single part: PREFERRED COMPONENTS INC T66222.

This table covers the Camshaft plugs. Typical signs include a leak at the drain or glow-plug hole, or a plug that has rounded off. Replace the crush washer and torque to the spec in the notes. Read more

3 Camshaft Plug parts are listed for the 2007 Kia Optima, from FEL-PRO, MAHLE / CLEVITE and VICTOR REINZ.

Part numbers include FEL-PRO CP75023, MAHLE / CLEVITE 67728 and VICTOR REINZ 711237400.

This table covers the wear sleeves used to restore a Camshaft seal surface. Read more

6 Camshaft Repair Sleeve parts for the 2007 Kia Optima come from 5 brands — SCHAEFFLER, NATIONAL, SKF and 2 other brands.

This group includes NATIONAL 99114, SCHAEFFLER SR3472 and SCHAEFFLER SR3463 and the remaining parts above.

This table covers the seals at each camshaft end. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

21 Camshaft Seal parts for the 2007 Kia Optima come from 14 brands — BCA, FEL-PRO, NATIONAL and 11 other brands. The "Popular" part is BCA NS223010. 1 part fits every engine; the other 20 are engine-specific.

This table covers the Circular / Semi-Circular plugs. Typical signs include a leak at the drain or glow-plug hole, or a plug that has rounded off. Replace the crush washer and torque to the spec in the notes. Read more

This group shows a single part: APEX ACP203.

This table covers the connecting rods between each piston and the crankshaft. Read more

2 Connecting Rod parts are listed for the 2007 Kia Optima, from ENGINETECH and TOPLINE.

Part numbers include ENGINETECH ECR405 and TOPLINE CRHY11.

This table covers the bearings in the connecting-rod big ends. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly. Read more

10 Connecting Rod Bearing parts are listed for the 2007 Kia Optima, from KING ENGINE BEARINGS, ENGINETECH, TOPLINE and 2 other brands. ENGINETECH BB1041 carries the "Popular" badge.

In the High Performance grade, KING ENGINE BEARINGS supplies 1 part: engineered beyond original-equipment specification. A representative part number is KING ENGINE BEARINGS CR4634XP.

The Standard Replacement section lists 6 options from KING ENGINE BEARINGS, ENGINETECH, TOPLINE and 2 other brands — built to original-equipment specification. ENGINETECH BB1041 is listed in this group.

3 ungrouped parts are not assigned to a grade, with the same engine-level match.

This table covers lower / conversion gasket sets for oil-pan and related joints. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

12 Conversion / Lower Gasket Set parts are listed for the 2007 Kia Optima, from ENGINETECH, FEL-PRO, AJUSA and 4 other brands. ENGINETECH HY24CSB carries the "Popular" badge.

This table covers the crankshafts that turn piston motion into rotation. Read more

One part is listed for the 2007 Kia Optima — TOPLINE CSHY11.

This table covers the main bearings that support the crankshaft in the block. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly. Read more

12 Crankshaft Main Bearing parts for the 2007 Kia Optima come from 5 brands — TOPLINE, KING ENGINE BEARINGS, ENGINETECH and 2 other brands. The "Popular" part is ENGINETECH BC1030.

The High Performance section: 1 option from KING ENGINE BEARINGS. KING ENGINE BEARINGS MB5771XP is listed in this group.

Standard Replacement: 6 parts, from TOPLINE, ENGINETECH, KING ENGINE BEARINGS and 2 other brands. A representative part number is ENGINETECH BC1030.

5 further parts sit outside the graded sections, with the same engine-level match.

This table covers the sleeves used to restore a grooved crankshaft seal surface. Read more

8 Crankshaft Repair Sleeve parts for the 2007 Kia Optima come from 4 brands — WJB / INMOTION PARTS, BCA, NATIONAL and 1 other brand.

Part numbers include BCA NS99166, BCA NS99145 and NATIONAL 99166, among others listed above.

This table covers the front and rear seals that keep oil in at the crankshaft. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

42 Crankshaft Seal parts for the 2007 Kia Optima come from 16 brands — VICTOR REINZ, FEL-PRO, NATIONAL and 13 other brands. The "Popular" part is BCA NS224200. A list this long means Crankshaft Seal applications vary by configuration — the notes carry the qualifiers.

This table covers the bolts that clamp the cylinder head to the block. Read more

11 Cylinder Head Bolt parts are listed for the 2007 Kia Optima, from AJUSA, FEL-PRO, APEX and 4 other brands. AJUSA 81045900 carries the "Popular" badge.

This table covers the head gaskets that seal the block to the cylinder head. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

19 Cylinder Head Gasket parts are listed for the 2007 Kia Optima, from AJUSA, FEL-PRO, APEX and 6 other brands. AJUSA 10198000 carries the "Popular" badge. 2 parts fit every engine; the other 17 are engine-specific.

This table covers multi-piece gasket sets for a cylinder-head job. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

17 Cylinder Head Gasket Set parts are listed for the 2007 Kia Optima, from ENGINETECH, FEL-PRO, APEX and 4 other brands. APEX AHS2092 carries the "Popular" badge. 1 part fits every engine; the other 16 are engine-specific.

This table covers the Cylinder Head Spacer shims. Read more

One part is listed for the 2007 Kia Optima — SBI 2302206.

This table covers the block heaters that warm the coolant or oil in cold weather. Read more

4 Engine Block Heater parts for the 2007 Kia Optima come from KAT'S HEATERS.

Part numbers include KAT'S HEATERS 11411, KAT'S HEATERS 11812 and KAT'S HEATERS 28812, among others listed above.

This table covers the Engine covers. Read more

5 Engine Cover parts are listed for the 2007 Kia Optima, from TECHPRO and VARIOUS MFR. TECHPRO KI1228100 carries the "Popular" badge. All of them fit every engine offered in the 2007 Optima.

Listed part numbers: TECHPRO KI1228100, TECHPRO KI1228116 and TECHPRO KI1228117, plus the other parts above.

This table covers full gasket kits covering the joints opened in an engine rebuild. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

3 Engine Kit Gasket Set parts are listed for the 2007 Kia Optima, from ENGINETECH and TOPLINE.

Part numbers include ENGINETECH HY24K1, ENGINETECH HY27K1 and TOPLINE CGSHY11.

This table covers the exhaust valves that let combustion gas out of the cylinder. Typical signs include a circuit that will not hold, a whistle, or a code for this valve. A stuck valve is often debris. Clean the ports before installing the new one. Read more

11 Exhaust Valve parts for the 2007 Kia Optima come from 8 brands — MELLING, QUALCAST, TOPLINE and 5 other brands. The "Popular" part is AUTO 7 6130089.

This table covers the crankshaft pulleys / harmonic balancers at the front of the engine. Read more

11 Harmonic Balancer parts are listed for the 2007 Kia Optima, from SKP, HL MANDO, ATP and 3 other brands. SKP SK594341 carries the "Popular" badge. 1 part fits every engine; the other 10 are engine-specific.

In the Economy grade, SKP supplies 2 parts: the catalog's value-priced group. A representative part number is SKP SK594341.

The Standard Replacement section: 9 options from HL MANDO, ATP, DAYCO and 2 other brands. HL MANDO 30A5014 is listed in this group.

This table covers the gaskets between the intake manifold and the cylinder head. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

13 Intake Manifold Gasket parts are listed for the 2007 Kia Optima, from FEL-PRO, APEX, MAHLE / CLEVITE and 3 other brands. APEX AMS2890 carries the "Popular" badge.

This table covers the Intake Manifold Runner Control Valve solenoids. Typical signs include a harsh or missing shift, or a code for this solenoid circuit. Check resistance and the connector before dropping the pan for a solenoid. Read more

3 Intake Manifold Runner Control Valve / Solenoid parts are listed for the 2007 Kia Optima, from DORMAN, SKP and WELLS.

Listed part numbers: DORMAN 911834, SKP SK911834 and WELLS 8V1018.

This table covers the gaskets that seal the Intake Plenum. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

6 Intake Plenum Gasket parts for the 2007 Kia Optima come from 6 brands — FEL-PRO, HYUNDAI, AJUSA and 3 other brands. The "Popular" part is FEL-PRO MS96864.

This group includes FEL-PRO MS96864, HYUNDAI 292153E000 and AJUSA 01233200 and the remaining parts above.

This table covers the intake valves that let air (and fuel, on port-injected engines) into the cylinder. Typical signs include a circuit that will not hold, a whistle, or a code for this valve. A stuck valve is often debris. Clean the ports before installing the new one. Read more

10 Intake Valve parts for the 2007 Kia Optima come from 7 brands — QUALCAST, ITM ENGINE COMPONENTS, TOPLINE and 4 other brands. The "Popular" part is QUALCAST 1010808.

This table covers the mounts that hold the engine to the chassis. Typical signs include a clunk on takeoff, a vibration at idle, or a separated rubber insert. Support the powertrain before unbolting a mount, and torque the fasteners in the notes. Read more

21 Motor Mount parts for the 2007 Kia Optima come from 6 brands — DEA / MARMON RIDE CONTROL, WESTAR, SKP and 3 other brands. The "Popular" part is SKP SKM9323. 9 parts fit every engine; the other 12 are engine-specific.

The Economy section: 3 options from SKP. SKP SKM9323 is listed in this group.

Standard Replacement: 18 parts, from DEA / MARMON RIDE CONTROL, WESTAR, ANCHOR and 2 other brands. A representative part number is ANCHOR 9323.

This table covers the Motor Mount kits. Read more

2 Motor Mount Kit parts for the 2007 Kia Optima come from ANCHOR.

Listed part numbers: ANCHOR 300380 and ANCHOR 300383.