2012 Jeep Grand Cherokee Engine Parts

This table covers the camshafts that open the valves. Read more

15 Camshaft parts for the 2012 Jeep Grand Cherokee come from 4 brands — MELLING, ENGINETECH, SKP and 1 other brand. The "Popular" part is MELLING 23108.

The High Performance section lists 4 options from MELLING — engineered beyond original-equipment specification. MELLING 23108 is listed in this group.

In the Standard Replacement grade, MELLING, ENGINETECH, SKP and 1 other brand supply 6 parts: built to original-equipment specification. A representative part number is MELLING MC1402.

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

This table covers the Camshaft bearings. 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

6 Camshaft Bearing parts for the 2012 Jeep Grand Cherokee come from 5 brands — DURA-BOND, ENGINETECH, SEALED POWER and 2 other brands. The "Popular" part is ENGINETECH CC487.

This group includes ENGINETECH CC487, SEALED POWER 1935M and DURA-BOND PD41 and the remaining parts above.

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

2 Camshaft Plug parts for the 2012 Jeep Grand Cherokee come from 2 brands — MELLING and MOPAR.

Listed part numbers: MELLING MEP334 and MOPAR 6507663AA.

This table covers the Camshaft Retainer / Thrust plates. Typical signs include warpage, cracks, or a plate that no longer locates the assembly. Confirm which plate the notes describe — backing plates, clutch plates and strike plates are different parts. Read more

2 Camshaft Retainer / Thrust Plate parts are listed for the 2012 Jeep Grand Cherokee, from MELLING and MOPAR.

Listed part numbers: MELLING MD200 and MOPAR 53022178AE.

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

One part is listed for the 2012 Jeep Grand Cherokee — AJUSA 15084500.

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

2 Connecting Rod parts for the 2012 Jeep Grand Cherokee come from ENGINETECH.

Part numbers include ENGINETECH ECR112 and ENGINETECH ECR112N.

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

20 Connecting Rod Bearing parts for the 2012 Jeep Grand Cherokee come from 4 brands — MAHLE / CLEVITE, KING ENGINE BEARINGS, ENGINETECH and 1 other brand. The "Popular" part is ENGINETECH BB111J.

The High Performance section: 4 options from KING ENGINE BEARINGS and MAHLE / CLEVITE. KING ENGINE BEARINGS CR8032XPN is listed in this group.

Standard Replacement: 11 parts, from MAHLE / CLEVITE, ENGINETECH, KING ENGINE BEARINGS and 1 other brand. A representative part number is ENGINETECH BB111J.

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

This table covers the Connecting Rod bolts. Read more

MOPAR supplies both parts for the 2012 Jeep Grand Cherokee.

This group includes MOPAR 6506335AA and MOPAR 6508245AA.

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

24 Conversion / Lower Gasket Set parts for the 2012 Jeep Grand Cherokee come from 10 brands — FEL-PRO, AJUSA, APEX and 7 other brands. The "Popular" part is ENGINETECH CR345CSC.

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

5 Crankshaft parts for the 2012 Jeep Grand Cherokee come from 2 brands — ENGINETECH and MOPAR.

This group includes ENGINETECH 191020, ENGINETECH 139700 and ENGINETECH 139650 and the remaining parts above.

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

16 Crankshaft Main Bearing parts are listed for the 2012 Jeep Grand Cherokee, from MAHLE / CLEVITE, KING ENGINE BEARINGS, MOPAR and 2 other brands. ENGINETECH BC115J carries the "Popular" badge.

High Performance: 4 parts, from MAHLE / CLEVITE and KING ENGINE BEARINGS. A representative part number is KING ENGINE BEARINGS MB5840XP.

The Standard Replacement section: 9 options from MAHLE / CLEVITE, MOPAR, ENGINETECH and 2 other brands. ENGINETECH BC115J is listed in this group.

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

This table covers the Crankshaft Main Bearing Cap bolts. Read more

This group shows a single part: ARP 2445400.

This table covers the wear sleeves used to restore a Crankshaft Main Bearing seal surface. Read more

This group shows a single part: VICTOR REINZ 711347800.

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

6 Crankshaft Repair Sleeve parts are listed for the 2012 Jeep Grand Cherokee, from BCA, FEL-PRO, MAHLE / CLEVITE and 3 other brands.

Part numbers include BCA NS99177, FEL-PRO 16230 and MAHLE / CLEVITE A351, among others listed above.

This table covers the Crankshaft Repair Sleeve tools. This is a service tool, not a wear part — match the application in the notes. Read more

2 Crankshaft Repair Sleeve Tool parts are listed for the 2012 Jeep Grand Cherokee, from FEL-PRO and VICTOR REINZ.

This group includes FEL-PRO 16328 and VICTOR REINZ 711620300.

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

29 Crankshaft Seal parts are listed for the 2012 Jeep Grand Cherokee, from NATIONAL, APEX, WJB / INMOTION PARTS and 9 other brands. APEX ABS1312 carries the "Popular" badge. The notes list position, dimensions and spec qualifiers wherever the manufacturer distinguishes between variants.

This table covers the kits that disable cylinder deactivation. Read more

One part is listed for the 2012 Jeep Grand Cherokee — MELLING MDK200.

This table covers the Cylinder Deactivation 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

5 Cylinder Deactivation Solenoid parts are listed for the 2012 Jeep Grand Cherokee, from DORMAN, CLOYES, STANDARD MOTOR PRODUCTS and 1 other brand. DORMAN 916592XD carries the "Popular" badge.

Part numbers include DORMAN 916592XD, CLOYES VTS237 and DORMAN 916593, among others listed above.

This table covers the cylinder heads that close the top of the block. Read more

10 Cylinder Head parts are listed for the 2012 Jeep Grand Cherokee, from MOPAR and ENGINETECH. MOPAR 68280503AF carries the "Popular" badge.

This table covers the Cylinder Head Alignment Dowel pins. Read more

This group shows a single part: MOPAR 5203466.

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

14 Cylinder Head Bolt parts for the 2012 Jeep Grand Cherokee come from 10 brands — ENGINETECH, FEL-PRO, MAHLE / CLEVITE and 7 other brands. The "Popular" part is ENGINETECH HB228.

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

46 Cylinder Head Gasket parts for the 2012 Jeep Grand Cherokee come from 10 brands — MAHLE / CLEVITE, APEX, ENGINETECH and 7 other brands. The "Popular" part is APEX AHG1312L. A list this long means Cylinder Head Gasket applications vary by configuration — the notes carry the qualifiers.