2021 Lincoln Navigator Engine Parts

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

One part is listed for the 2021 Lincoln Navigator — LISLE 37200.

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

MAHLE / CLEVITE supplies both parts for the 2021 Lincoln Navigator.

This group includes MAHLE / CLEVITE GS33868 and MAHLE / CLEVITE GS34060.

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

2 Connecting Rod Bearing parts for the 2021 Lincoln Navigator come from 2 brands — ENGINETECH and SEALED POWER.

Part numbers include ENGINETECH BB173J and SEALED POWER 65080A.

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

One part is listed for the 2021 Lincoln Navigator — ENGINETECH BC170J.

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

6 Crankshaft Seal parts are listed for the 2021 Lincoln Navigator, from MAHLE / CLEVITE, FEL-PRO, SKF and 1 other brand. FEL-PRO TCS46117 carries the "Popular" badge.

Part numbers include FEL-PRO TCS46117, MAHLE / CLEVITE 67616 and MAHLE / CLEVITE 67827, among others listed above.

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

This group shows a single part: MAHLE / CLEVITE GS34087.

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

This group shows a single part: MAHLE / CLEVITE GS33947.

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

6 Cylinder Head Gasket parts for the 2021 Lincoln Navigator come from 3 brands — MAHLE / CLEVITE, ELRING and FEL-PRO. The "Popular" part is MAHLE / CLEVITE 55389.

Listed part numbers: MAHLE / CLEVITE 55389, MAHLE / CLEVITE 55388 and ELRING 039140, plus the other parts above.

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

This group shows a single part: MOTORCRAFT EVG5.

This table covers the Cylinder Head Spacer shims. Read more

2 Cylinder Head Spacer Shim parts for the 2021 Lincoln Navigator come from SBI.

Part numbers include SBI 2302207L and SBI 2302207R.

This table covers the Cylinder Head temperature sensors. Typical signs include hard cold starts, a fan that never comes on, or a gauge that disagrees with the scan tool. A sensor that reads open or shorted is usually the part; an implausible-but-smooth reading can be wiring. Read more

5 Cylinder Head Temperature Sensor parts are listed for the 2021 Lincoln Navigator, from STANDARD MOTOR PRODUCTS, DORMAN, HOLSTEIN and 2 other brands. STANDARD MOTOR PRODUCTS TS653 carries the "Popular" badge.

Listed part numbers: STANDARD MOTOR PRODUCTS TS653, DORMAN 926711 and HOLSTEIN 2CTS0135, plus the other parts above.

This table covers the Engine covers. Read more

2 Engine Cover parts for the 2021 Lincoln Navigator come from TECHPRO.

Listed part numbers: TECHPRO FO1228189 and TECHPRO FO1228188.

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

2 Exhaust Valve parts are listed for the 2021 Lincoln Navigator, from MELLING and SBI.

Part numbers include MELLING V5818 and SBI 13496.

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

3 Harmonic Balancer parts for the 2021 Lincoln Navigator come from 3 brands — ATP, DAYCO and DORMAN.

Part numbers include ATP 102447, DAYCO PB1722N and DORMAN 594955.

This table covers the Harmonic Balancer bolts. Read more

One part is listed for the 2021 Lincoln Navigator — DORMAN 595001.

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

5 Intake Manifold Gasket parts for the 2021 Lincoln Navigator come from 4 brands — MAHLE / CLEVITE, ELRING, FEL-PRO and 1 other brand. The "Popular" part is MAHLE / CLEVITE MS20414.

This group includes MAHLE / CLEVITE MS20414, ELRING 039180 and FEL-PRO MS97634 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

2 Intake Valve parts are listed for the 2021 Lincoln Navigator, from MELLING and SBI.

Part numbers include MELLING V5817 and SBI 13495.

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

6 Motor Mount parts are listed for the 2021 Lincoln Navigator, from ANCHOR, PIONEER, WESTAR and 1 other brand. ANCHOR 3371 carries the "Popular" badge.

Listed part numbers: ANCHOR 3371, WESTAR EM4143 and ANCHOR 3636, plus the other parts above.

This table covers the Motor Mount kits. Read more

ANCHOR supplies both parts for the 2021 Lincoln Navigator.

Part numbers include ANCHOR 301004 and ANCHOR 301005.

This table covers the engine oils listed by grade and specification for this engine. Typical signs include a low-oil lamp, knocking after a long interval, or oil that has gone thin and black well before the next service. Match the viscosity and spec in the notes (and on the filler cap). The tables group grades — they are not interchangeable. Read more

32 Oil parts are listed for the 2021 Lincoln Navigator, from VALVOLINE, MOBIL, LIQUI MOLY and 4 other brands. MOBIL 125195 carries the "Popular" badge. They are grouped as Full Synthetic, High Mileage (>75,000 Miles) and Synthetic Blend, with Full Synthetic the largest group at 20 parts from VALVOLINE, MOBIL, LIQUI MOLY and 4 other brands.

This table covers the heat exchangers that cool engine oil. Typical signs include oil at the cooler fittings, or coolant that looks like a milkshake. Pressure-test both circuits after a cooler swap — a leak here mixes oil and coolant. Read more

6 Oil Cooler parts are listed for the 2021 Lincoln Navigator, from AUTOTECNICA, DORMAN, MOTORCRAFT and 3 other brands. AUTOTECNICA FD1421720 carries the "Popular" badge.

Listed part numbers: AUTOTECNICA FD1421720, DORMAN 918615 and MOTORCRAFT YOC5, plus the other parts above.

This table covers the seals at the Oil Cooler. 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

This group shows a single part: MAHLE / CLEVITE B33281.

This table covers the Oil Dipstick tubes. Read more

One part is listed for the 2021 Lincoln Navigator — MOTORCRAFT EDPS51.

This table covers the drain plugs in the oil pan. Read more

DORMAN supplies both parts for the 2021 Lincoln Navigator.

Listed part numbers: DORMAN 090034 and DORMAN 090175.

This table covers the crush washers and gaskets under the oil drain plug. 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

2 Oil Drain Plug Gasket parts for the 2021 Lincoln Navigator come from 2 brands — MAHLE / CLEVITE and VICTOR REINZ.

Part numbers include MAHLE / CLEVITE B33828 and VICTOR REINZ 712492000.

This table covers the caps on the oil filler neck. Read more

2 Oil Filler Cap parts are listed for the 2021 Lincoln Navigator, from MOTORAD and MOTORCRAFT.

Part numbers include MOTORAD MO201 and MOTORCRAFT EC791.

This table covers the oil filters that screw onto this engine's filter mount. Typical signs include low oil pressure after a service, or a filter that will not spin off because the old gasket stayed on the block. Lube the new gasket and tighten to the spec on the box; a double-gasket install dumps the sump on the first drive. Read more

16 Oil Filter parts are listed for the 2021 Lincoln Navigator, from ACDELCO, VARIOUS MFR, WIX and 8 other brands. WIX 57502XP carries the "Popular" badge.

In the Economy grade, FRAM, FVP, PRO-TEC and 1 other brand supply 4 parts: the catalog's value-priced group. A representative part number is FRAM FE10575.

In the High Performance / Heavy Duty grade, WIX, ACDELCO and MOBIL supply 3 parts: grouped under the catalog's "High Performance / Heavy Duty" designation — the notes column spells out what sets them apart. A representative part number is WIX 57502XP.

The Standard Replacement section lists 9 options from ACDELCO, MOTORCRAFT, WIX and 4 other brands — built to original-equipment specification. ACDELCO PF63 is listed in this group.

This table covers the Oil Filter Adapter Gasket O-rings. Typical signs include a seep at a fitting or a housing that weeps after a service. Lube the new O-ring with the fluid it will see, and do not roll it into the groove. Read more

2 Oil Filter Adapter Gasket / O-Ring parts for the 2021 Lincoln Navigator come from 2 brands — FEL-PRO and MAHLE / CLEVITE.

Listed part numbers: FEL-PRO 71339 and MAHLE / CLEVITE B32674.

This table covers the oil pans that hold the engine's oil sump. Read more

4 Oil Pan parts for the 2021 Lincoln Navigator come from 4 brands — ATP, DORMAN, SKP and 1 other brand.

Listed part numbers: ATP 103654, DORMAN 264323 and SKP SKFP71A, plus the other parts above.

This table covers the gaskets between the oil pan and the block. 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

One part is listed for the 2021 Lincoln Navigator — VICTOR REINZ 703141410.

This table covers the Oil pumps. Typical signs include noise from the pump, no pressure, or fluid that never arrives at the outlet. Prime or fill the pump as the notes require. A dry start is a common way to kill a new unit. Read more

3 Oil Pump parts are listed for the 2021 Lincoln Navigator, from SKP, MELLING and VAICO.

Economy: 1 part, from SKP. A representative part number is SKP SKM490.

The Standard Replacement section: 2 options from MELLING and VAICO. MELLING M490 is listed in this group.

This group includes SKP SKM490, MELLING M490 and VAICO V252876.

This table covers the Oil Pump 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

This group shows a single part: STANDARD MOTOR PRODUCTS OPS413.

This table covers the timing chains that keep the cams in time with the crank. Read more

5 Timing Chain parts for the 2021 Lincoln Navigator come from 5 brands — S.A. GEAR, CLOYES, MELLING and 2 other brands. The "Popular" part is S.A. GEAR C1150.

Listed part numbers: S.A. GEAR C1150, CLOYES C954 and MELLING 1079, plus the other parts above.

This table covers kits that group a timing chain with the related tensioners and guides. Read more

9 Timing Chain & Component Kit parts are listed for the 2021 Lincoln Navigator, from S.A. GEAR, CLOYES, MELLING and 2 other brands. CLOYES 90954S carries the "Popular" badge.

Economy: 5 parts, from S.A. GEAR, GATES and PREFERRED COMPONENTS INC. A representative part number is GATES CHK191.

The Standard Replacement section: 4 options from CLOYES and MELLING. CLOYES 90954S is listed in this group.

Listed part numbers: CLOYES 90954S, GATES CHK191 and PREFERRED COMPONENTS INC TS10790, plus the other parts above.

This table covers the guides and dampers that keep the timing chain on its path. Read more

16 Timing Chain Guide / Damper parts for the 2021 Lincoln Navigator come from 4 brands — S.A. GEAR, CLOYES, MELLING and 1 other brand. The "Popular" part is S.A. GEAR 71220.

This table covers the tensioners that keep the timing chain taut. 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

8 Timing Chain Tensioner parts are listed for the 2021 Lincoln Navigator, from S.A. GEAR, CLOYES, MELLING and 1 other brand. S.A. GEAR 91293 carries the "Popular" badge.

This group includes S.A. GEAR 91293, S.A. GEAR 91292 and CLOYES 96055 and the remaining parts above.

This table covers the seals at the Timing Cover. 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 2021 Lincoln Navigator — SKF 18724.

This table covers the crankshaft sprockets that drive the timing chain or belt. Read more

4 Timing Crank Sprocket parts are listed for the 2021 Lincoln Navigator, from CLOYES, MELLING, PREFERRED COMPONENTS INC and 1 other brand.

Listed part numbers: CLOYES S1133, MELLING S1316 and PREFERRED COMPONENTS INC G51316, plus the other parts above.

This table covers the turbochargers that compress intake air. Read more

4 Turbocharger parts are listed for the 2021 Lincoln Navigator, from MOTORCRAFT, SKP and STANDARD MOTOR PRODUCTS.

This group includes MOTORCRAFT TC44, MOTORCRAFT TC48 and SKP SKTBC680 and the remaining parts above.

This table covers the Turbocharger Boost sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

2 Turbocharger Boost Sensor parts for the 2021 Lincoln Navigator come from 2 brands — NTK and WELLS.

Part numbers include NTK TP0032 and WELLS 5S15115.

This table covers the Turbocharger Coolant lines. Typical signs include a wet fitting, a rusted pipe, or a pressure loss in this circuit. Flare or thread the new line the way the notes specify; a kinked replacement will fail early. Read more

14 Turbocharger Coolant Line parts are listed for the 2021 Lincoln Navigator, from GATES, DORMAN, GPD and 2 other brands. GATES TL244 carries the "Popular" badge.

This table covers the gaskets that seal the Turbocharger. 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

3 Turbocharger Gasket parts for the 2021 Lincoln Navigator come from 2 brands — MAHLE / CLEVITE and VICTOR REINZ.

Part numbers include MAHLE / CLEVITE F33683, MAHLE / CLEVITE GS34067 and VICTOR REINZ 712457600.

This table covers the fasteners that mount the turbocharger. Read more

2 Turbocharger Mounting Hardware parts for the 2021 Lincoln Navigator come from DORMAN.

This group includes DORMAN 32101 and DORMAN 675227.

This table covers the Turbocharger Oil filters. Typical signs include restricted flow — long cranking, weak airflow, or dirty fluid after a short interval. Seat the new filter so it cannot bypass, and use the grade the notes call for. Read more

6 Turbocharger Oil Filter parts are listed for the 2021 Lincoln Navigator, from DORMAN, GATES and STANDARD MOTOR PRODUCTS. DORMAN 918361 carries the "Popular" badge.

Listed part numbers: DORMAN 918361, DORMAN 918365 and GATES TF1003, plus the other parts above.

This table covers the Turbocharger Oil lines. Typical signs include a wet fitting, a rusted pipe, or a pressure loss in this circuit. Flare or thread the new line the way the notes specify; a kinked replacement will fail early. Read more

17 Turbocharger Oil Line parts are listed for the 2021 Lincoln Navigator, from DORMAN, GATES, ROTOMASTER and 2 other brands. DORMAN 667694 carries the "Popular" badge.

This table covers the Turbocharger Oil Line Gasket O-rings. Typical signs include a seep at a fitting or a housing that weeps after a service. Lube the new O-ring with the fluid it will see, and do not roll it into the groove. Read more

One part is listed for the 2021 Lincoln Navigator — MAHLE / CLEVITE B33884.

This table covers the Turbocharger Wastegate Solenoid actuators. Typical signs include a door or range that will not move, or a click with no motion. Confirm the command signal before replacing the actuator — a failed module looks the same. Read more

2 Turbocharger Wastegate Solenoid / Actuator parts are listed for the 2021 Lincoln Navigator, from DORMAN and SKP.

Part numbers include DORMAN 667786 and SKP SK6T52871.

This table covers the Valve covers. Read more

4 Valve Cover parts for the 2021 Lincoln Navigator come from 2 brands — APEX and SKP.

Part numbers include APEX VCS1429R, APEX VCS1429L and SKP SKVC0211, among others listed above.

This table covers the gaskets that seal the valve cover 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

4 Valve Cover Gasket parts are listed for the 2021 Lincoln Navigator, from APEX, ELRING, FEL-PRO and 1 other brand.

Listed part numbers: APEX AVC1429S, ELRING 835480 and FEL-PRO VS50993R, plus the other parts above.

This table covers the pressed-in bronze and cast-iron guides that align valve stems. Typical signs include oil smoke on startup, a guide that has gone oval, or a valve that no longer seats quietly. Guides are a machine-shop fit. Confirm stem diameter in the notes before ordering. Read more

2 Valve Guide parts are listed for the 2021 Lincoln Navigator, from ENGINETECH and SBI.

This group includes ENGINETECH GD3170 and SBI 1403166.

This table covers the lifters / tappets that transfer cam motion to the valves. Read more

3 Valve Lifter parts are listed for the 2021 Lincoln Navigator, from ENGINETECH, SBI and SEALED POWER.

This group includes ENGINETECH L5000, SBI VL575 and SEALED POWER HT2314.

This table covers the springs that close each intake and exhaust valve. Typical signs include a sagging corner, a broken coil, or a clunk from the spring pocket. Replace springs in axle pairs and inspect the seats. Read more

3 Valve Spring parts for the 2021 Lincoln Navigator come from 3 brands — ENGINETECH, MELLING and SBI.

Part numbers include ENGINETECH ERV1631, MELLING VS2492 and SBI 1601712.

This table covers the Valve Spring retainers. Read more

This group shows a single part: MELLING VSR715.

This table covers the keepers that lock each valve-spring retainer to the stem. Read more

3 Valve Spring Retainer Keeper parts for the 2021 Lincoln Navigator come from 3 brands — ENGINETECH, MELLING and SBI.

Part numbers include ENGINETECH EPF1104, MELLING VL1120 and SBI 1211082.

This table covers the seals on each valve stem that control oil into the guides. 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

3 Valve Stem Seal parts are listed for the 2021 Lincoln Navigator, from ENGINETECH, MAHLE / CLEVITE and SBI.

Part numbers include ENGINETECH S350V, MAHLE / CLEVITE SS46135 and SBI 1221518.

This table covers the oil-control solenoids that command the cam phasers. Typical signs include a door or range that will not move, or a click with no motion. Confirm the command signal before replacing the actuator — a failed module looks the same. Read more

5 Variable Valve Timing (VVT) Solenoid / Actuator parts are listed for the 2021 Lincoln Navigator, from DORMAN, GATES, CLOYES and 2 other brands. DORMAN 916612 carries the "Popular" badge.

Economy: 2 parts, from DORMAN and GATES. A representative part number is DORMAN 916612.

The Standard Replacement section: 3 options from CLOYES, S.A. GEAR and STANDARD MOTOR PRODUCTS. CLOYES VTS212 is listed in this group.

Listed part numbers: DORMAN 916612, GATES VVS403 and CLOYES VTS212, plus the other parts above.

This table covers the seals at the Variable Valve Timing (VVT) Solenoid Gasket. 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

This group shows a single part: DORMAN 263155.

This table covers the cam phaser sprockets used by the variable-valve-timing system. Read more

5 Variable Valve Timing (VVT) Sprocket parts are listed for the 2021 Lincoln Navigator, from DORMAN, S.A. GEAR and ENGINETECH. DORMAN 916777 carries the "Popular" badge.

Economy: 2 parts, from DORMAN. A representative part number is DORMAN 916777.

The Standard Replacement section: 3 options from S.A. GEAR and ENGINETECH. ENGINETECH ECP1005I is listed in this group.

Part numbers include DORMAN 916777, DORMAN 916776 and ENGINETECH ECP1005I, among others listed above.

This table covers the Variable Valve Timing (VVT) Sprocket bolts. Read more

2 Variable Valve Timing (VVT) Sprocket Bolt parts for the 2021 Lincoln Navigator come from CLOYES.

This group includes CLOYES VCB106 and CLOYES VCB109.