2019 BMW M850I Engine Parts

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

2 Camshaft Seal parts are listed for the 2019 BMW M850I, from FEL-PRO and VICTOR REINZ.

Part numbers include FEL-PRO TCS46149 and VICTOR REINZ 711692800.

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

This group shows a single part: AJUSA 54304500.

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

7 Crankshaft Seal parts are listed for the 2019 BMW M850I, from VICTOR REINZ, AJUSA, FEL-PRO and 2 other brands. VICTOR REINZ 813939100 carries the "Popular" badge.

Part numbers include VICTOR REINZ 813939100, VICTOR REINZ 811040300 and AJUSA 61002100, among others listed above.

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

This group shows a single part: AJUSA 81061000.

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

4 Cylinder Head Gasket parts for the 2019 BMW M850I come from AJUSA.

Part numbers include AJUSA 10249900, AJUSA 10249910 and AJUSA 52607100, among others listed 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: AJUSA 52607000.

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

This group shows a single part: AJUSA 50549100.

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

This group shows a single part: AJUSA 13314000.

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

7 Motor Mount parts are listed for the 2019 BMW M850I, from DEA / MARMON RIDE CONTROL, VNE, ANCHOR and 2 other brands. ANCHOR 10258 carries the "Popular" badge.

This group includes ANCHOR 10258, WESTAR EM7560 and DEA / MARMON RIDE CONTROL A70085 and the remaining parts above.

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

6 Oil parts are listed for the 2019 BMW M850I, from LIQUI MOLY, VALVOLINE and MOBIL. MOBIL 127568 carries the "Popular" badge.

Part numbers include MOBIL 127568, VALVOLINE 787301 and LIQUI MOLY 22260, among others listed above.

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

One part is listed for the 2019 BMW M850I — MAHLE / CLEVITE CLC94000P.

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

One part is listed for the 2019 BMW M850I — REIN HWU0115.

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

This group shows a single part: AJUSA 21016800.

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

2 Oil Filler Cap parts are listed for the 2019 BMW M850I, from MOTORAD and VAICO.

Listed part numbers: MOTORAD MO214 and VAICO V204688.

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 2019 BMW M850I, from VARIOUS MFR, HENGST, PRO-TEC and 11 other brands. PRO-TEC PXL57189 carries the "Popular" badge.

In the Economy grade, VARIOUS MFR, PRO-TEC, CHAMP / LUBER-FINER and 3 other brands supply 7 parts: the catalog's value-priced group. A representative part number is PRO-TEC PXL57189.

The Standard Replacement section lists 9 options from HENGST, MAHLE / CLEVITE, WIX and 5 other brands — built to original-equipment specification. HENGST E359HD801 is listed in this group.

This table covers the Oil Filter covers. Read more

6 Oil Filter Cover parts for the 2019 BMW M850I come from 6 brands — DORMAN, ULTRA-POWER, MOTORAD and 3 other brands. The "Popular" part is DORMAN 921111.

This group includes DORMAN 921111 and MOTORAD MO308 and the remaining parts above.

This table covers the Oil Level 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

4 Oil Level Sensor parts are listed for the 2019 BMW M850I, from HELLA, STANDARD MOTOR PRODUCTS, ÜRO PARTS and 1 other brand.

Listed part numbers: HELLA 010497721, STANDARD MOTOR PRODUCTS FLS325 and ÜRO PARTS 12618638754, plus the other parts above.

This table covers the Oil Level Sensor 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 2019 BMW M850I — AJUSA 16078650.

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 2019 BMW M850I — AJUSA 59018100.

This table covers the rocker arms that transfer cam motion to the valves. Read more

One part is listed for the 2019 BMW M850I — VNE 41000274.

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

One part is listed for the 2019 BMW M850I — ÜRO PARTS 11317557741.

This table covers the gaskets that seal the Timing Cover. 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 2019 BMW M850I — AJUSA 77031300.

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 2019 BMW M850I — FEL-PRO TCS46311.

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

3 Turbocharger Boost Sensor parts for the 2019 BMW M850I come from 3 brands — WELLS, BECK/ARNLEY and HELLA.

The Economy section: 1 option from WELLS. WELLS 5S13286 is listed in this group.

Standard Replacement: 2 parts, from BECK/ARNLEY and HELLA. A representative part number is BECK/ARNLEY 1581726.

Listed part numbers: WELLS 5S13286, BECK/ARNLEY 1581726 and HELLA 358152381.

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

5 Turbocharger Coolant Line parts are listed for the 2019 BMW M850I, from DORMAN and REIN. REIN CHT0697 carries the "Popular" badge.

Part numbers include REIN CHT0697, DORMAN 667596 and DORMAN 667599, among others listed above.

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 2019 BMW M850I come from 2 brands — AJUSA and MAHLE / CLEVITE.

This group includes AJUSA 01158200, AJUSA JTC12221 and MAHLE / CLEVITE GS34020.

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

6 Turbocharger Oil Line parts are listed for the 2019 BMW M850I, from AJUSA, DORMAN, REIN and 2 other brands. DORMAN 667594 carries the "Popular" badge.

Part numbers include DORMAN 667594, REIN TFP0345 and AJUSA OP11235, among others listed above.

This table covers the Valve covers. Read more

This group shows a single part: SKP SK743462.

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

AJUSA supplies both parts for the 2019 BMW M850I.

Listed part numbers: AJUSA 56081400 and AJUSA 56081500.

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

One part is listed for the 2019 BMW M850I — AJUSA 85022300.

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 2019 BMW M850I, from AJUSA and VICTOR REINZ.

Part numbers include AJUSA 12033700, AJUSA 57069600 and VICTOR REINZ 123728101.

This table covers the Variable Valve Timing (VVT) Eccentric Shaft 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

One part is listed for the 2019 BMW M850I — ÜRO PARTS 11378652738.

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

8 Variable Valve Timing (VVT) Solenoid / Actuator parts are listed for the 2019 BMW M850I, from VAICO, WELLS, GATES and 2 other brands. GATES VVS229 carries the "Popular" badge.

Economy: 6 parts, from WELLS, GATES, ÜRO PARTS and 2 other brands. A representative part number is GATES VVS229.

The Standard Replacement section: 2 options from VAICO. VAICO V203797 is listed in this group.

Part numbers include GATES VVS229, ÜRO PARTS 11367614288 and VAICO V204822, among others listed 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: AJUSA 01907000.