32 Engine parts are listed for the 2012 Alfa Romeo Giulietta, in 17 part types, covering the 1.8L L4 Turbocharged engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2012 Alfa Romeo Giulietta, the engine covers the internals and hard parts that build compression and keep oil where it belongs — gaskets, bearings, camshafts, lifters, seals and timing components. Most of the listed parts are Crankshaft Seal (4 parts), Oil Drain Plug Gasket (3 parts) and Valve Stem Seal (3 parts). The other 14 part types cover the remaining 22 parts.
Every part on this page is matched to the 1.8L L4 Turbocharged — the only engine offered in the 2012 Alfa Romeo Giulietta.
The most listed brands for 2012 Alfa Romeo Giulietta engine parts are ELRING (18 parts), AJUSA (13 parts) and MOBIL (1 part).
Each part number listed for the 2012 Alfa Romeo Giulietta opens a page with every vehicle that part fits.
Camshaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 15063900 | 🇲🇽 MX | 40 x 55 x 7Clockwise | View on Amazon |
| ELRING | 290710 | 🇲🇽 MX | Inner Diameter [MM]: 40Radial Shaft Seal Design: AwithBS | View on Amazon |
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.
2 Camshaft Seal parts are listed for the 2012 Alfa Romeo Giulietta, from AJUSA and ELRING.
Listed part numbers: AJUSA 15063900 and ELRING 290710.
Conversion / Lower Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 54174600 | 🇲🇽 MX | View on Amazon | |
| ELRING | 822430 | 🇲🇽 MX | with Crankshaft Seal | View on Amazon |
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.
2 Conversion / Lower Gasket Set parts for the 2012 Alfa Romeo Giulietta come from 2 brands — AJUSA and ELRING.
Part numbers include AJUSA 54174600 and ELRING 822430.
Crankshaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 15055200 | 🇲🇽 MX | FrontClockwise | View on Amazon |
| AJUSA | 71000800 | 🇲🇽 MX | Rear | View on Amazon |
| ELRING | 069590 | 🇲🇽 MX | Inner Diameter [mm]: 31Radial Shaft Seal Design: AwithBS | View on Amazon |
| ELRING | 199191 | 🇲🇽 MX | with Mounting SleeveMaterial: FPM (Fluoride Rubber) | View on Amazon |
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.
4 Crankshaft Seal parts are listed for the 2012 Alfa Romeo Giulietta, from AJUSA and ELRING.
This group includes AJUSA 15055200, AJUSA 71000800 and ELRING 069590 and the remaining parts above.
Cylinder Head Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 81056900 | 🇲🇽 MX | View on Amazon | |
| ELRING | 445680 | 🇲🇽 MX | Set | View on Amazon |
This table covers the bolts that clamp the cylinder head to the block.
2 Cylinder Head Bolt parts for the 2012 Alfa Romeo Giulietta come from 2 brands — AJUSA and ELRING.
Part numbers include AJUSA 81056900 and ELRING 445680.
Cylinder Head Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 10194200 | 🇲🇽 MX | Multi Layered Steel | View on Amazon |
| ELRING | 492252 | 🇲🇽 MX | View on Amazon |
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.
2 Cylinder Head Gasket parts for the 2012 Alfa Romeo Giulietta come from 2 brands — AJUSA and ELRING.
Part numbers include AJUSA 10194200 and ELRING 492252.
Cylinder Head Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 52286500 | 🇲🇽 MX | View on Amazon | |
| ELRING | 814140 | 🇲🇽 MX | without Cylinder Head Gasketwith valve stem seals | View on Amazon |
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.
2 Cylinder Head Gasket Set parts for the 2012 Alfa Romeo Giulietta come from 2 brands — AJUSA and ELRING.
Part numbers include AJUSA 52286500 and ELRING 814140.
Engine Kit Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 50306300 | 🇲🇽 MX | View on Amazon |
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.
This group shows a single part: AJUSA 50306300.
Intake Manifold Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 24038100 | 🇲🇽 MX | Material: Fluoroelastomer (FKM)VI | View on Amazon |
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.
This group shows a single part: AJUSA 24038100.
Oil Cooler Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING | 926020 | 🇲🇽 MX | View on Amazon |
This table covers the gaskets that seal the Oil Cooler. 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.
This group shows a single part: ELRING 926020.
Oil Drain Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING | 587200 | 🇲🇽 MX | without Seal RingBolt Head/Nut Design: Hexagon Socket | View on Amazon |
| ELRING | 877920 | 🇲🇽 MX | with Seal RingBolt Head/Nut Design: Hexagon Socket | View on Amazon |
This table covers the drain plugs in the oil pan.
ELRING supplies both parts for the 2012 Alfa Romeo Giulietta.
This group includes ELRING 587200 and ELRING 877920.
Oil Drain Plug Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 00545800 | 🇲🇽 MX | Multi Layered Steel | View on Amazon |
| ELRING | 804360 | 🇲🇽 MX | Inner Diameter [MM]: 18,7Inside Diameter: 18.7 mm | View on Amazon |
| ELRING | 339580 | 🇲🇽 MX | Material: CopperShape: A-Shape | View on Amazon |
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.
3 Oil Drain Plug Gasket parts for the 2012 Alfa Romeo Giulietta come from 2 brands — ELRING and AJUSA.
Listed part numbers: AJUSA 00545800, ELRING 804360 and ELRING 339580.
Oil Filter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOBIL | M1110A | 🇲🇽 MX | Extended Performance | View on Amazon |
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.
One part is listed for the 2012 Alfa Romeo Giulietta — MOBIL M1110A.
Oil Pump Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING | 474860 | 🇲🇽 MX | Manufacturer Restriction: Pierburg | View on Amazon |
| ELRING | 576580 | 🇲🇽 MX | Gasket Design: Metal Elastomer Gasket | View on Amazon |
This table covers the gaskets that seal the Oil Pump. 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.
2 Oil Pump Gasket parts for the 2012 Alfa Romeo Giulietta come from ELRING.
Part numbers include ELRING 474860 and ELRING 576580.
Turbocharger Oil Line Gasket / O-Ring
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING | 780430 | 🇲🇽 MX | View on Amazon |
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.
One part is listed for the 2012 Alfa Romeo Giulietta — ELRING 780430.
Valve Cover Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING | 461682 | 🇲🇽 MX | Available as universal article as well, See article No.: 461.682 EL-LIQ 74Material: Zinc-Copper brazing alloy (ZN-CU) | View on Amazon |
| ELRING | 308210 | 🇲🇽 MX | Upper | View on Amazon |
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.
ELRING supplies both parts for the 2012 Alfa Romeo Giulietta.
Listed part numbers: ELRING 461682 and ELRING 308210.
Valve Lifter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 85009000 | 🇲🇽 MX | View on Amazon |
This table covers the lifters / tappets that transfer cam motion to the valves.
One part is listed for the 2012 Alfa Romeo Giulietta — AJUSA 85009000.
Valve Stem Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 12030500 | 🇲🇽 MX | 4.9 x 10.7 x 15.3 | View on Amazon |
| AJUSA | 57054700 | 🇲🇽 MX | View on Amazon | |
| ELRING | 332330 | 🇲🇽 MX | View on Amazon |
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.
3 Valve Stem Seal parts are listed for the 2012 Alfa Romeo Giulietta, from AJUSA and ELRING.
This group includes AJUSA 12030500, AJUSA 57054700 and ELRING 332330.
Buying Engine Parts for a 2012 Alfa Romeo Giulietta
On this vehicle, the engine covers the internals and hard parts that build compression and keep oil where it belongs — gaskets, bearings, camshafts, lifters, seals and timing components.
- Confirm you have the 1.8L L4 Turbocharged engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the seals and gaskets for anything you open up; a timing job should always include the tensioner and guides, not just the belt or chain.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Crankshaft Seal and Oil Drain Plug Gasket .
Frequently Asked Questions
How many engine parts fit the 2012 Alfa Romeo Giulietta?
Our catalog currently lists 32 engine parts for the 2012 Alfa Romeo Giulietta across 17 subcategories and 3 brands, covering the 1.8L L4 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of engine problems on a 2012 Alfa Romeo Giulietta?
Common symptoms include oil spots under the vehicle, blue or white exhaust smoke, ticking from the valvetrain, or coolant mysteriously disappearing. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the seals and gaskets for anything you open up; a timing job should always include the tensioner and guides, not just the belt or chain.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2012 Alfa Romeo Giulietta was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2012 Alfa Romeo Giulietta?
Every part on this page is matched to the 1.8L L4 Turbocharged engine. Then engine hard parts are unforgiving of guesswork — confirm the casting or engine code before ordering, because one model year can hide two different blocks. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2012 Alfa Romeo Giulietta
Engine Parts for Other Alfa Romeo Giulietta Years
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