33 Engine parts are listed for the 1999 Peugeot 306, in 17 part types, covering the 1.8L L4 engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
The engine on the 1999 Peugeot 306 covers the internals and hard parts that build compression and keep oil where it belongs — gaskets, bearings, camshafts, lifters, seals and timing components. The largest groups are Oil Filter (6 parts), Valve Stem Seal (4 parts) and Crankshaft Seal (3 parts). The other 14 part types cover the remaining 20 parts.
The 1999 Peugeot 306 came with a single engine, the 1.8L L4, and every part is verified against it.
11 brands supply engine parts for the 1999 Peugeot 306, led by AJUSA (18 parts), ELRING (5 parts) and HASTINGS MANUFACTURING (2 parts), plus 8 more brands. Quality grades include Standard Replacement and Economy.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 1999 Peugeot 306. 2 parts have it, including PRO-TEC PXL51381 (Oil Filter) and WIX 51381 (Oil Filter). Each part number opens a page with every vehicle that part fits.
Camshaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 93091900 | 🇲🇽 MX | Engine # XU7JP4(LFY) | View on Amazon |
This table covers the camshafts that open the valves.
One part is listed for the 1999 Peugeot 306 — AJUSA 93091900.
Camshaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 15014700 | 🇲🇽 MX | 36 x 50 x 7Clockwise | 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.
This group shows a single part: AJUSA 15014700.
Conversion / Lower Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 54074800 | 🇲🇽 MX | Engine # XU7JP4(LFY)From Engine # 7966 | 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.
One part is listed for the 1999 Peugeot 306 — AJUSA 54074800.
Crankshaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 15044800 | 🇲🇽 MX | FrontClockwise | View on Amazon |
| AJUSA | 15044900 | 🇲🇽 MX | Rear90 x 110 x 7 | View on Amazon |
| VICTOR REINZ | 812592610 | 🇲🇽 MX | Front | 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.
3 Crankshaft Seal parts for the 1999 Peugeot 306 come from 2 brands — AJUSA and VICTOR REINZ.
This group includes AJUSA 15044800, AJUSA 15044900 and VICTOR REINZ 812592610.
Cylinder Head Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 81015200 | 🇲🇽 MX | Engine # XU7JP4(LFY)From Engine # 7966 | View on Amazon |
| ELRING | 129950 | 🇲🇽 MX | Set | View on Amazon |
This table covers the bolts that clamp the cylinder head to the block.
2 Cylinder Head Bolt parts are listed for the 1999 Peugeot 306, from AJUSA and ELRING.
This group includes AJUSA 81015200 and ELRING 129950.
Cylinder Head Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 10094700 | 🇲🇽 MX | 84 Bore DiameterEngine # XU7JP4(LFY) | View on Amazon |
| ELRING | 851110 | 🇲🇽 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 are listed for the 1999 Peugeot 306, from AJUSA and ELRING.
Part numbers include AJUSA 10094700 and ELRING 851110.
Cylinder Head Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 52158200 | 🇲🇽 MX | Engine # XU7JP4(LFY)From Engine # 7966 | 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.
One part is listed for the 1999 Peugeot 306 — AJUSA 52158200.
Engine Kit Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 50171700 | 🇲🇽 MX | Engine # XU7JP4(LFY)From Engine # 7966 | 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.
One part is listed for the 1999 Peugeot 306 — AJUSA 50171700.
Intake Manifold Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 13138700 | 🇲🇽 MX | Engine # XU7JP4(LFY)From Engine # 7966 | View on Amazon |
| ELRING | 181380 | 🇲🇽 MX | 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.
2 Intake Manifold Gasket parts are listed for the 1999 Peugeot 306, from AJUSA and ELRING.
Listed part numbers: AJUSA 13138700 and ELRING 181380.
Intake Plenum Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 00833900 | 🇲🇽 MX | UpperEngine # XU7JP4(LFY) | View on Amazon |
| AJUSA | 13077300 | 🇲🇽 MX | LowerEngine # XU7JP4(LFY) | View on Amazon |
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.
2 Intake Plenum Gasket parts for the 1999 Peugeot 306 come from AJUSA.
Part numbers include AJUSA 00833900 and AJUSA 13077300.
Intake Valve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ITM ENGINE COMPONENTS | RV9486 | 🇲🇽 MX | View on Amazon |
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.
This group shows a single part: ITM ENGINE COMPONENTS RV9486.
Oil Drain Plug Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 18001000 | 🇲🇽 MX | Engine # XU7JP4(LFY)From Engine # 7966 | 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.
One part is listed for the 1999 Peugeot 306 — AJUSA 18001000.
Oil Filter
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRO-TEC Popular | PXL51381 | 🇲🇽 MX | View on Amazon | |
| VARIOUS MFR | PG193 | 🇲🇽 MX | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WIX Popular | 51381 | 🇲🇽 MX | Bypass Relief Valve Setting: 13-19 PSIMedia Material: Enhanced Cellulose | View on Amazon |
| HENGST | H10W09 | 🇲🇽 MX | Spin-On | View on Amazon |
| MAHLE / CLEVITE | OC976 | 🇲🇽 MX | View on Amazon | |
| MANN | W9171 | 🇲🇽 MX | Anti-Drain Back Valve: YESBypass Relief Valve Setting: 16 PSI | 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.
6 Oil Filter parts for the 1999 Peugeot 306 come from 6 brands — PRO-TEC, VARIOUS MFR, WIX and 3 other brands. The "Popular" part is PRO-TEC PXL51381.
The Economy section lists 2 options from PRO-TEC and VARIOUS MFR — the catalog's value-priced group. PRO-TEC PXL51381 is listed in this group.
In the Standard Replacement grade, WIX, HENGST, MAHLE / CLEVITE and 1 other brand supply 4 parts: built to original-equipment specification. A representative part number is WIX 51381.
Listed part numbers: PRO-TEC PXL51381, VARIOUS MFR PG193 and WIX 51381, plus the other parts above.
Piston Ring
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HASTINGS MANUFACTURING | 2N4651 | 🇲🇽 MX | Full SetTop Ring Surface Treatment: Nitride | View on Amazon |
| HASTINGS MANUFACTURING | 2N4651S | 🇲🇽 MX | 1 Cylinder SetTop Ring Surface Treatment: Nitride | View on Amazon |
This table covers the rings that seal each piston to the cylinder wall.
HASTINGS MANUFACTURING supplies both parts for the 1999 Peugeot 306.
Part numbers include HASTINGS MANUFACTURING 2N4651 and HASTINGS MANUFACTURING 2N4651S.
Valve Cover Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 11082600 | 🇲🇽 MX | ExhaustEngine # XU7JP4(LFY) | View on Amazon |
| AJUSA | 11082700 | 🇲🇽 MX | IntakeEngine # XU7JP4(LFY) | 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.
2 Valve Cover Gasket parts for the 1999 Peugeot 306 come from AJUSA.
Listed part numbers: AJUSA 11082600 and AJUSA 11082700.
Valve Lifter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 85002200 | 🇲🇽 MX | Engine # XU7JP4(LFY)From Engine # 7966 | View on Amazon |
This table covers the lifters / tappets that transfer cam motion to the valves.
This group shows a single part: AJUSA 85002200.
Valve Stem Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 12014800 | 🇲🇽 MX | 5.5 x 9.7 x 17Engine # XU7JP4(LFY) | View on Amazon |
| AJUSA | 57030900 | 🇲🇽 MX | Engine # XU7JP4(LFY)From Engine # 7966 | View on Amazon |
| ELRING | 090970 | 🇲🇽 MX | To 08 1998 | View on Amazon |
| ELRING | 155720 | 🇲🇽 MX | Set | 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.
4 Valve Stem Seal parts for the 1999 Peugeot 306 come from 2 brands — AJUSA and ELRING.
Listed part numbers: AJUSA 12014800, AJUSA 57030900 and ELRING 090970, plus the other parts above.
Buying Engine Parts for a 1999 Peugeot 306
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 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: Oil Filter and Valve Stem Seal .
Frequently Asked Questions
How many engine parts fit the 1999 Peugeot 306?
Our catalog currently lists 33 engine parts for the 1999 Peugeot 306 across 17 subcategories and 11 brands, covering the 1.8L L4 engine. Each part is matched to the engine(s) it fits.
What are the signs of engine problems on a 1999 Peugeot 306?
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 1999 Peugeot 306 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 1999 Peugeot 306?
Every part on this page is matched to the 1.8L L4 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 1999 Peugeot 306
Engine Parts for Other Peugeot 306 Years
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