This page lists 52 engine parts for the 1975 Austin Marina, across 18 part types, covering the 1.8L L4 engine. Every part shows its brand, manufacturer part number and fitment notes.
The engine on the 1975 Austin Marina 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 (10 parts), Expansion Plug (5 parts) and Valve Cover Gasket (5 parts). The other 15 part types cover the remaining 32 parts.
The 1975 Austin Marina came with a single engine, the 1.8L L4, and every part is verified against it.
18 brands supply engine parts for the 1975 Austin Marina, led by AJUSA (12 parts), MAHLE / CLEVITE (6 parts) and VICTOR REINZ (6 parts), plus 15 more brands. Quality grades include Standard Replacement, Economy and High Performance / Heavy Duty.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 1975 Austin Marina. 4 parts have it, including DORMAN 565030 (Expansion Plug) and MOBIL M1204A (Oil Filter). Each part number opens a page with every vehicle that part fits.
Camshaft Bearing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DURA-BOND | DA2 | 🇺🇸 US 🇨🇦 CA | Standard | View on Amazon |
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.
One part is listed for the 1975 Austin Marina — DURA-BOND DA2.
Connecting Rod Bearing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| KING ENGINE BEARINGS | CR4403AM | 🇺🇸 US 🇨🇦 CA | SetBimetal (Aluminum Base) | View on Amazon |
| MAHLE / CLEVITE | CB792P | 🇺🇸 US 🇨🇦 CA | P Series (Tri-Metal)Pair | View on Amazon |
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.
2 Connecting Rod Bearing parts are listed for the 1975 Austin Marina, from KING ENGINE BEARINGS and MAHLE / CLEVITE.
Part numbers include KING ENGINE BEARINGS CR4403AM and MAHLE / CLEVITE CB792P.
Conversion / Lower Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 54031800 | 🇺🇸 US 🇨🇦 CA | Engine # B | View on Amazon |
| MAHLE / CLEVITE | CS3614 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| VICTOR REINZ | 081133401 | 🇺🇸 US 🇨🇦 CA | 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.
3 Conversion / Lower Gasket Set parts are listed for the 1975 Austin Marina, from AJUSA, MAHLE / CLEVITE and VICTOR REINZ.
This group includes AJUSA 54031800, MAHLE / CLEVITE CS3614 and VICTOR REINZ 081133401.
Crankshaft Main Bearing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| KING ENGINE BEARINGS | MB520AM | 🇺🇸 US 🇨🇦 CA | SetBimetal (Aluminum Base) | View on Amazon |
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.
This group shows a single part: KING ENGINE BEARINGS MB520AM.
Crankshaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 15015900 | 🇺🇸 US 🇨🇦 CA | Front38 x 58.9 x 8.3/9.5 | View on Amazon |
| AJUSA | 15038800 | 🇺🇸 US 🇨🇦 CA | Rear88.9 x 104.7 x 9.5 | 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.
2 Crankshaft Seal parts for the 1975 Austin Marina come from AJUSA.
This group includes AJUSA 15015900 and AJUSA 15038800.
Cylinder Head Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 10023200 | 🇺🇸 US 🇨🇦 CA | 82.5 Bore DiameterEngine # B | View on Amazon |
| FEL-PRO | 21183C | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| MAHLE / CLEVITE | 3614 | 🇺🇸 US 🇨🇦 CA | Copper | View on Amazon |
| VICTOR REINZ | 611062500 | 🇺🇸 US 🇨🇦 CA | 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.
4 Cylinder Head Gasket parts are listed for the 1975 Austin Marina, from AJUSA, FEL-PRO, MAHLE / CLEVITE and 1 other brand.
Part numbers include AJUSA 10023200, FEL-PRO 21183C and MAHLE / CLEVITE 3614, among others listed above.
Cylinder Head Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 52055600 | 🇺🇸 US 🇨🇦 CA | Engine # B | View on Amazon |
| MAHLE / CLEVITE | HS3614W | 🇺🇸 US 🇨🇦 CA | Includes Valve Stem Seals | View on Amazon |
| VICTOR REINZ | 021091801 | 🇺🇸 US 🇨🇦 CA | 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.
3 Cylinder Head Gasket Set parts are listed for the 1975 Austin Marina, from AJUSA, MAHLE / CLEVITE and VICTOR REINZ.
Listed part numbers: AJUSA 52055600, MAHLE / CLEVITE HS3614W and VICTOR REINZ 021091801.
Engine Kit Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 50062900 | 🇺🇸 US 🇨🇦 CA | Engine # B | 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 1975 Austin Marina — AJUSA 50062900.
Expansion Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Popular | 565030 | 🇺🇸 US 🇨🇦 CA | Nominal Dia.: 41.54mmMetric Dia. | View on Amazon |
| DORMAN | 555030 | 🇺🇸 US 🇨🇦 CA | SteelNominal Dia.: 41.54mm | View on Amazon |
| PIONEER | PE143 | 🇺🇸 US 🇨🇦 CA | Steel | View on Amazon |
| PIONEER | PE143R | 🇺🇸 US 🇨🇦 CA | Steel | View on Amazon |
| PIONEER | PE143BR | 🇺🇸 US 🇨🇦 CA | Brass or Steel | View on Amazon |
This table covers the Expansion 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.
5 Expansion Plug parts are listed for the 1975 Austin Marina, from PIONEER and DORMAN. DORMAN 565030 carries the "Popular" badge.
Listed part numbers: DORMAN 565030, DORMAN 555030 and PIONEER PE143, plus the other parts above.
Intake & Exhaust Manifold Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 13017700 | 🇺🇸 US 🇨🇦 CA | Engine # B | View on Amazon |
| FEL-PRO | MS22506B | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| MAHLE / CLEVITE | MS15234 | 🇺🇸 US 🇨🇦 CA | Composite | View on Amazon |
| VICTOR REINZ | 111076901 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Intake & Exhaust Manifold gasket sets. 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.
4 Intake & Exhaust Manifold Gasket Set parts are listed for the 1975 Austin Marina, from AJUSA, FEL-PRO, MAHLE / CLEVITE and 1 other brand.
This group includes AJUSA 13017700, FEL-PRO MS22506B and MAHLE / CLEVITE MS15234 and the remaining parts above.
Oil Drain Plug Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 18000900 | 🇺🇸 US 🇨🇦 CA | Engine # Bwith Original Equipment (OE) # 11026-01N02 | 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 1975 Austin Marina — AJUSA 18000900.
Oil Filter
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH | 72137WS | 🇺🇸 US 🇨🇦 CA | Workshop Oil Filter | View on Amazon |
| VARIOUS MFR | PG4670 | 🇺🇸 US 🇨🇦 CA | Spin-On | View on Amazon |
High Performance / Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOBIL Popular | M1204A | 🇺🇸 US 🇨🇦 CA | Extended Performance | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORCRAFT Popular | FL300 | 🇺🇸 US 🇨🇦 CA | Models with Top Mounted Filter | View on Amazon |
| ACDELCO | PF53 | 🇺🇸 US 🇨🇦 CA | Gold / Professional or Gold / Professional DurapackSpin-On | View on Amazon |
| BECK/ARNLEY | 0418162 | 🇺🇸 US 🇨🇦 CA | Top Loading Filter | View on Amazon |
| BOSCH | 3402 | 🇺🇸 US 🇨🇦 CA | Premium Oil Filter | View on Amazon |
| MANN | W92017 | 🇺🇸 US 🇨🇦 CA | Models with Top Mounted Filter | View on Amazon |
| VARIOUS MFR | PG4670EX | 🇺🇸 US 🇨🇦 CA | Extended LifeSpin-On | View on Amazon |
| WIX | 51307 | 🇺🇸 US 🇨🇦 CA | Spin-On Filter | 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.
10 Oil Filter parts for the 1975 Austin Marina come from 8 brands — BOSCH, VARIOUS MFR, MOBIL and 5 other brands. The "Popular" part is MOBIL M1204A.
The Economy section lists 2 options from BOSCH and VARIOUS MFR — the catalog's value-priced group. BOSCH 72137WS is listed in this group.
The High Performance / Heavy Duty section lists 1 option from MOBIL — grouped under the catalog's "High Performance / Heavy Duty" designation — the notes column spells out what sets them apart. MOBIL M1204A is listed in this group.
In the Standard Replacement grade, MOTORCRAFT, ACDELCO, BECK/ARNLEY and 4 other brands supply 7 parts: built to original-equipment specification. A representative part number is MOTORCRAFT FL300.
Oil Pan Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 14041100 | 🇺🇸 US 🇨🇦 CA | Engine # B | View on Amazon |
| FEL-PRO | OS20011 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| VICTOR REINZ | 711525600 | 🇺🇸 US 🇨🇦 CA | Composite FiberAFM | View on Amazon |
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.
3 Oil Pan Gasket parts for the 1975 Austin Marina come from 3 brands — AJUSA, FEL-PRO and VICTOR REINZ.
This group includes AJUSA 14041100, FEL-PRO OS20011 and VICTOR REINZ 711525600.
Thrust Washer
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| KING ENGINE BEARINGS | TW216AM | 🇺🇸 US 🇨🇦 CA | Bimetal (Aluminum Base) | View on Amazon |
This table covers the Thrust washers.
This group shows a single part: KING ENGINE BEARINGS TW216AM.
Timing Belt Pulley
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY | 0513860 | 🇺🇸 US 🇨🇦 CA | Bearing Only | View on Amazon |
| BECK/ARNLEY | 0513954 | 🇺🇸 US 🇨🇦 CA | Bearing Only | View on Amazon |
This table covers the Timing Belt pulleys. Typical signs include a growl or chirp that follows engine speed, or a pulley that will not spin freely by hand. Spin each pulley with the belt off. Roughness or play means replace it with the belt.
2 Timing Belt Pulley parts for the 1975 Austin Marina come from BECK/ARNLEY.
Listed part numbers: BECK/ARNLEY 0513860 and BECK/ARNLEY 0513954.
Timing Chain
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| INA | ZC94009 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| S.A. GEAR | 3SR52 | 🇺🇸 US 🇨🇦 CA | Chain | View on Amazon |
This table covers the timing chains that keep the cams in time with the crank.
2 Timing Chain parts are listed for the 1975 Austin Marina, from INA and S.A. GEAR.
Listed part numbers: INA ZC94009 and S.A. GEAR 3SR52.
Valve Cover Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Popular | VS215091 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| AJUSA | 11016000 | 🇺🇸 US 🇨🇦 CA | Engine # B | View on Amazon |
| BECK/ARNLEY | 0360081 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| MAHLE / CLEVITE | VS30026 | 🇺🇸 US 🇨🇦 CA | Cork-Rubber | View on Amazon |
| VICTOR REINZ | 151079001 | 🇺🇸 US 🇨🇦 CA | Set | 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.
5 Valve Cover Gasket parts for the 1975 Austin Marina come from 5 brands — FEL-PRO, AJUSA, BECK/ARNLEY and 2 other brands. The "Popular" part is FEL-PRO VS215091.
This group includes FEL-PRO VS215091, AJUSA 11016000 and BECK/ARNLEY 0360081 and the remaining parts above.
Valve Stem Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 16001000 | 🇺🇸 US 🇨🇦 CA | Engine # B | View on Amazon |
| AJUSA | 57001100 | 🇺🇸 US 🇨🇦 CA | Engine # B | 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.
2 Valve Stem Seal parts for the 1975 Austin Marina come from AJUSA.
Listed part numbers: AJUSA 16001000 and AJUSA 57001100.
Buying Engine Parts for a 1975 Austin Marina
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 Expansion Plug .
Frequently Asked Questions
How many engine parts fit the 1975 Austin Marina?
Our catalog currently lists 52 engine parts for the 1975 Austin Marina across 18 subcategories and 18 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 1975 Austin Marina?
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 1975 Austin Marina 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 1975 Austin Marina?
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 1975 Austin Marina
Engine Parts for Other Austin Marina Years
Switch vehicle or jump to a subcategory
Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.