The 1955 Desoto Firedome has 5 engine parts with verified fitment on this page — 3 part types and 4 brands, covering the 4.8L 291cid V8 engine. Each part includes a manufacturer part number and application notes.
On the 1955 Desoto Firedome, 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. All 5 listed parts are Crankshaft Seal (2 parts), Oil Filter (2 parts) and O-Ring (1 part).
Every part on this page is matched to the 4.8L 291cid V8 — the only engine offered in the 1955 Desoto Firedome.
The most listed brands for 1955 Desoto Firedome engine parts are VICTOR REINZ (2 parts), FEL-PRO (1 part) and HASTINGS / BALDWIN (1 part), plus 1 more brand.
Each part number listed for the 1955 Desoto Firedome opens a page with every vehicle that part fits.
Crankshaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO | BS40245 | 🇺🇸 US | Rubber | View on Amazon |
| VICTOR REINZ | 191014701 | 🇺🇸 US | SetRubber | 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 are listed for the 1955 Desoto Firedome, from FEL-PRO and VICTOR REINZ.
This group includes FEL-PRO BS40245 and VICTOR REINZ 191014701.
O-Ring
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VICTOR REINZ | 411041400 | 🇺🇸 US | 1In I.D. X 1-5/16 IN O.D. | View on Amazon |
This table covers the O-rings that seal this joint. 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 1955 Desoto Firedome — VICTOR REINZ 411041400.
Oil Filter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HASTINGS / BALDWIN | LF316 | 🇺🇸 US | View on Amazon | |
| WIX | 51071 | 🇺🇸 US 🇨🇦 CA | Cartridge 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.
2 Oil Filter parts are listed for the 1955 Desoto Firedome, from HASTINGS / BALDWIN and WIX.
This group includes HASTINGS / BALDWIN LF316 and WIX 51071.
Buying Engine Parts for a 1955 Desoto Firedome
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 4.8L 291cid V8 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 Filter .
Frequently Asked Questions
How many engine parts fit the 1955 Desoto Firedome?
Our catalog currently lists 5 engine parts for the 1955 Desoto Firedome across 3 subcategories and 4 brands, covering the 4.8L 291cid V8 engine. Each part is matched to the engine(s) it fits.
What are the signs of engine problems on a 1955 Desoto Firedome?
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 1955 Desoto Firedome 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 1955 Desoto Firedome?
Every part on this page is matched to the 4.8L 291cid V8 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 1955 Desoto Firedome
Engine Parts for Other Desoto Firedome Years
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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.