The 1948 Kaiser-Frazer Custom has 23 engine parts with verified fitment on this page — 13 part types and 10 brands, covering the 3.7L 226cid L6 engine. Each part includes a manufacturer part number and application notes.
The engine on the 1948 Kaiser-Frazer Custom 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 Crankshaft Seal (4 parts), Cylinder Head Gasket Set (3 parts) and Engine Kit Gasket Set (3 parts). The other 10 part types cover the remaining 13 parts.
Every part on this page is matched to the 3.7L 226cid L6 — the only engine offered in the 1948 Kaiser-Frazer Custom.
The most listed brands for 1948 Kaiser-Frazer Custom engine parts are VICTOR REINZ (7 parts), FEL-PRO (5 parts) and NATIONAL (2 parts), plus 7 more brands.
Each part number listed for the 1948 Kaiser-Frazer Custom opens a page with every vehicle that part fits.
Camshaft Bearing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DURA-BOND | K1 | 🇺🇸 US | 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.
This group shows a single part: DURA-BOND K1.
Crankshaft Main Bearing Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VICTOR REINZ | 181002601 | 🇺🇸 US | RearRope Packing | View on Amazon |
This table covers the gaskets that seal the Crankshaft Main Bearing. 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: VICTOR REINZ 181002601.
Crankshaft Repair Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NATIONAL | 99174 | 🇺🇸 US | Front | View on Amazon |
| WJB / INMOTION PARTS | WS99174 | 🇺🇸 US | Front | View on Amazon |
This table covers the sleeves used to restore a grooved crankshaft seal surface.
2 Crankshaft Repair Sleeve parts are listed for the 1948 Kaiser-Frazer Custom, from NATIONAL and WJB / INMOTION PARTS.
Part numbers include NATIONAL 99174 and WJB / INMOTION PARTS WS99174.
Crankshaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA | NS471504 | 🇺🇸 US | Front | View on Amazon |
| NATIONAL | 471504 | 🇺🇸 US | Nitrile | View on Amazon |
| SCHAEFFLER | SS2783 | 🇺🇸 US | Front2.44" O.D. X 0.32" Width | View on Amazon |
| WJB / INMOTION PARTS | WS471504 | 🇺🇸 US | Nitrile | 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 1948 Kaiser-Frazer Custom, from BCA, NATIONAL, SCHAEFFLER and 1 other brand.
Listed part numbers: BCA NS471504, NATIONAL 471504 and SCHAEFFLER SS2783, plus the other parts above.
Cylinder Head Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO | 7191S | 🇺🇸 US | with Fiber-Faced Head Gasket | View on Amazon |
| VICTOR REINZ | 611112400 | 🇺🇸 US | 3.406 IN Bore Diameter | 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 1948 Kaiser-Frazer Custom come from 2 brands — FEL-PRO and VICTOR REINZ.
Listed part numbers: FEL-PRO 7191S and VICTOR REINZ 611112400.
Cylinder Head Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO | HS7191S2 | 🇺🇸 US | with Fiber-Faced Head GasketIncludes Valve Stem Seals | View on Amazon |
| MAHLE / CLEVITE | HS986SY | 🇺🇸 US | Includes Valve Stem Seals | View on Amazon |
| VICTOR REINZ | 021091501 | 🇺🇸 US | 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 for the 1948 Kaiser-Frazer Custom come from 3 brands — FEL-PRO, MAHLE / CLEVITE and VICTOR REINZ.
Listed part numbers: FEL-PRO HS7191S2, MAHLE / CLEVITE HS986SY and VICTOR REINZ 021091501.
Engine Kit Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO | FS7191S8 | 🇺🇸 US | Overhaul Set | View on Amazon |
| MAHLE / CLEVITE | FS986SY | 🇺🇸 US | Full Set | View on Amazon |
| VICTOR REINZ | 011033501 | 🇺🇸 US | with 2 Water Holes On Centerlinewith 24 Stud Head | 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.
3 Engine Kit Gasket Set parts for the 1948 Kaiser-Frazer Custom come from 3 brands — FEL-PRO, MAHLE / CLEVITE and VICTOR REINZ.
Listed part numbers: FEL-PRO FS7191S8, MAHLE / CLEVITE FS986SY and VICTOR REINZ 011033501.
Exhaust Valve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MELLING | V0210 | 🇺🇸 US | Used with Rotocap | View on Amazon |
This table covers the exhaust valves that let combustion gas out of 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.
One part is listed for the 1948 Kaiser-Frazer Custom — MELLING V0210.
Intake & Exhaust Manifold Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO | MS8886B | 🇺🇸 US | with Oval Exhaust PortsSingle Fold Manifold Gasket | View on Amazon |
| VICTOR REINZ | 711478200 | 🇺🇸 US | Single Fold Manifold Gasketwith Oval Exhaust Ports | 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.
2 Intake & Exhaust Manifold Gasket Set parts for the 1948 Kaiser-Frazer Custom come from 2 brands — FEL-PRO and VICTOR REINZ.
This group includes FEL-PRO MS8886B and VICTOR REINZ 711478200.
Oil Pan Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VICTOR REINZ | 101037601 | 🇺🇸 US | 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.
One part is listed for the 1948 Kaiser-Frazer Custom — VICTOR REINZ 101037601.
Piston
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SILV-O-LITE | 2103 | 🇺🇸 US | Floating Pin TypeCentered Pin Configuration | View on Amazon |
This table covers the pistons that travel in each cylinder. Typical signs include knock, blow-by, or a cylinder that will not hold compression. Piston work is a short-block job. Match bore, pin and ring pack in the notes — not the photo.
This group shows a single part: SILV-O-LITE 2103.
Timing Cover Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO | TCS54003 | 🇺🇸 US | View on Amazon |
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.
One part is listed for the 1948 Kaiser-Frazer Custom — FEL-PRO TCS54003.
Valve Cover Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VICTOR REINZ | 151116701 | 🇺🇸 US | SetCork | 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.
One part is listed for the 1948 Kaiser-Frazer Custom — VICTOR REINZ 151116701.
Buying Engine Parts for a 1948 Kaiser-Frazer Custom
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 3.7L 226cid L6 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 Cylinder Head Gasket Set .
Frequently Asked Questions
How many engine parts fit the 1948 Kaiser-Frazer Custom?
Our catalog currently lists 23 engine parts for the 1948 Kaiser-Frazer Custom across 13 subcategories and 10 brands, covering the 3.7L 226cid L6 engine. Each part is matched to the engine(s) it fits.
What are the signs of engine problems on a 1948 Kaiser-Frazer Custom?
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 1948 Kaiser-Frazer Custom 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 1948 Kaiser-Frazer Custom?
Every part on this page is matched to the 3.7L 226cid L6 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 1948 Kaiser-Frazer Custom
Engine Parts for Other Kaiser-Frazer Custom 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.