18 Ignition parts are listed for the 1941 Desoto S-8, in 5 part types, covering the 3.7L 228cid L6 engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 1941 Desoto S-8, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. 16 parts of the 18 listed are Spark Plug (10 parts), Distributor Cap (3 parts) and Distributor Rotor (3 parts). The other 2 part types cover the remaining 2 parts.
The 1941 Desoto S-8 came with a single engine, the 3.7L 228cid L6, and every part is verified against it.
5 brands supply ignition parts for the 1941 Desoto S-8, led by CHAMPION (6 parts), STANDARD MOTOR PRODUCTS (4 parts) and LILAND GLOBAL (4 parts), plus 2 more brands. Quality grades include Standard Replacement and Premium.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 1941 Desoto S-8. 2 parts have it, including ACDELCO R45 (Spark Plug) and CHAMPION 844 (Spark Plug). Each part number opens a page with every vehicle that part fits.
Condenser / Capacitor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | AL118T | 🇺🇸 US | T-SeriesTerminal Type: Slide | View on Amazon |
This table covers the capacitors used in this electrical or A/C circuit.
This group shows a single part: STANDARD MOTOR PRODUCTS AL118T.
Distributor Cap
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| LILAND GLOBAL | AL96LG | 🇺🇸 US | Body Material: PhenolicBlack Brass | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| LILAND GLOBAL | AL96BALG | 🇺🇸 US | Black AluminumBody Material: Phenolic | View on Amazon |
| STANDARD MOTOR PRODUCTS | AL96 | 🇺🇸 US | View on Amazon |
This table covers the Distributor caps. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable.
3 Distributor Cap parts are listed for the 1941 Desoto S-8, from LILAND GLOBAL and STANDARD MOTOR PRODUCTS.
The Premium section lists 1 option from LILAND GLOBAL — a step above OE specification in materials, tolerances or warranty terms. LILAND GLOBAL AL96LG is listed in this group.
The Standard Replacement section lists 2 options from LILAND GLOBAL and STANDARD MOTOR PRODUCTS — built to original-equipment specification. LILAND GLOBAL AL96BALG is listed in this group.
Part numbers include LILAND GLOBAL AL96LG, LILAND GLOBAL AL96BALG and STANDARD MOTOR PRODUCTS AL96.
Distributor Rotor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| LILAND GLOBAL | AL98LG | 🇺🇸 US | Height: 1.0 In | View on Amazon |
| LILAND GLOBAL | AL98RBLG | 🇺🇸 US | Red BrassPremium | View on Amazon |
| STANDARD MOTOR PRODUCTS | AL98 | 🇺🇸 US | View on Amazon |
This table covers the Distributor rotors. Typical signs include shudder under braking, or a lip at the outer edge. Do not put new pads on a rotor that is below minimum thickness.
3 Distributor Rotor parts are listed for the 1941 Desoto S-8, from LILAND GLOBAL and STANDARD MOTOR PRODUCTS.
Listed part numbers: LILAND GLOBAL AL98LG, LILAND GLOBAL AL98RBLG and STANDARD MOTOR PRODUCTS AL98.
Ignition Breaker Points
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | AL4556PT | 🇺🇸 US | T-Series | View on Amazon |
This table covers the breaker points in a points-type distributor.
This group shows a single part: STANDARD MOTOR PRODUCTS AL4556PT.
Spark Plug
Summary: Notes include pre-set gaps of 0.025", 0.030" and 0.040". Replacement brands in this table include CHAMPION, ACDELCO and MOTORCRAFT.
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular | R45 | 🇺🇸 US 🇨🇦 CA | ProfessionalConventional | View on Amazon |
| CHAMPION Popular | 844 | 🇺🇸 US | Copper PlusPre-Set Gap: 0.03" | View on Amazon |
| ACDELCO | C45L | 🇺🇸 US 🇨🇦 CA | ProfessionalConventional | View on Amazon |
| CHAMPION | 854 | 🇺🇸 US | Copper PlusPre-Set Gap: 0.03" | View on Amazon |
| CHAMPION | 8441 | 🇺🇸 US | Copper Plus | View on Amazon |
| CHAMPION | 511 | 🇺🇸 US | Copper PlusPre-Set Gap: 0.03" | View on Amazon |
| CHAMPION | 592 | 🇺🇸 US | Copper PlusPre-Set Gap: 0.03" | View on Amazon |
| CHAMPION | 592C | 🇺🇸 US | Copper Plus | View on Amazon |
| MOTORCRAFT | SP473A | 🇺🇸 US | Copper Non-Resistor | View on Amazon |
| MOTORCRAFT | SP473AX | 🇺🇸 US | Copper Non-Resistor | View on Amazon |
This table covers the spark plugs for this engine. Typical signs include misfire under load, rough idle, or a flashing check-engine light. Verify the gap even on pre-gapped plugs, and replace coil boots that come off a high-mileage engine.
10 Spark Plug parts are listed for the 1941 Desoto S-8, from CHAMPION, ACDELCO and MOTORCRAFT. ACDELCO R45 carries the "Popular" badge.
Buying Ignition Parts for a 1941 Desoto S-8
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Confirm you have the 3.7L 228cid 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 plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Spark Plug and Distributor Cap .
Frequently Asked Questions
How many ignition parts fit the 1941 Desoto S-8?
Our catalog currently lists 18 ignition parts for the 1941 Desoto S-8 across 5 subcategories and 5 brands, covering the 3.7L 228cid L6 engine. Each part is matched to the engine(s) it fits.
What are the signs of ignition problems on a 1941 Desoto S-8?
Common symptoms include misfires under load, rough idle, flashing check-engine light, or poor starting in damp weather. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What spark-plug gap is listed for the 1941 Desoto S-8?
Notes on this page include pre-set gaps of 0.025", 0.030" and 0.040". Still verify against spec — even “pre-gapped” plugs should be checked before they go in.
What should I replace at the same time?
Where labor overlaps, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
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 1941 Desoto S-8 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 1941 Desoto S-8?
Every part on this page is matched to the 3.7L 228cid L6 engine. Then gap matters even on “pre-gapped” plugs — verify against spec, and replace coil boots when they come off a high-mileage engine. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 1941 Desoto S-8
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