The 1937 Hudson Custom Eight has 17 ignition parts with verified fitment on this page — 5 part types and 8 brands, covering the 4.2L 254cid L8 engine. Each part includes a manufacturer part number and application notes.
On the 1937 Hudson Custom Eight, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. 15 parts of the 17 listed are Spark Plug (7 parts), Ignition Coil (6 parts) and Distributor Rotor (2 parts). The other 2 part types cover the remaining 2 parts.
The 1937 Hudson Custom Eight came with a single engine, the 4.2L 254cid L8, and every part is verified against it.
8 brands supply ignition parts for the 1937 Hudson Custom Eight, led by CHAMPION (6 parts), STANDARD MOTOR PRODUCTS (5 parts) and LILAND GLOBAL (1 part), plus 5 more brands. Quality grades include Economy, Standard Replacement and Premium.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 1937 Hudson Custom Eight. 4 parts have it, including STANDARD MOTOR PRODUCTS UC14T (Ignition Coil) and ACDELCO R45 (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 | AL111T | 🇺🇸 US | T-Series | 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 AL111T.
Distributor Rotor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| LILAND GLOBAL | AL64LG | 🇺🇸 US | Length: 1/4 In | View on Amazon |
| STANDARD MOTOR PRODUCTS | AL64 | 🇺🇸 US | Custom Eight Series 77 | 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.
2 Distributor Rotor parts are listed for the 1937 Hudson Custom Eight, from LILAND GLOBAL and STANDARD MOTOR PRODUCTS.
Listed part numbers: LILAND GLOBAL AL64LG and STANDARD MOTOR PRODUCTS AL64.
Ignition Coil
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | UC14T | 🇺🇸 US | T-Series6 Volt | View on Amazon |
| FVP | UC14F | 🇺🇸 US | View on Amazon | |
| HOLSTEIN | 2IGC0057 | 🇺🇸 US | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | UC14 | 🇺🇸 US | Blue Streak6 Volt | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| UNITED MOTOR PRODUCTS | C14 | 🇺🇸 US | View on Amazon | |
| WELLS | 5C1063 | 🇺🇸 US | Fits most cars, trucks, tractors & industrial engs6 Volt (Universal Coil) used with external resistor or where resistance wire is an internal part of wiring harness. | View on Amazon |
This table covers the coils that fire each spark plug. Typical signs include a misfire that follows one cylinder, a snap in damp weather, or a coil that is swollen or cracked. Swap a suspect coil with a neighbor to confirm, then replace boots that tore on the way off.
6 Ignition Coil parts for the 1937 Hudson Custom Eight come from 5 brands — STANDARD MOTOR PRODUCTS, FVP, HOLSTEIN and 2 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS UC14T.
The Economy section lists 3 options from STANDARD MOTOR PRODUCTS, FVP and HOLSTEIN — the catalog's value-priced group. STANDARD MOTOR PRODUCTS UC14T is listed in this group.
In the Premium grade, STANDARD MOTOR PRODUCTS supplies 1 part: a step above OE specification in materials, tolerances or warranty terms. A representative part number is STANDARD MOTOR PRODUCTS UC14.
In the Standard Replacement grade, UNITED MOTOR PRODUCTS and WELLS supply 2 parts: built to original-equipment specification. A representative part number is UNITED MOTOR PRODUCTS C14.
This group includes STANDARD MOTOR PRODUCTS UC14T, FVP UC14F and HOLSTEIN 2IGC0057 and the remaining parts above.
Ignition Coil Mounting Bracket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | CB6 | 🇺🇸 US | View on Amazon |
This table covers the brackets that mount the Ignition Coil Mounting. Typical signs include a cracked mount, a rattle, or a bracket that no longer holds alignment. Confirm position in the notes. Many brackets look alike and bolt to different corners.
One part is listed for the 1937 Hudson Custom Eight — STANDARD MOTOR PRODUCTS CB6.
Spark Plug
Summary: Notes include pre-set gaps of 0.022", 0.03" and 0.040". Replacement brands in this table include CHAMPION and ACDELCO.
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular | R45 | 🇺🇸 US 🇨🇦 CA | ProfessionalConventional | View on Amazon |
| CHAMPION Popular | 841 | 🇺🇸 US | Copper PlusPre-Set Gap: 0.03" | View on Amazon |
| CHAMPION | 854 | 🇺🇸 US | Copper PlusPre-Set Gap: 0.03" | View on Amazon |
| CHAMPION | 8411 | 🇺🇸 US | Copper Plus | View on Amazon |
| CHAMPION | 8441 | 🇺🇸 US | Copper Plus | View on Amazon |
| CHAMPION | 844 | 🇺🇸 US | Copper PlusPre-Set Gap: 0.03" | View on Amazon |
| CHAMPION | 871 | 🇺🇸 US | Copper PlusPre-Set Gap: 0.03" | 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.
7 Spark Plug parts are listed for the 1937 Hudson Custom Eight, from CHAMPION and ACDELCO. ACDELCO R45 carries the "Popular" badge.
This group includes ACDELCO R45, CHAMPION 841 and CHAMPION 854 and the remaining parts above.
Buying Ignition Parts for a 1937 Hudson Custom Eight
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Confirm you have the 4.2L 254cid L8 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 Ignition Coil .
Frequently Asked Questions
How many ignition parts fit the 1937 Hudson Custom Eight?
Our catalog currently lists 17 ignition parts for the 1937 Hudson Custom Eight across 5 subcategories and 8 brands, covering the 4.2L 254cid L8 engine. Each part is matched to the engine(s) it fits.
What are the signs of ignition problems on a 1937 Hudson Custom Eight?
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 1937 Hudson Custom Eight?
Notes on this page include pre-set gaps of 0.022", 0.03" 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 1937 Hudson Custom Eight 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 1937 Hudson Custom Eight?
Every part on this page is matched to the 4.2L 254cid L8 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 1937 Hudson Custom Eight
Ignition Parts for Other Hudson Custom Eight Years
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