This page lists 8 ignition parts for the 1972 Morgan Plus 4, across 1 part type, covering the 1.6L L4 engine. Every part shows its brand, manufacturer part number and fitment notes.
On the 1972 Morgan Plus 4, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. Every listed part is a Spark Plug.
The 1972 Morgan Plus 4 came with a single engine, the 1.6L L4, and every part is verified against it.
3 brands supply ignition parts for the 1972 Morgan Plus 4, led by CHAMPION (5 parts), ACDELCO (2 parts) and SKP (1 part). Quality grades include Copper / Nickel, Double Platinum and Iridium.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 1972 Morgan Plus 4. 2 parts have it, including ACDELCO R42XLS (Spark Plug) and CHAMPION 9804 (Spark Plug). Each part number opens a page with every vehicle that part fits.
Spark Plug
Summary: Notes include pre-set gaps of 0.025", 0.03", 0.032" and 0.035". Replacement brands in this table include CHAMPION, ACDELCO and SKP.
Copper / Nickel
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular | R42XLS | 🇺🇸 US 🇨🇦 CA | ProfessionalConventional | View on Amazon |
| CHAMPION | 315 | 🇺🇸 US | Copper PlusPre-Set Gap: 0.025" | View on Amazon |
| CHAMPION | 332 | 🇺🇸 US | Copper PlusPre-Set Gap: 0.025" | View on Amazon |
| CHAMPION | 3321 | 🇺🇸 US | Copper Plus | View on Amazon |
Double Platinum (lasts up to 3x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | 41804 | 🇺🇸 US 🇨🇦 CA | ProfessionalDouble Platinum | View on Amazon |
| CHAMPION | 7415 | 🇺🇸 US | Double Platinum PowerPre-Set Gap: 0.032" | View on Amazon |
Iridium (lasts up to 4x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CHAMPION Popular | 9804 | 🇺🇸 US | IridiumPre-Set Gap: 0.03" | View on Amazon |
| SKP | SP1041 | 🇺🇸 US | Tapered Ground Electrode with Platinum Chip | 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.
8 Spark Plug parts are listed for the 1972 Morgan Plus 4, from CHAMPION, ACDELCO and SKP. ACDELCO R42XLS carries the "Popular" badge.
In the Copper / Nickel grade, CHAMPION and ACDELCO supply 4 parts: grouped under the catalog's "Copper / Nickel" designation — the notes column spells out what sets them apart. A representative part number is ACDELCO R42XLS.
In the Double Platinum (lasts up to 3x longer than Copper / Nickel) grade, ACDELCO and CHAMPION supply 2 parts: grouped under the catalog's "Double Platinum (lasts up to 3x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. A representative part number is ACDELCO 41804.
The Iridium (lasts up to 4x longer than Copper / Nickel) section lists 2 options from CHAMPION and SKP — grouped under the catalog's "Iridium (lasts up to 4x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. CHAMPION 9804 is listed in this group.
This group includes ACDELCO R42XLS, CHAMPION 315 and CHAMPION 332 and the remaining parts above.
Buying Ignition Parts for a 1972 Morgan Plus 4
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Confirm you have the 1.6L 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 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 .
Frequently Asked Questions
How many ignition parts fit the 1972 Morgan Plus 4?
Our catalog currently lists 8 ignition parts for the 1972 Morgan Plus 4 across 1 subcategory and 3 brands, covering the 1.6L L4 engine. Each part is matched to the engine(s) it fits.
What are the signs of ignition problems on a 1972 Morgan Plus 4?
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 1972 Morgan Plus 4?
Notes on this page include pre-set gaps of 0.025", 0.03", 0.032" and 0.035". 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 1972 Morgan Plus 4 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 1972 Morgan Plus 4?
Every part on this page is matched to the 1.6L L4 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 1972 Morgan Plus 4
Ignition Parts for Other Morgan Plus 4 Years
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