20 Ignition parts are listed for the 1975 Lotus Elan, in 2 part types, covering the 1.6L L4 engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 1975 Lotus Elan, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. All 20 listed parts are Ignition Coil (10 parts) and Spark Plug (10 parts).
The 1975 Lotus Elan came with a single engine, the 1.6L L4, and every part is verified against it.
11 brands supply ignition parts for the 1975 Lotus Elan, led by CHAMPION (5 parts), NGK (3 parts) and STANDARD MOTOR PRODUCTS (2 parts), plus 8 more brands. Quality grades include Copper / Nickel, Economy and Standard Replacement.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 1975 Lotus Elan. 4 parts have it, including STANDARD MOTOR PRODUCTS UC15T (Ignition Coil) and ACDELCO R42XLS (Spark Plug). Each part number opens a page with every vehicle that part fits.
Ignition Coil
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | UC15T | 🇺🇸 US | T-Series | View on Amazon |
| FVP | UC15F | 🇺🇸 US | View on Amazon | |
| HOLSTEIN | 2IGC0058 | 🇺🇸 US | View on Amazon | |
| SKP | SKUC15T | 🇺🇸 US | Coil Pack | View on Amazon |
| SPECTRA PREMIUM | C622 | 🇺🇸 US | Pack | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NGK Popular | 48863 | 🇺🇸 US | Connections May be Eyelet or Spade | View on Amazon |
| STANDARD MOTOR PRODUCTS | UC15 | 🇺🇸 US | View on Amazon | |
| UNITED MOTOR PRODUCTS | C15 | 🇺🇸 US | View on Amazon | |
| WALKER PRODUCTS | 9201041 | 🇺🇸 US | Single Coil | View on Amazon |
| WELLS | 5C1019 | 🇺🇸 US | Used on most import products with 12 Volt system with Internal resistorUniversal 12 Volt Coil | 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.
10 Ignition Coil parts for the 1975 Lotus Elan come from 9 brands — STANDARD MOTOR PRODUCTS, FVP, HOLSTEIN and 6 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS UC15T.
The Economy section lists 5 options from STANDARD MOTOR PRODUCTS, FVP, HOLSTEIN and 2 other brands — the catalog's value-priced group. STANDARD MOTOR PRODUCTS UC15T is listed in this group.
In the Standard Replacement grade, NGK, STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS and 2 other brands supply 5 parts: built to original-equipment specification. A representative part number is NGK 48863.
Spark Plug
Summary: Notes include pre-set gaps of 0.024", 0.025", 0.03", 0.032" and 0.035". Replacement brands in this table include CHAMPION, ACDELCO and NGK.
Copper / Nickel
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular | R42XLS | 🇺🇸 US 🇨🇦 CA | ProfessionalConventional | View on Amazon |
| NGK Popular | 5534 | 🇺🇸 US | StandardPre-Set Gap: 0.032" | 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 | 9804 | 🇺🇸 US | IridiumPre-Set Gap: 0.03" | View on Amazon |
| NGK | 4055 | 🇺🇸 US | Iridium IXPre-Set Gap: 0.032" | 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.
10 Spark Plug parts are listed for the 1975 Lotus Elan, from CHAMPION, ACDELCO, NGK and 1 other brand. ACDELCO R42XLS carries the "Popular" badge.
In the Copper / Nickel grade, CHAMPION, ACDELCO and NGK supply 5 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 3 options from CHAMPION, NGK 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.
Buying Ignition Parts for a 1975 Lotus Elan
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: Ignition Coil and Spark Plug .
Frequently Asked Questions
How many ignition parts fit the 1975 Lotus Elan?
Our catalog currently lists 20 ignition parts for the 1975 Lotus Elan across 2 subcategories and 11 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 1975 Lotus Elan?
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 1975 Lotus Elan?
Notes on this page include pre-set gaps of 0.024", 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 1975 Lotus Elan 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 1975 Lotus Elan?
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 1975 Lotus Elan
Ignition Parts for Other Lotus Elan 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.