The 1983 Bentley Mulsanne has 32 ignition parts with verified fitment on this page — 4 part types and 13 brands, covering both the 6.8L V8 and the 6.8L V8 Turbocharged. Each part includes a manufacturer part number and application notes.
On the 1983 Bentley Mulsanne, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. Most of the listed parts are Spark Plug (18 parts), Ignition Coil (10 parts) and Distributor Cap (2 parts). The other 1 part type covers the remaining 2 parts.
The 1983 Bentley Mulsanne was sold with both the 6.8L V8 and the 6.8L V8 Turbocharged. 17 parts fit every engine; the other 15 are engine-specific. Each part shows which engine(s) it fits.
13 brands supply ignition parts for the 1983 Bentley Mulsanne, led by CHAMPION (8 parts), NGK (5 parts) and STANDARD MOTOR PRODUCTS (4 parts), plus 10 more brands. Quality grades include Copper / Nickel, Double Platinum and Economy.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 1983 Bentley Mulsanne. 6 parts have it, including STANDARD MOTOR PRODUCTS UC15T (Ignition Coil) and ACDELCO R44XLS (Spark Plug). Each part number opens a page with every vehicle that part fits.
Distributor Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 1983 Mulsanne engines | LU433 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: all 1983 Mulsanne engines | 5D1268 | 🇺🇸 US 🇨🇦 CA | 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.
2 Distributor Cap parts are listed for the 1983 Bentley Mulsanne, from STANDARD MOTOR PRODUCTS and WELLS. All of them fit every engine offered in the 1983 Mulsanne.
This group includes STANDARD MOTOR PRODUCTS LU433 and WELLS 5D1268.
Distributor Rotor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 6.8L V8 Turbocharged | LU325 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: 6.8L V8 Turbocharged | 4R1193 | 🇺🇸 US 🇨🇦 CA | 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 1983 Bentley Mulsanne, from STANDARD MOTOR PRODUCTS and WELLS.
This group includes STANDARD MOTOR PRODUCTS LU325 and WELLS 4R1193.
Ignition Coil
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: all 1983 Mulsanne engines | UC15T | 🇺🇸 US 🇨🇦 CA | T-Series | View on Amazon |
| FVP Fits: all 1983 Mulsanne engines | UC15F | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| HOLSTEIN Fits: all 1983 Mulsanne engines | 2IGC0058 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| SKP Fits: all 1983 Mulsanne engines | SKUC15T | 🇺🇸 US 🇨🇦 CA | Coil Pack | View on Amazon |
| SPECTRA PREMIUM Fits: all 1983 Mulsanne engines | C622 | 🇺🇸 US 🇨🇦 CA | Pack | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NGK Popular Fits: all 1983 Mulsanne engines | 48863 | 🇺🇸 US 🇨🇦 CA | Connections May be Eyelet or Spade | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: all 1983 Mulsanne engines | UC15 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| UNITED MOTOR PRODUCTS Fits: all 1983 Mulsanne engines | C15 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WALKER PRODUCTS Fits: all 1983 Mulsanne engines | 9201041 | 🇺🇸 US 🇨🇦 CA | Single Coil | View on Amazon |
| WELLS Fits: all 1983 Mulsanne engines | 5C1019 | 🇺🇸 US 🇨🇦 CA | 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 1983 Bentley Mulsanne come from 9 brands — STANDARD MOTOR PRODUCTS, FVP, HOLSTEIN and 6 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS UC15T. Every part fits both the 6.8L V8 and the 6.8L V8 Turbocharged.
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", 0.03", 0.031", 0.032", 0.033", 0.035", 0.039", 0.040" and 0.041". Replacement brands in this table include CHAMPION, ACDELCO and NGK.
Copper / Nickel
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: all 1983 Mulsanne engines | R44XLS | 🇺🇸 US 🇨🇦 CA | ProfessionalConventional | View on Amazon |
| CHAMPION Popular Fits: 6.8L V8 | 404 | 🇺🇸 US 🇨🇦 CA | Copper PlusPre-Set Gap: 0.035" | View on Amazon |
| NGK Popular Fits: all 1983 Mulsanne engines | 6578 | 🇺🇸 US 🇨🇦 CA | StandardPre-Set Gap: 0.032" | View on Amazon |
| BOSCH Fits: 6.8L V8 | 7911 | 🇺🇸 US 🇨🇦 CA | NickelPre-Set Gap: 0.031" | View on Amazon |
| CHAMPION Fits: 6.8L V8 | 4041 | 🇺🇸 US 🇨🇦 CA | Copper PlusClassification: Champion Copper Plus | View on Amazon |
| CHAMPION Fits: 6.8L V8 Turbocharged | 415 | 🇺🇸 US 🇨🇦 CA | Copper PlusPre-Set Gap: 0.032" | View on Amazon |
| CHAMPION Fits: 6.8L V8 Turbocharged | 4151 | 🇺🇸 US 🇨🇦 CA | Copper PlusClassification: Champion Copper Plus Small Engine | View on Amazon |
| NGK Fits: all 1983 Mulsanne engines | 2635 | 🇺🇸 US 🇨🇦 CA | V-PowerPre-Set Gap: 0.040" | View on Amazon |
Double Platinum (lasts up to 3x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 6.8L V8 | 41828 | 🇺🇸 US 🇨🇦 CA | ProfessionalDouble Platinum | View on Amazon |
| ACDELCO Fits: 6.8L V8 Turbocharged | 41804 | 🇺🇸 US 🇨🇦 CA | ProfessionalDouble Platinum | View on Amazon |
| AUTOLITE Fits: 6.8L V8 Turbocharged | APP65 | 🇺🇸 US 🇨🇦 CA | Double PlatinumPre-Set Gap: 0.035" | View on Amazon |
| CHAMPION Fits: 6.8L V8 | 7322 | 🇺🇸 US 🇨🇦 CA | Double Platinum PowerPre-Set Gap: 0.032" | View on Amazon |
| CHAMPION Fits: 6.8L V8 Turbocharged | 7415 | 🇺🇸 US 🇨🇦 CA | 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 Fits: 6.8L V8 Turbocharged | 9804 | 🇺🇸 US 🇨🇦 CA | IridiumPre-Set Gap: 0.03" | View on Amazon |
| NGK Fits: all 1983 Mulsanne engines | 97382 | 🇺🇸 US 🇨🇦 CA | Iridium IXPre-Set Gap: 0.040" | View on Amazon |
Platinum (lasts up to 2x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NGK Popular Fits: all 1983 Mulsanne engines | 2763 | 🇺🇸 US 🇨🇦 CA | G-PowerPre-Set Gap: 0.040" | View on Amazon |
| ACDELCO Fits: 6.8L V8 Turbocharged | 4 | 🇺🇸 US 🇨🇦 CA | ProfessionalRapidfire | View on Amazon |
| CHAMPION Fits: 6.8L V8 | 3405 | 🇺🇸 US 🇨🇦 CA | Platinum PowerPlug Type: RN14PMC | 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.
18 Spark Plug parts are listed for the 1983 Bentley Mulsanne, from CHAMPION, ACDELCO, NGK and 2 other brands. ACDELCO R44XLS carries the "Popular" badge. 5 parts fit every engine; the other 13 are engine-specific.
In the Copper / Nickel grade, CHAMPION, NGK, ACDELCO and 1 other brand supply 8 parts: grouped under the catalog's "Copper / Nickel" designation — the notes column spells out what sets them apart. A representative part number is ACDELCO R44XLS.
In the Double Platinum (lasts up to 3x longer than Copper / Nickel) grade, ACDELCO, CHAMPION and AUTOLITE supply 5 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 41828.
The Iridium (lasts up to 4x longer than Copper / Nickel) section lists 2 options from CHAMPION and NGK — 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.
In the Platinum (lasts up to 2x longer than Copper / Nickel) grade, NGK, ACDELCO and CHAMPION supply 3 parts: grouped under the catalog's "Platinum (lasts up to 2x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. A representative part number is NGK 2763.
Buying Ignition Parts for a 1983 Bentley Mulsanne
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Match the engine first. Some ignition parts fit every engine; others are engine-specific. Each row shows which engine(s) it fits.
- 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 1983 Bentley Mulsanne?
Our catalog currently lists 32 ignition parts for the 1983 Bentley Mulsanne across 4 subcategories and 13 brands, covering both the 6.8L V8 and the 6.8L V8 Turbocharged. Each part is matched to the engine(s) it fits.
Do ignition parts differ between 1983 Bentley Mulsanne engines?
Some do. 17 parts fit every engine; the other 15 are engine-specific. Each row (and the filter at the top) shows which. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of ignition problems on a 1983 Bentley Mulsanne?
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 1983 Bentley Mulsanne?
Notes on this page include pre-set gaps of 0.024", 0.03", 0.031", 0.032", 0.033", 0.035", 0.039", 0.040" and 0.041". 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 1983 Bentley Mulsanne 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 1983 Bentley Mulsanne?
First match the engine — each row shows which engine(s) the part fits. 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 1983 Bentley Mulsanne
Ignition Parts for Other Bentley Mulsanne Years
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