The 1982 Triumph TR8 has 35 ignition parts with verified fitment on this page — 6 part types and 11 brands, covering the 3.5L V8 engine. Each part includes a manufacturer part number and application notes.
The ignition system on the 1982 Triumph TR8 delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. The largest groups are Spark Plug (20 parts), Ignition Coil (5 parts) and Spark Plug Wire (5 parts). The other 3 part types cover the remaining 5 parts.
The 1982 Triumph TR8 came with a single engine, the 3.5L V8, and every part is verified against it.
11 brands supply ignition parts for the 1982 Triumph TR8, led by STANDARD MOTOR PRODUCTS (7 parts), NGK (7 parts) and CHAMPION (5 parts), plus 8 more brands. Quality grades include Copper / Nickel, Standard Replacement and Iridium.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 1982 Triumph TR8. 6 parts have it, including WELLS 5C1057 (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 | LU433 | 🇨🇦 CA | View on Amazon | |
| WELLS | 5D1268 | 🇨🇦 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 1982 Triumph TR8, from STANDARD MOTOR PRODUCTS and WELLS.
This group includes STANDARD MOTOR PRODUCTS LU433 and WELLS 5D1268.
Distributor Mounting Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VICTOR REINZ | 411040500 | 🇨🇦 CA | O-Ring Type | View on Amazon |
This table covers the gaskets that seal the Distributor Mounting. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
One part is listed for the 1982 Triumph TR8 — VICTOR REINZ 411040500.
Distributor Rotor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | LU325 | 🇨🇦 CA | View on Amazon | |
| WELLS | 4R1193 | 🇨🇦 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 1982 Triumph TR8, from STANDARD MOTOR PRODUCTS and WELLS.
Part numbers include STANDARD MOTOR PRODUCTS LU325 and WELLS 4R1193.
Ignition Coil
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP | SKUF7 | 🇨🇦 CA | Coil Pack | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Popular | 5C1057 | 🇨🇦 CA | Requires External Resistor: YES | View on Amazon |
| STANDARD MOTOR PRODUCTS | UF6 | 🇨🇦 CA | with External Resistor | View on Amazon |
| STANDARD MOTOR PRODUCTS | UF7 | 🇨🇦 CA | Internal Resistor Coil | View on Amazon |
| UNITED MOTOR PRODUCTS | C7 | 🇨🇦 CA | Internal Resistor 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.
5 Ignition Coil parts for the 1982 Triumph TR8 come from 4 brands — STANDARD MOTOR PRODUCTS, SKP, WELLS and 1 other brand. The "Popular" part is WELLS 5C1057.
The Economy section lists 1 option from SKP — the catalog's value-priced group. SKP SKUF7 is listed in this group.
In the Standard Replacement grade, STANDARD MOTOR PRODUCTS, WELLS and UNITED MOTOR PRODUCTS supply 4 parts: built to original-equipment specification. A representative part number is WELLS 5C1057.
Listed part numbers: WELLS 5C1057, SKP SKUF7 and STANDARD MOTOR PRODUCTS UF6, plus the other parts above.
Spark Plug
Summary: Notes include pre-set gaps of 0.024", 0.025", 0.031", 0.032", 0.033", 0.035", 0.036", 0.039", 0.040" and 0.044". Replacement brands in this table include NGK, CHAMPION and DENSO.
Copper / Nickel
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular | R44XLS | 🇺🇸 US 🇨🇦 CA | ProfessionalConventional | View on Amazon |
| CHAMPION Popular | 404 | 🇨🇦 CA | Copper PlusPre-Set Gap: 0.035" | View on Amazon |
| NGK Popular | 7734 | 🇨🇦 CA | StandardPart Number: BPR5ES | View on Amazon |
| BOSCH | 7905 | 🇨🇦 CA | NickelPre-Set Gap: 0.031" | View on Amazon |
| CHAMPION | 38 | 🇨🇦 CA | Copper PlusPre-Set Gap: 0.032" | View on Amazon |
| CHAMPION | 4041 | 🇨🇦 CA | Copper PlusClassification: Champion Copper Plus | View on Amazon |
| DENSO | 3031 | 🇨🇦 CA | U-Groove ConventionalPre-Set Gap: 0.032" | View on Amazon |
| NGK | 7327 | 🇺🇸 US 🇨🇦 CA | V-Power PlugPre-Set Gap: 0.036" | View on Amazon |
| NGK | 1233 | 🇨🇦 CA | V-PowerPre-Set Gap: 0.032" | View on Amazon |
| NGK | 4006 | 🇨🇦 CA | StandardPart Number: BPR5ES Solid | View on Amazon |
Double Platinum (lasts up to 3x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | 41828 | 🇺🇸 US 🇨🇦 CA | ProfessionalDouble Platinum | View on Amazon |
| CHAMPION | 7322 | 🇨🇦 CA | Double Platinum PowerPre-Set Gap: 0.032" | View on Amazon |
| DENSO | 3004 | 🇨🇦 CA | Double PlatinumPre-Set Gap: 0.044" | View on Amazon |
Iridium (lasts up to 4x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DENSO | 5305 | 🇨🇦 CA | Iridium PowerHex Size: 20.6 mm | View on Amazon |
| DENSO | 4708 | 🇨🇦 CA | Iridium TTHex Size: 20.6 mm | View on Amazon |
| NGK | 6597 | 🇨🇦 CA | Iridium IXPre-Set Gap: 0.032" | View on Amazon |
| NGK | 95525 | 🇨🇦 CA | Iridium IX | View on Amazon |
Platinum (lasts up to 2x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NGK Popular | 7082 | 🇨🇦 CA | G-PowerPre-Set Gap: 0.040" | View on Amazon |
| CHAMPION | 3405 | 🇨🇦 CA | Platinum PowerPlug Type: RN14PMC | View on Amazon |
| DENSO | 4501 | 🇨🇦 CA | Platinum TTTerminal Cap is Non-Removable | 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.
20 Spark Plug parts are listed for the 1982 Triumph TR8, from NGK, CHAMPION, DENSO and 2 other brands. ACDELCO R44XLS carries the "Popular" badge.
In the Copper / Nickel grade, NGK, CHAMPION, ACDELCO and 2 other brands supply 10 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 DENSO supply 3 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 4 options from DENSO 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. DENSO 5305 is listed in this group.
In the Platinum (lasts up to 2x longer than Copper / Nickel) grade, NGK, CHAMPION and DENSO 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 7082.
Spark Plug Wire
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | 2835 | 🇨🇦 CA | SetFederal | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | 9896 | 🇨🇦 CA | SetStandard® Premium | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular | 9508D | 🇺🇸 US 🇨🇦 CA | GoldSet | View on Amazon |
| STANDARD MOTOR PRODUCTS | 29896 | 🇨🇦 CA | Pro SeriesSet | View on Amazon |
| WALKER PRODUCTS | 9241596 | 🇨🇦 CA | Direct FitSet | View on Amazon |
This table covers the Spark Plug wires.
5 Spark Plug Wire parts for the 1982 Triumph TR8 come from 3 brands — STANDARD MOTOR PRODUCTS, ACDELCO and WALKER PRODUCTS. The "Popular" part is ACDELCO 9508D.
The Economy section: 1 option from STANDARD MOTOR PRODUCTS. STANDARD MOTOR PRODUCTS 2835 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 9896.
Standard Replacement: 3 parts, from ACDELCO, STANDARD MOTOR PRODUCTS and WALKER PRODUCTS. A representative part number is ACDELCO 9508D.
This group includes ACDELCO 9508D, STANDARD MOTOR PRODUCTS 2835 and STANDARD MOTOR PRODUCTS 9896 and the remaining parts above.
Buying Ignition Parts for a 1982 Triumph TR8
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Confirm you have the 3.5L V8 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 1982 Triumph TR8?
Our catalog currently lists 35 ignition parts for the 1982 Triumph TR8 across 6 subcategories and 11 brands, covering the 3.5L V8 engine. Each part is matched to the engine(s) it fits.
What are the signs of ignition problems on a 1982 Triumph TR8?
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 1982 Triumph TR8?
Notes on this page include pre-set gaps of 0.024", 0.025", 0.031", 0.032", 0.033", 0.035", 0.036", 0.039", 0.040" and 0.044". 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 1982 Triumph TR8 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 1982 Triumph TR8?
Every part on this page is matched to the 3.5L V8 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 1982 Triumph TR8
Ignition Parts for Other Triumph TR8 Years
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