59 Ignition parts are listed for the 1976 Triumph TR6, in 10 part types, covering the 2.5L L6 engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
The ignition system on the 1976 Triumph TR6 delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. The largest groups are Spark Plug (21 parts), Spark Plug Wire (16 parts) and Ignition Coil (7 parts). The other 7 part types cover the remaining 15 parts.
Every part on this page is matched to the 2.5L L6 — the only engine offered in the 1976 Triumph TR6.
The most listed brands for 1976 Triumph TR6 ignition parts are STANDARD MOTOR PRODUCTS (16 parts), NGK (7 parts) and WELLS (6 parts), plus 12 more brands. Quality grades include Standard Replacement, Copper / Nickel and Economy.
12 parts on this 1976 Triumph TR6 page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including STANDARD MOTOR PRODUCTS LU1617P (Ignition Breaker Points) and SPECTRA PREMIUM C632 (Ignition Coil). Click any part number to see every vehicle that part fits.
Ballast Resistor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | RU10T | 🇺🇸 US 🇨🇦 CA | T-Series | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | RU10 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Ballast resistors.
STANDARD MOTOR PRODUCTS supplies both parts for the 1976 Triumph TR6.
In the Economy grade, STANDARD MOTOR PRODUCTS supplies 1 part: the catalog's value-priced group. A representative part number is STANDARD MOTOR PRODUCTS RU10T.
The Standard Replacement section lists 1 option from STANDARD MOTOR PRODUCTS — built to original-equipment specification. STANDARD MOTOR PRODUCTS RU10 is listed in this group.
Part numbers include STANDARD MOTOR PRODUCTS RU10T and STANDARD MOTOR PRODUCTS RU10.
Condenser / Capacitor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | LU206T | 🇺🇸 US 🇨🇦 CA | T-Series | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | LU206 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS | 5H1011 | 🇺🇸 US 🇨🇦 CA | with Lucas DistributorStandard Duty | View on Amazon |
This table covers the capacitors used in this electrical or A/C circuit.
3 Condenser / Capacitor parts are listed for the 1976 Triumph TR6, from STANDARD MOTOR PRODUCTS and WELLS.
Economy: 1 part, from STANDARD MOTOR PRODUCTS. A representative part number is STANDARD MOTOR PRODUCTS LU206T.
The Standard Replacement section: 2 options from STANDARD MOTOR PRODUCTS and WELLS. STANDARD MOTOR PRODUCTS LU206 is listed in this group.
This group includes STANDARD MOTOR PRODUCTS LU206T, STANDARD MOTOR PRODUCTS LU206 and WELLS 5H1011.
Distributor Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | LU439 | 🇺🇸 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.
This group shows a single part: STANDARD MOTOR PRODUCTS LU439.
Distributor Rotor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | LU302 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS | 4R1188 | 🇺🇸 US 🇨🇦 CA | with Lucas Distributor | 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 for the 1976 Triumph TR6 come from 2 brands — STANDARD MOTOR PRODUCTS and WELLS.
Part numbers include STANDARD MOTOR PRODUCTS LU302 and WELLS 4R1188.
Ignition Breaker Points
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FAMOUS BRAND | ANA1004 | 🇺🇸 US 🇨🇦 CA | Contact Setwith Lucas Distributor | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | LU1617P | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| FACET | 14683MHDV | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS | 4P1083 | 🇺🇸 US 🇨🇦 CA | with Lucas Distributor | View on Amazon |
| WELLS | 8T1008 | 🇺🇸 US 🇨🇦 CA | Includes Condenser | View on Amazon |
This table covers the breaker points in a points-type distributor.
5 Ignition Breaker Points parts are listed for the 1976 Triumph TR6, from WELLS, FAMOUS BRAND, STANDARD MOTOR PRODUCTS and 1 other brand. STANDARD MOTOR PRODUCTS LU1617P carries the "Popular" badge.
Economy: 1 part, from FAMOUS BRAND. A representative part number is FAMOUS BRAND ANA1004.
The Standard Replacement section: 4 options from WELLS, STANDARD MOTOR PRODUCTS and FACET. STANDARD MOTOR PRODUCTS LU1617P is listed in this group.
Listed part numbers: STANDARD MOTOR PRODUCTS LU1617P, FAMOUS BRAND ANA1004 and FACET 14683MHDV, plus the other parts above.
Ignition Coil
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SPECTRA PREMIUM Popular | C632 | 🇺🇸 US 🇨🇦 CA | Packwith External Resistor | View on Amazon |
| HOLSTEIN | 2IGC0146 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Popular | 5C1057 | 🇺🇸 US 🇨🇦 CA | Requires External Resistor: YES | View on Amazon |
| BOSCH | 9220081083 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| STANDARD MOTOR PRODUCTS | UF2 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| UNITED MOTOR PRODUCTS | C2 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WALKER PRODUCTS | 9201017 | 🇺🇸 US 🇨🇦 CA | Single 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.
7 Ignition Coil parts are listed for the 1976 Triumph TR6, from SPECTRA PREMIUM, HOLSTEIN, WELLS and 4 other brands. SPECTRA PREMIUM C632 carries the "Popular" badge.
Economy: 2 parts, from SPECTRA PREMIUM and HOLSTEIN. A representative part number is SPECTRA PREMIUM C632.
The Standard Replacement section: 5 options from WELLS, BOSCH, STANDARD MOTOR PRODUCTS and 2 other brands. WELLS 5C1057 is listed in this group.
Part numbers include SPECTRA PREMIUM C632, HOLSTEIN 2IGC0146 and WELLS 5C1057, among others listed above.
Ignition Conversion Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS | 1A4103 | 🇺🇸 US 🇨🇦 CA | Delco Distributor # D204, Distributor marked "made in England"12 Volt | View on Amazon |
This table covers the Ignition Conversion kits.
This group shows a single part: WELLS 1A4103.
Spark Plug
Summary: Notes include pre-set gaps of 0.025", 0.03", 0.031", 0.032", 0.035", 0.036", 0.040", 0.041" and 0.044". Replacement brands in this table include NGK, CHAMPION and ACDELCO.
Copper / Nickel
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular | R42XLS | 🇺🇸 US 🇨🇦 CA | ProfessionalConventional | View on Amazon |
| CHAMPION Popular | 415 | 🇺🇸 US 🇨🇦 CA | Copper PlusPre-Set Gap: 0.032" | View on Amazon |
| NGK Popular | 4008 | 🇺🇸 US 🇨🇦 CA | StandardPre-Set Gap: 0.032" | View on Amazon |
| BOSCH | 7905 | 🇺🇸 US 🇨🇦 CA | NickelPre-Set Gap: 0.031" | View on Amazon |
| CHAMPION | 300 | 🇺🇸 US 🇨🇦 CA | Copper PlusPre-Set Gap: 0.032" | View on Amazon |
| CHAMPION | 4151 | 🇺🇸 US 🇨🇦 CA | Copper PlusClassification: Champion Copper Plus Small Engine | View on Amazon |
| DENSO | 3066 | 🇺🇸 US 🇨🇦 CA | U-Groove ConventionalHex Size: 20.6 mm | View on Amazon |
| NGK | 6427 | 🇺🇸 US 🇨🇦 CA | V-PowerPre-Set Gap: 0.032" | View on Amazon |
| NGK | 7131 | 🇺🇸 US 🇨🇦 CA | StandardPre-Set Gap: 0.036" | 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 🇨🇦 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 |
|---|---|---|---|---|
| NGK Popular | 6637 | 🇺🇸 US 🇨🇦 CA | Iridium IXPre-Set Gap: 0.032" | View on Amazon |
| CHAMPION | 9804 | 🇺🇸 US 🇨🇦 CA | IridiumPre-Set Gap: 0.03" | View on Amazon |
| DENSO | 5306 | 🇺🇸 US 🇨🇦 CA | Iridium PowerHex Size: 20.6 mm | View on Amazon |
| DENSO | 4709 | 🇺🇸 US 🇨🇦 CA | Iridium TTSolid Terminal | View on Amazon |
| SKP | SP1041 | 🇺🇸 US 🇨🇦 CA | Tapered Ground Electrode with Platinum Chip | View on Amazon |
Platinum (lasts up to 2x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NGK Popular | 7084 | 🇺🇸 US 🇨🇦 CA | G-PowerPre-Set Gap: 0.040" | View on Amazon |
| ACDELCO | 4 | 🇺🇸 US 🇨🇦 CA | ProfessionalRapidfire | View on Amazon |
| DENSO | 4502 | 🇺🇸 US 🇨🇦 CA | Platinum TTSolid Terminal | View on Amazon |
| NGK | 6764 | 🇺🇸 US 🇨🇦 CA | Platinumuse Iridium #6637 | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | 44XLS | 🇺🇸 US 🇨🇦 CA | Non Resistor | 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.
21 Spark Plug parts for the 1976 Triumph TR6 come from 6 brands — NGK, CHAMPION, ACDELCO and 3 other brands. The "Popular" part is ACDELCO R42XLS.
The Copper / Nickel section lists 9 options from CHAMPION, NGK, ACDELCO and 2 other brands — grouped under the catalog's "Copper / Nickel" designation — the notes column spells out what sets them apart. ACDELCO R42XLS is listed in this group.
The Double Platinum (lasts up to 3x longer than Copper / Nickel) section lists 2 options from ACDELCO and CHAMPION — 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. ACDELCO 41804 is listed in this group.
In the Iridium (lasts up to 4x longer than Copper / Nickel) grade, DENSO, NGK, CHAMPION and 1 other brand supply 5 parts: grouped under the catalog's "Iridium (lasts up to 4x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. A representative part number is NGK 6637.
The Platinum (lasts up to 2x longer than Copper / Nickel) section lists 4 options from NGK, ACDELCO and DENSO — grouped under the catalog's "Platinum (lasts up to 2x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. NGK 7084 is listed in this group.
1 further part sits outside the graded sections, with the same engine-level match.
Spark Plug Non-Fouler
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 42004 | 🇺🇸 US 🇨🇦 CA | 14mm Gasket Seat Long Reach | View on Amazon |
This table covers the non-foulers that space a spark plug away from oil fouling.
One part is listed for the 1976 Triumph TR6 — DORMAN 42004.
Spark Plug Wire
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | 2610 | 🇺🇸 US 🇨🇦 CA | SetSpark Plug Wire Lead 4: 20" | View on Amazon |
| FAMOUS BRAND | 356002 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| STANDARD MOTOR PRODUCTS | 2601 | 🇺🇸 US 🇨🇦 CA | SetCoil Wire: 17" | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | 7619 | 🇺🇸 US 🇨🇦 CA | SetCore Material: Silicone Suppression Core | View on Amazon |
| DENSO | 6716002 | 🇺🇸 US 🇨🇦 CA | Spark Plug Wire Set7mm | View on Amazon |
| NGK | 52431 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| STANDARD MOTOR PRODUCTS | 9613 | 🇺🇸 US 🇨🇦 CA | SetCoil Wire: 18" | View on Amazon |
| STANDARD MOTOR PRODUCTS | 9628 | 🇺🇸 US 🇨🇦 CA | SetCoil Wire: 14" | View on Amazon |
| UNITED MOTOR PRODUCTS | 7600 | 🇺🇸 US 🇨🇦 CA | SetUnited-Packard | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular | 946M | 🇺🇸 US 🇨🇦 CA | GoldSet | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular | 27619 | 🇺🇸 US 🇨🇦 CA | Pro SeriesSet | View on Amazon |
| ACDELCO | 9066N | 🇺🇸 US 🇨🇦 CA | GoldSet | View on Amazon |
| STANDARD MOTOR PRODUCTS | 29613 | 🇺🇸 US 🇨🇦 CA | Pro SeriesSet | View on Amazon |
| STANDARD MOTOR PRODUCTS | 29628 | 🇺🇸 US 🇨🇦 CA | Pro SeriesSet | View on Amazon |
| UNITED MOTOR PRODUCTS | 766 | 🇺🇸 US 🇨🇦 CA | SetUnited-Packard or Permashield-Delcore | View on Amazon |
| WALKER PRODUCTS | 9241833 | 🇺🇸 US 🇨🇦 CA | Direct FitSet | View on Amazon |
This table covers the Spark Plug wires.
16 Spark Plug Wire parts are listed for the 1976 Triumph TR6, from STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS, ACDELCO and 4 other brands. STANDARD MOTOR PRODUCTS 2610 carries the "Popular" badge.
Economy: 3 parts, from STANDARD MOTOR PRODUCTS and FAMOUS BRAND. A representative part number is STANDARD MOTOR PRODUCTS 2610.
The Premium section lists 6 options from STANDARD MOTOR PRODUCTS, DENSO, NGK and 1 other brand — a step above OE specification in materials, tolerances or warranty terms. STANDARD MOTOR PRODUCTS 7619 is listed in this group.
The Standard Replacement section: 7 options from STANDARD MOTOR PRODUCTS, ACDELCO, UNITED MOTOR PRODUCTS and 1 other brand. ACDELCO 946M is listed in this group.
Buying Ignition Parts for a 1976 Triumph TR6
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Confirm you have the 2.5L L6 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 Spark Plug Wire .
Frequently Asked Questions
How many ignition parts fit the 1976 Triumph TR6?
Our catalog currently lists 59 ignition parts for the 1976 Triumph TR6 across 10 subcategories and 15 brands, covering the 2.5L L6 engine. Each part is matched to the engine(s) it fits.
What are the signs of ignition problems on a 1976 Triumph TR6?
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 1976 Triumph TR6?
Notes on this page include pre-set gaps of 0.025", 0.03", 0.031", 0.032", 0.035", 0.036", 0.040", 0.041" 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 1976 Triumph TR6 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 1976 Triumph TR6?
Every part on this page is matched to the 2.5L L6 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 1976 Triumph TR6
Ignition Parts for Other Triumph TR6 Years
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