45 Electrical bulb & socket parts are listed for the 1981 Triumph TR8, in 8 part types, covering the 3.5L V8 engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
The bulb and socket system on the 1981 Triumph TR8 covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination. The largest groups are Headlamp Socket (14 parts), Back Up / Reverse Lamp Bulb (11 parts) and Brake Light Bulb (9 parts). The other 5 part types cover the remaining 11 parts.
The 1981 Triumph TR8 came with a single engine, the 3.5L V8, and every part is verified against it.
12 brands supply electrical bulb & socket parts for the 1981 Triumph TR8, led by SYLVANIA (9 parts), WAGNER (7 parts) and PHILIPS (6 parts), plus 9 more brands. Quality grades include Standard Replacement, Extended Life and Extra Bright.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 1981 Triumph TR8. 9 parts have it, including PHILIPS 1156LL (Back Up / Reverse Lamp Bulb) and HELLA 1156 (Brake Light Bulb). Each part number opens a page with every vehicle that part fits.
Back Up / Reverse Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS Popular | 1156LL | 🇺🇸 US 🇨🇦 CA | Longer Life | View on Amazon |
| HELLA | 1156LL | 🇺🇸 US 🇨🇦 CA | IncandescentSocket Type Bulb: BA15S | View on Amazon |
| SYLVANIA | 1156LL | 🇺🇸 US 🇨🇦 CA | Long LifeBase Type: BA15S | View on Amazon |
| WAGNER | 1156LL | 🇺🇸 US 🇨🇦 CA | Long LifeSingle Contact Bayonet Base | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA | 1156ST | 🇺🇸 US 🇨🇦 CA | Cool WhiteColor Temperature: 3200 KV | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 1156WSMD | 🇺🇸 US 🇨🇦 CA | Bulb Type 11563.6 Watt | View on Amazon |
| WAGNER | 1156WLED | 🇺🇸 US 🇨🇦 CA | LEDWhite | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular | 1156 | 🇺🇸 US 🇨🇦 CA | Brightness: 32.0 CPIncandescent | View on Amazon |
| WAGNER Popular | 1156 | 🇺🇸 US 🇨🇦 CA | Single Contact Bayonet Base26.880 Watt | View on Amazon |
| PHILIPS | 67 | 🇺🇸 US 🇨🇦 CA | Backup LightTR7 | View on Amazon |
| SYLVANIA | 1156 | 🇺🇸 US 🇨🇦 CA | Base Type: BA15SWattage: 26.90 W | View on Amazon |
This table covers the bulbs in the reverse lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
11 Back Up / Reverse Lamp Bulb parts for the 1981 Triumph TR8 come from 5 brands — SYLVANIA, WAGNER, PHILIPS and 2 other brands. The "Popular" part is PHILIPS 1156LL.
In the Extended Life grade, PHILIPS, HELLA, SYLVANIA and 1 other brand supply 4 parts: grouped under the catalog's "Extended Life" designation — the notes column spells out what sets them apart. A representative part number is PHILIPS 1156LL.
In the Extra Bright (improved visibility, but shorter life) grade, SYLVANIA supplies 1 part: grouped under the catalog's "Extra Bright (improved visibility, but shorter life)" designation — the notes column spells out what sets them apart. A representative part number is SYLVANIA 1156ST.
The LED (instant-on, long life, energy-saving) section lists 2 options from DORMAN and WAGNER — grouped under the catalog's "LED (instant-on, long life, energy-saving)" designation — the notes column spells out what sets them apart. DORMAN 1156WSMD is listed in this group.
In the Standard Replacement grade, HELLA, WAGNER, PHILIPS and 1 other brand supply 4 parts: built to original-equipment specification. A representative part number is HELLA 1156.
Brake Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA | 1156LL | 🇺🇸 US 🇨🇦 CA | IncandescentSocket Type Bulb: BA15S | View on Amazon |
| PHILIPS | 1156LL | 🇺🇸 US 🇨🇦 CA | Longer Life | View on Amazon |
| SYLVANIA | 1156LL | 🇺🇸 US 🇨🇦 CA | Long LifeBase Type: BA15S | View on Amazon |
| WAGNER | 1156LL | 🇺🇸 US 🇨🇦 CA | Long LifeSingle Contact Bayonet Base | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA | 1156ST | 🇺🇸 US 🇨🇦 CA | Cool WhiteColor Temperature: 3200 KV | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS | 1156RLED | 🇺🇸 US 🇨🇦 CA | VisionLED | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular | 1156 | 🇺🇸 US 🇨🇦 CA | Brightness: 32.0 CPIncandescent | View on Amazon |
| WAGNER Popular | 1156 | 🇺🇸 US 🇨🇦 CA | Single Contact Bayonet Base26.880 Watt | View on Amazon |
| SYLVANIA | 1156 | 🇺🇸 US 🇨🇦 CA | Base Type: BA15SWattage: 26.90 W | View on Amazon |
This table covers the bulbs in the stop lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
9 Brake Light Bulb parts for the 1981 Triumph TR8 come from 4 brands — SYLVANIA, HELLA, PHILIPS and 1 other brand. The "Popular" part is HELLA 1156.
Extended Life: 4 parts, from HELLA, PHILIPS, SYLVANIA and 1 other brand. A representative part number is HELLA 1156LL.
Extra Bright (improved visibility, but shorter life): 1 part, from SYLVANIA. A representative part number is SYLVANIA 1156ST.
The LED (instant-on, long life, energy-saving) section: 1 option from PHILIPS. PHILIPS 1156RLED is listed in this group.
Standard Replacement: 3 parts, from HELLA, WAGNER and SYLVANIA. A representative part number is HELLA 1156.
This group includes HELLA 1156 and HELLA 1156LL and the remaining parts above.
Headlamp Bulb
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA | H6024XV | 🇺🇸 US 🇨🇦 CA | Xtra VisionColor Temperature: 3200 KV | View on Amazon |
| SYLVANIA | H6024ST | 🇺🇸 US 🇨🇦 CA | Silver StarColor Temperature: 4000 KV | View on Amazon |
| WAGNER | H6024BL | 🇺🇸 US 🇨🇦 CA | Up To 20% More Light | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER Popular | H6024 | 🇺🇸 US 🇨🇦 CA | High Beam and Low BeamHalogen | View on Amazon |
| SYLVANIA | H6024 | 🇺🇸 US 🇨🇦 CA | Base Type: PAR56Wattage: 40.00 W | View on Amazon |
This table covers the bulbs that light the headlamps. Typical signs include a dark lamp, a flicker over bumps, or a bulb that keeps failing on one side. Avoid touching a halogen capsule. Repeated failure in one socket is usually the socket or ground, not the bulb.
5 Headlamp Bulb parts are listed for the 1981 Triumph TR8, from SYLVANIA and WAGNER. WAGNER H6024 carries the "Popular" badge.
The Extra Bright (improved visibility, but shorter life) section: 3 options from SYLVANIA and WAGNER. SYLVANIA H6024XV is listed in this group.
The Standard Replacement section: 2 options from WAGNER and SYLVANIA. WAGNER H6024 is listed in this group.
This group includes WAGNER H6024, SYLVANIA H6024XV and SYLVANIA H6024ST and the remaining parts above.
Headlamp Socket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Popular | 85810 | 🇺🇸 US 🇨🇦 CA | 3-Wire/Terminal Seal Beam Lamp 4002 & 4005 Bulb | View on Amazon |
| DORMAN Popular | 84790 | 🇺🇸 US 🇨🇦 CA | High Temperature Socket | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular | S526 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| ACDELCO | LS144 | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| DORMAN | 645998 | 🇺🇸 US 🇨🇦 CA | Bulb 4000, 4652, 4656, 5006, 6014, 6015, 6024, 6052, 6054, or 9003High Temperature Harness | View on Amazon |
| DORMAN | 90801 | 🇺🇸 US 🇨🇦 CA | Ceramic SocketHigh/Low Beam | View on Amazon |
| ROSTRA | 610175 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| STANDARD MOTOR PRODUCTS | HP4450 | 🇺🇸 US 🇨🇦 CA | Handypack | View on Amazon |
| STANDARD MOTOR PRODUCTS | HP3950 | 🇺🇸 US 🇨🇦 CA | Handy PackBlack | View on Amazon |
| STANDARD MOTOR PRODUCTS | S529 | 🇺🇸 US 🇨🇦 CA | High Beam | View on Amazon |
| UNITED MOTOR PRODUCTS | CON69 | 🇺🇸 US 🇨🇦 CA | with 3 Female Terminalswith Gray Connector | View on Amazon |
| UNITED MOTOR PRODUCTS | CON70 | 🇺🇸 US 🇨🇦 CA | with 2 Female Terminalswith Gray Connector | View on Amazon |
| WELLS | 6S1004 | 🇺🇸 US 🇨🇦 CA | Connector Shape: RectangularWiring Harness Length: 12.19 In | View on Amazon |
| WELLS | 1P1444 | 🇺🇸 US 🇨🇦 CA | Terminal Gender: Female | View on Amazon |
This table covers the sockets that hold a headlamp bulb in the housing. Typical signs include a flicker over bumps, melted plastic, or a bulb that will not stay seated. Dielectric grease on the contacts slows corrosion. Do not force a bulb into a heat-damaged socket.
14 Headlamp Socket parts are listed for the 1981 Triumph TR8, from DORMAN, STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS and 3 other brands. DORMAN 85810 carries the "Popular" badge.
Instrument Panel Light Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PEAK | 194 | 🇺🇸 US 🇨🇦 CA | Instrument LightBulb Option 2 | View on Amazon |
| PILOT AUTOMOTIVE | IL74R | 🇺🇸 US 🇨🇦 CA | Instrument Light74 SMD LED BULB, RED | View on Amazon |
This table covers the replacement bulbs for the Instrument Panel Light. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
2 Instrument Panel Light Bulb parts for the 1981 Triumph TR8 come from 2 brands — PEAK and PILOT AUTOMOTIVE.
Part numbers include PEAK 194 and PILOT AUTOMOTIVE IL74R.
Parking Brake Warning Light Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PEAK | 1156 | 🇺🇸 US 🇨🇦 CA | Stop LightBulb | View on Amazon |
This table covers the replacement bulbs for the Parking Brake Warning Light. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
This group shows a single part: PEAK 1156.
Parking Lamp Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS | 1895 | 🇺🇸 US 🇨🇦 CA | Parking LightTR7 | View on Amazon |
This table covers the bulbs in the parking lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
One part is listed for the 1981 Triumph TR8 — PHILIPS 1895.
Side Marker Light Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PEAK | 194 | 🇺🇸 US 🇨🇦 CA | FrontBulb | View on Amazon |
| PHILIPS | 194 | 🇺🇸 US 🇨🇦 CA | Fits FrontTR7 | View on Amazon |
This table covers the bulbs in the side-marker lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
2 Side Marker Light Bulb parts for the 1981 Triumph TR8 come from 2 brands — PEAK and PHILIPS.
Part numbers include PEAK 194, among others listed above.
Buying Electrical Bulb & Socket Parts for a 1981 Triumph TR8
On this vehicle, the bulb and socket system covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination.
- 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 bulbs in pairs so both sides age together, and put a smear of dielectric grease on the new socket contacts.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Headlamp Socket and Back Up / Reverse Lamp Bulb .
Frequently Asked Questions
How many electrical bulb & socket parts fit the 1981 Triumph TR8?
Our catalog currently lists 45 electrical bulb & socket parts for the 1981 Triumph TR8 across 8 subcategories and 12 brands, covering the 3.5L V8 engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical bulb & socket problems on a 1981 Triumph TR8?
Common symptoms include a lamp that flickers over bumps, melted or discolored socket plastic, or bulbs that keep failing early on one side. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace bulbs in pairs so both sides age together, and put a smear of dielectric grease on the new socket contacts.
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 1981 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 1981 Triumph TR8?
Every part on this page is matched to the 3.5L V8 engine. Then repeated bulb failure in one position usually means a socket or ground problem, not bad bulbs — replace the socket rather than chase it. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 1981 Triumph TR8
Electrical Bulb & Socket Parts for Other Triumph TR8 Years
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