12 Electrical switch & relay parts are listed for the 1973 Triumph TR6, in 3 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 switch and relay system on the 1973 Triumph TR6 covers the switches, relays and flashers that route power to everything the driver touches. All 12 listed parts are Oil Pressure Sender / Switch (6 parts), Brake Light Switch (4 parts) and Fuel Pump Cutoff Switch (2 parts).
The 1973 Triumph TR6 came with a single engine, the 2.5L L6, and every part is verified against it.
7 brands supply electrical switch & relay parts for the 1973 Triumph TR6, led by ROSTRA (3 parts), STANDARD MOTOR PRODUCTS (3 parts) and BECK/ARNLEY (2 parts), plus 4 more brands. Quality grades include Standard Replacement and Economy.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 1973 Triumph TR6. 2 parts have it, including ROSTRA 501416 (Oil Pressure Sender / Switch) and STANDARD MOTOR PRODUCTS PS64 (Oil Pressure Sender / Switch). Each part number opens a page with every vehicle that part fits.
Brake Light Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY | 2010114 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| ROSTRA | 620153 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| STANDARD MOTOR PRODUCTS | SLS185 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS | 1S6955 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the pedal-mounted switch that turns on the brake lamps. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
4 Brake Light Switch parts are listed for the 1973 Triumph TR6, from BECK/ARNLEY, ROSTRA, STANDARD MOTOR PRODUCTS and 1 other brand.
Listed part numbers: BECK/ARNLEY 2010114, ROSTRA 620153 and STANDARD MOTOR PRODUCTS SLS185, plus the other parts above.
Fuel Pump Cutoff Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | D1876D | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| STANDARD MOTOR PRODUCTS | FV7 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Fuel Pump Cutoff switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.
2 Fuel Pump Cutoff Switch parts are listed for the 1973 Triumph TR6, from ACDELCO and STANDARD MOTOR PRODUCTS.
Part numbers include ACDELCO D1876D and STANDARD MOTOR PRODUCTS FV7.
Oil Pressure Sender / Switch
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FAMOUS BRAND | SAA4624 | 🇺🇸 US 🇨🇦 CA | Oil Pressure Sender or Switch3 blade terminal | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Popular | 501416 | 🇺🇸 US 🇨🇦 CA | with 3 Blade Terminals | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular | PS64 | 🇺🇸 US 🇨🇦 CA | with Light | View on Amazon |
| BECK/ARNLEY | 2010023 | 🇨🇦 CA | Contains Light | View on Amazon |
| ROSTRA | 501419 | 🇺🇸 US 🇨🇦 CA | with Light | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CALORSTAT | OS3537 | 🇨🇦 CA | Combi Switch Function: Normally Closed | View on Amazon |
This table covers the senders and switches that report oil pressure to the gauge or lamp. Typical signs include a lamp that stays on, or a gauge that never moves. Confirm power and ground at the connector before replacing the sender or switch.
6 Oil Pressure Sender / Switch parts are listed for the 1973 Triumph TR6, from ROSTRA, FAMOUS BRAND, STANDARD MOTOR PRODUCTS and 2 other brands. ROSTRA 501416 carries the "Popular" badge.
In the Economy grade, FAMOUS BRAND supplies 1 part: the catalog's value-priced group. A representative part number is FAMOUS BRAND SAA4624.
The Standard Replacement section lists 4 options from ROSTRA, STANDARD MOTOR PRODUCTS and BECK/ARNLEY — built to original-equipment specification. ROSTRA 501416 is listed in this group.
1 ungrouped part is not assigned to a grade, with the same engine-level match.
Part numbers include ROSTRA 501416, FAMOUS BRAND SAA4624 and STANDARD MOTOR PRODUCTS PS64, among others listed above.
Buying Electrical Switch & Relay Parts for a 1973 Triumph TR6
On this vehicle, the switch and relay system covers the switches, relays and flashers that route power to everything the driver touches.
- 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, inspect the connector terminals behind any failed switch — heat damage there will kill the new part too.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Oil Pressure Sender / Switch and Brake Light Switch .
Frequently Asked Questions
How many electrical switch & relay parts fit the 1973 Triumph TR6?
Our catalog currently lists 12 electrical switch & relay parts for the 1973 Triumph TR6 across 3 subcategories and 7 brands, covering the 2.5L L6 engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical switch & relay problems on a 1973 Triumph TR6?
Common symptoms include accessories that work intermittently, a click without action, or one function dead while its fuse tests fine. 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, inspect the connector terminals behind any failed switch — heat damage there will kill the new part too.
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 1973 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 1973 Triumph TR6?
Every part on this page is matched to the 2.5L L6 engine. Then swap a suspect relay with an identical known-good one from the fuse box before buying — it is the fastest diagnostic there is. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 1973 Triumph TR6
Electrical Switch & Relay Parts for Other Triumph TR6 Years
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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.