The 1954 Triumph TR2 has 6 electrical parts with verified fitment on this page — 3 part types and 6 brands, covering the 2.0L L4 engine. Each part includes a manufacturer part number and application notes.
On the 1954 Triumph TR2, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. All 6 listed parts are Alternator / Generator End Bearing (3 parts), Battery (2 parts) and Starter Solenoid Switch Cover (1 part).
The 1954 Triumph TR2 came with a single engine, the 2.0L L4, and every part is verified against it.
6 brands supply electrical parts for the 1954 Triumph TR2, led by WJB / INMOTION PARTS (1 part), BCA (1 part) and NATIONAL (1 part), plus 3 more brands. Quality grades include Standard Replacement, AGM and Economy.
Each part number listed for the 1954 Triumph TR2 opens a page with every vehicle that part fits.
Alternator / Generator End Bearing
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS | RB6202 | 🇺🇸 US 🇨🇦 CA | Open Designwith Lucas Alternator | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA | NB202 | 🇺🇸 US 🇨🇦 CA | 22 Ampswith Lucas, C40 Alternator | View on Amazon |
| NATIONAL | 202 | 🇺🇸 US 🇨🇦 CA | Open Designwith Lucas Alternator | View on Amazon |
This table covers the bearings in the alternator housing. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly.
3 Alternator / Generator End Bearing parts are listed for the 1954 Triumph TR2, from WJB / INMOTION PARTS, BCA and NATIONAL.
In the Economy grade, WJB / INMOTION PARTS supplies 1 part: the catalog's value-priced group. A representative part number is WJB / INMOTION PARTS RB6202.
The Standard Replacement section lists 2 options from BCA and NATIONAL — built to original-equipment specification. BCA NB202 is listed in this group.
Listed part numbers: WJB / INMOTION PARTS RB6202, BCA NB202 and NATIONAL 202.
Battery
AGM (Extended Life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH | T631P | 🇺🇸 US | AGMValve Regulated | View on Amazon |
Performance AGM (Extended Life + Increased Power)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FULLRIVER | FT96527 | 🇺🇸 US | BCI Group 27(Length X Width X Height) 12.09 In x 6.65 In x 9.33 In | View on Amazon |
This table covers the batteries listed by group size and specification. Typical signs include slow cranking, a battery lamp, or a no-start after the vehicle sat overnight. Confirm group size and terminal layout in the notes. Clean the posts and the ground before condemning the battery.
2 Battery parts are listed for the 1954 Triumph TR2, from BOSCH and FULLRIVER.
The AGM (Extended Life) section lists 1 option from BOSCH — grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. BOSCH T631P is listed in this group.
The Performance AGM (Extended Life + Increased Power) section lists 1 option from FULLRIVER — grouped under the catalog's "Performance AGM (Extended Life + Increased Power)" designation — the notes column spells out what sets them apart. FULLRIVER FT96527 is listed in this group.
This group includes BOSCH T631P and FULLRIVER FT96527.
Starter Solenoid Switch Cover
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| METRO | RP1 | 🇺🇸 US 🇨🇦 CA | Sold IndividuallyReproduction | View on Amazon |
This table covers the Starter Solenoid Switch covers.
One part is listed for the 1954 Triumph TR2 — METRO RP1.
Buying Electrical Parts for a 1954 Triumph TR2
On this vehicle, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors.
- Confirm you have the 2.0L L4 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, clean or renew the battery terminals and grounds with any charging-system repair.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Alternator / Generator End Bearing and Battery .
Frequently Asked Questions
How many electrical parts fit the 1954 Triumph TR2?
Our catalog currently lists 6 electrical parts for the 1954 Triumph TR2 across 3 subcategories and 6 brands, covering the 2.0L L4 engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical problems on a 1954 Triumph TR2?
Common symptoms include slow cranking on cold mornings, a battery light that flickers, dim lights at idle, or a check-engine code pointing at a sensor circuit. 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, clean or renew the battery terminals and grounds with any charging-system repair.
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 1954 Triumph TR2 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 1954 Triumph TR2?
Every part on this page is matched to the 2.0L L4 engine. Then test before replacing — a failed alternator and a bad ground can look identical, and sensors are frequently condemned for wiring faults. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 1954 Triumph TR2
Electrical Parts for Other Triumph TR2 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.