Makes › Austin-Healey › 100 BN2 · Rare specification · 1955–1956 Rare
Austin-Healey
100 BN2
Four-speed second series of the Austin-Healey 100
Still being researched: identification guide, full specifications. Everything shown is checked against the cited sources. Know more? Send us a source.
Photo: Sicnag · CC BY 2.0
Contents
01Overview
At a glance
- Built
- 4,600 Built
- Years
- 1955–1956
- Engine
- Inline four, pushrod overhead valves · 2,659 cc / 2.7 LFactory: 2,659 cc
- Power
- Not yet verified
- Top speed
- Not yet verified
- Body
- Not yet verified
- Designer
- Not yet verified
- In this archive
- Not yet verified
- Surviving
- Not yet verified
Sources and any conflicting figures are in the sections below.
Why it matters
The BN2 was the 1955-56 four-speed version of the Austin-Healey 100, and it was the basis of the factory 100M. The 100M raised power from the standard 90 bhp via the Le Mans package.
How rare is it?
Six separate kinds of rarity – never combined into one number.
Each kind of rarity is rated separately and never combined.
Photos
Exterior, interior and detail photos with their licences.
Austin-Healey 100 BN2 (Wikimedia Commons: Austin-Healey 100 BN2)
Photo: Sicnag · CC BY 2.0
Austin-Healey 100 BN2 (Wikimedia Commons: Austin-Healey 100 BN2)
Photo: Sicnag · CC BY 2.0
Austin-Healey 100 BN2 (Wikimedia Commons: Austin-Healey 100 BN2)
Photo: Sicnag · CC BY 2.0
Austin-Healey 100 BN2 (Wikimedia Commons: Austin-Healey 100 BN2)
Photo: order_242 from Chile · CC BY-SA 2.0
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02Production & history
Production
Every figure says what it counts.
| What is counted | Figure | Basis | Status |
|---|---|---|---|
| Factory package productionBN2s made in one year | 4,6001 | Factory production | Independently researched |
Independent counts (e.g. engine and colour) are never combined into a calculated figure. Surviving examples are never presented as original production.
History
The BN2 succeeded the BN1 of 1953 with a four-speed gearbox and numerous smaller improvements. From October 1955 the Le Mans package was offered factory fitted on the BN2 as the 100M.
Variants
How each version differs from the standard 100 BN2.
No variants documented yet. Have a source? Contribute it.
03Specifications
Technical specifications
Engine
| Engine family | Not yet verified |
|---|---|
| Engine code | Not yet verified |
| Layout | Inline four, pushrod overhead valves2 Independently researched |
| Displacement | 2,659 cc / 2.7 LFactory: 2,659 cc2 Independently researched |
| Bore | Not yet verified |
| Stroke | Not yet verified |
| Compression ratio | Not yet verified |
| Fuel system | Not yet verified |
| Power | Not yet verified |
| Power at | Not yet verified |
| Torque | Not yet verified |
Transmission & drivetrain
| Gearbox | 4-speed manual with overdrive2 Independently researched |
|---|---|
| Gears | Not yet verified |
| Driven wheels | Not yet verified |
Chassis, body & dimensions
| Chassis | Not yet verified |
|---|---|
| Front suspension | Not yet verified |
| Rear suspension | Not yet verified |
| Brakes | Not yet verified |
| Steering | Not yet verified |
| Body construction | Not yet verified |
| Wheelbase | Not yet verified |
| Length | Not yet verified |
| Width | Not yet verified |
| Height | Not yet verified |
| Front track | Not yet verified |
| Rear track | Not yet verified |
| Kerb weight | Not yet verified |
| Dry weight | Not yet verified |
Performance
| Maximum speed | Not yet verified |
|---|---|
| 0–100 km/h | Not yet verified |
| Fuel tank | Not yet verified |
“Not yet verified” means no source has been checked for that value yet. Nothing is estimated to fill a gap.
04Colours & options
Factory colours & interiors
Original paint and trim, with the number of cars in each where a source gives it.
Not yet documented. Have a source? Contribute it.
Factory options & codes
Codes are shown exactly as written by the manufacturer.
Not yet documented. Have a source? Contribute it.
05Individual cars
Chassis register
Every documented car, with its colours, history and where it is now. Open a row for the full record. Known chassis are not automatically authenticated originals.
Not yet documented. Have a source? Contribute it.
Competition history
Every race result of the individual cars, in date order. Click a chassis number to open its full record in the register.
Not yet documented. Have a source? Contribute it.
Auction & sale history
Documented public sales of the individual cars. Click a chassis number to open its full record in the register.
Not yet documented. Have a source? Contribute it.
See one in person
Museums where an example of this car can be seen.
No example is documented on public display yet. Have a source? Contribute it.
06Reference
Identification guide
How to tell an original from a replica or later conversion.
Not yet documented. Have a source? Contribute it.
Sources
Each number links to the exact facts it supports.
- 1
-
2
1955-56 Austin-Healey 100M Level B Supercars.net
- Inline-4, Pushrod overhead valves
- 2659 cc / 162.3 in³
- 4-speed and o/d
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