Makes › Alpina › B7 › B7 S Turbo (E12) · Specialist manufacturer · 1981–1982 Extremely Rare
Alpina
B7 S Turbo (E12)
(Alpina, Buchloe): twin-turbo 5-Series saloon on E12 528i base
Still being researched: identification guide, full specifications. Everything shown is checked against the cited sources. Know more? Send us a source.
Contents
01Overview
At a glance
- Built
- 60 Built
- Years
- 1981–1982
- Engine
- Turbocharged inline-six · 3,500 cc / 3.5 LFactory: 3.5 L
- Power
- 243 kW / 331 PSFactory: 326 hp · converted
- 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 B7 S Turbo was Alpina's turbocharged super-saloon based on the E12 535i, the fastest 5 Series of its day. Only 60 were built in the E12's last two years.
How rare is it?
Six separate kinds of rarity – never combined into one number.
Each kind of rarity is rated separately and never combined.
02Production & history
Production
Every figure says what it counts.
| What is counted | Figure | Basis | Status |
|---|---|---|---|
| Total model productionexamples built | 601 | 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
Alpina's first B7 Turbo arrived in 1978 on the 528i, raising its 2.8-litre six from 173 to 295 hp. For 1981 the company moved to the new 535i, turned up the boost and fitted a new ignition system, adding an 'S' to the name. Production was confined to 1981 and 1982, the E12's final model year.
Variants
How each version differs from the standard B7 S Turbo (E12).
No variants documented yet. Have a source? Contribute it.
03Specifications
Technical specifications
Engine
| Engine family | Not yet verified |
|---|---|
| Engine code | Not yet verified |
| Layout | Turbocharged inline-six2 Independently researched |
| Displacement | 3,500 cc / 3.5 LFactory: 3.5 L2 Independently researched |
| Bore | Not yet verified |
| Stroke | Not yet verified |
| Compression ratio | Not yet verified |
| Fuel system | Not yet verified |
| Power | 243 kW / 331 PSFactory: 326 hp · converted2 Independently researched |
| Power at | Not yet verified |
| Torque | 500 NmFactory: 369 lb-ft · converted2 Independently researched |
Transmission & drivetrain
| Gearbox | Not yet verified |
|---|---|
| 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
Rare Rides: An Incredibly Rare 1982 Alpina B7 S Turbo Sedan Level C The Truth About Cars
- 3.5-liter inline-six; turned up the boost
- 3.5-liter inline-six
- 326 hp and 369 lb-ft
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