BMW M10 Engine with Kugelfischer Mechanical Fuel Injection | 2.0L Inline-Four | 1973 BMW 2002tii Spec | Rebuilt
This 2.0-liter BMW M10 inline-four was sourced from a 1973 BMW 2002tii and is equipped with its hallmark Kugelfischer mechanical fuel injection system. The engine features a cast-iron block, an aluminum E12 cylinder head, and a range of factory-correct ancillary components.
According to the seller, the engine was rebuilt prior to acquisition in 2023 and has since been stored indoors. This M10 example presents as a well-preserved and authentic powerplant suitable for restoration, performance, or collector projects.
Specifications
| Specification | Details |
|---|---|
| Engine Code | M10B20 (BMW 2002tii Specification) |
| Displacement | 2.0 Liters (1,990 cc) |
| Fuel System | Kugelfischer Mechanical Fuel Injection |
| Block Material | Cast Iron |
| Cylinder Head | E12 Aluminum, 1973 Production |
| Configuration | Inline-Four, SOHC, 8-Valve |
| Stamping | Block #2764320 (1973 BMW 2002tii) |
| Condition | Rebuilt (prior to 2023), not yet installed |
Engine Details
This M10 retains its factory 2002tii specification, combining a sturdy cast-iron block with a single-overhead-cam aluminum E12 head. The Kugelfischer mechanical injection system is present, including the injection pump and fuel plumbing, paired with a silver-finished intake manifold and matching valve cover.
Included Components:
Kugelfischer mechanical fuel injection system
E12 aluminum cylinder head (1973 casting)
Throttle body and intake manifold (silver finish)
Water pump and oil sump pan
Oil filter housing and plumbing
Distributor assembly
Uninstalled alternator and starter motor
Not Installed / Missing:
Accessory drive belt
Air filter housing and exhaust manifold
Rebuild and Condition
The engine was reportedly rebuilt prior to the seller’s 2023 acquisition, though detailed records are not included. Visual inspection shows clean castings, refinished components, and no evidence of corrosion or leakage. The Kugelfischer pump and throttle body appear complete and correctly fitted, and the E12 head is date-stamped for 1973, consistent with the engine block.
Applications
Direct replacement for 1972–1974 BMW 2002tii
Compatible with BMW 1600–2002 chassis (with proper fueling setup)
Ideal for vintage racing, restoration, or M10-based performance builds
This 2.0L M10 engine remains one of the most revered BMW powerplants for its robust design, mechanical purity, and motorsport heritage, serving as the foundation for later engines like the M12/7 Formula 2 and S14 M3.
BMW M10 2.0L Engine – 1973 2002tii Specification
E12 aluminum head & Kugelfischer mechanical injection
Reportedly rebuilt prior to 2023
Includes throttle body, water pump, distributor, and sump
Authentic 2764320-stamped 1973 block
A rare and desirable Kugelfischer-equipped M10, ready for inspection or installation in a classic BMW 2002 restoration or performance project.
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