TEST – S14 engine

Brand: BMW
Part name: S14
Part number: S14B23
Quantity: Full kit

€2,450

Location: Vienna, Austria
Delivery: Pickup, arrange with seller

Rarespec reviews every listing but doesn't authenticate parts. Inspect before you pay, and never pay upfront to someone you haven't verified.

About this part

An S14 from an E30 M3, complete with the gearbox. It runs and the dogleg gearbox is the original Getrag. Compression was checked and the figures are written in the history folder.

Specs

Part type: Mechanical & Engine
Engine code: S14B23
Engine type: Inline 4
Displacement: 2.3 litres
Aspiration: Naturally aspirated
Mileage: 167000 km
Compression tested: Yes
Compression result: Even, within factory range
Running status: Running
Includes: Engine plus gearbox
Gearbox included: Yes
Gearbox type / code: Getrag 265 dogleg
ECU and wiring included: Yes
Swap target: E30
Documentation: Compression sheet and BMW service book
Supporting parts included: Loom, ECU, and clutch

Fitment

Make: BMW
Model: M3
Generation: E30
Years: 1986–1991
Engine: S14

Came off: BMW M3 (E30)

Condition

Condition: Good
Mileage / usage: About 17,000 km of road use
Condition notes: Works as it should. The cosmetics are not show-quality.

Originality

OEM part number: S14B23
Year of production: 1988
Completeness: Engine, gearbox, loom, and ECU
Provenance: From a European E30 M3 with a service book. Stored indoors since removal.