BMW S14 Engine

BMW S14 2.3-Liter Inline-Four Engine – E30 M3

Offered for sale is a BMW S14 DOHC 2.3-liter inline-four engine, as fitted to the iconic BMW E30 M3. Developed for Group A homologation, the S14 is celebrated for its high-revving nature, motorsport pedigree, and robust construction.  BMW S14 Engine

This example is distinguished by a gold-finished valve cover and intake plenum and is accompanied by the Bosch Motronic control module and wiring harness, supporting straightforward integration. Additional included components comprise the alternator, air conditioning compressor, power steering pump, flywheel and clutch, and a four-into-two exhaust header, making this a well-equipped engine package.

Key Details & Features:

• BMW S14 inline-four engine

• 2.3-liter DOHC configuration

• Correct for E30 M3

• Gold-finished valve cover and intake plenum

• Bosch Motronic control module

• Wiring harness included

• Alternator included

• Air conditioning compressor included

• Power steering pump included

• Flywheel and clutch included

• Four-into-two exhaust header

A desirable BMW M engine well suited for an authentic E30 M3 restoration, vintage motorsport project, or inclusion in a serious BMW collection.