Complete BMW E30 M3 Engine – Rare S14 2.3L Inline-Four for Collectors & Restorers

Bring your classic BMW E30 M3 back to life with this complete S14 2.3-liter engine, the legendary powerplant that defined BMW’s dominance in touring car racing and cemented the E30 M3’s place as one of the greatest driver’s cars ever built. Known for its high-revving nature, motorsport pedigree, and robust engineering, the S14 engine is a must-have for serious BMW collectors, restorers, and enthusiasts looking to preserve originality or perform an authentic engine swap.

This listing offers a full E30 M3 engine setup, making it a rare opportunity for those seeking a matching-period correct replacement or a performance upgrade rooted in BMW Motorsport heritage.

Key Features

• Engine Type: BMW S14 2.3L DOHC Inline-Four

• Displacement: 2,302cc

• Configuration: Naturally aspirated, 16-valve

• Horsepower (Stock): Approx. 192–200 hp (market dependent)

• Torque: 170 lb-ft (230 Nm)

• Mileage/Condition: Low-mileage unit (details available upon request), inspected and stored properly

• Includes: Long block, cylinder head, intake system, exhaust manifold, ECU, and accessories depending on configuration

Why Choose the S14 E30 M3 Engine?

Authenticity & Originality – Essential for a genuine E30 M3 restoration.
Motorsport Pedigree – Derived from BMW’s racing program, developed for DTM competition.
High-Revving Performance – A driver’s engine built to deliver thrills up to 7,200 RPM.
Collector Value – The E30 M3 continues to appreciate, and original S14 engines are increasingly scarce.
Swap Potential – Ideal for E30 enthusiasts or BMW custom builds wanting an authentic M3 powertrain.

Ideal For

• E30 M3 Restorations – Return your car to factory-spec with the correct engine.

• Classic BMW Collectors – Secure a rare, complete S14 before they disappear from the market.

• Engine Swaps – Build the ultimate E30 or other project car with a genuine M3 heart.

• Motorsport Enthusiasts – Relive BMW’s Group A and DTM glory days with an authentic S14 power unit.

Technical Details

• Block & Head: Original BMW S14 components

• Fuel System: Bosch Motronic injection

• Transmission Compatibility: Can be paired with the Getrag 265/280 5-speed gearbox

• Condition: Leak-down tested / compression tested (details available)

• Documentation: VIN or engine serial provided for authenticity check

The BMW E30 M3 S14 engine is more than just a powerplant – it’s a piece of motorsport history. With its raw, high-revving character and iconic racing DNA, it remains one of the most sought-after engines among BMW enthusiasts worldwide.