BMW S14 2.5L Engine and Getrag 5-Speed Gearbox Modified for BMW 2002

BMW S14 2.5-Liter Inline-Four Engine with Getrag Five-Speed Gearbox – Modified

This modified BMW S14 2.5-liter engine and five-speed manual gearbox package has been built to deliver motorsport-level performance, making it an ideal drivetrain for a BMW 2002 conversion or track-focused build. Based on the legendary S14 architecture, this example benefits from extensive performance upgrades and displacement increase for enhanced power and responsiveness.  BMW S14 2.5L Engine and Getrag 5-Speed Gearbox Modified for BMW 2002

The engine features a Sport Evolution–style block with a ported cylinder head, paired with bored 48mm individual throttle bodies and VAC Motorsports CP forged pistons to achieve an 11:1 compression ratio. Engine management is handled by a Bosch Motronic control module, while the distinctive, orange-finished intake plenum adds visual impact.

Engine Specifications & Modifications

• BMW S14 DOHC inline-four

• Expanded to 2.5-liter displacement

• Sport Evo–style engine block

• Ported cylinder head

• 48mm individual throttle bodies

• VAC Motorsports CP forged pistons

• 11:1 compression ratio

• Bosch Motronic engine control module

• Orange-finished intake plenum

• Exhaust components included

Transmission

• Getrag 245 five-speed manual gearbox

• Suitable for BMW 2002 and custom applications

Overview

The BMW S14 remains one of the most celebrated four-cylinder engines in motorsport history, and this 2.5-liter modified example elevates its performance potential well beyond stock specifications. Paired with a Getrag five-speed gearbox, this setup offers a compelling solution for vintage racing, hill climb events, or high-end restomod projects.

A rare opportunity to acquire a highly developed BMW S14 powertrain, engineered for serious performance use.