BMW S50 engine

BMW S50 Engine for Sale at Reliable Used Part

If you are searching for a BMW S50 Engine for sale, Reliable Used Part makes it easier to find a reliable match. This listing covers BMW M3 E36 for model years 1996–1999, so you can compare the options that suit your vehicle before you buy. Browse our used engine inventory or ask our team for help choosing the right unit.

This engine is listed at Reliable Used Part with options from $4,000–$9,000. Your final price depends on the unit and option you choose, so ask our team to confirm availability, condition, included components, and shipping details before you order. A properly matched BMW S50 Engine helps your vehicle run smoothly after installation.

What Is the BMW S50 Engine?

The BMW S50 Engine is BMW’s inline-six used in the E36 M3, offered in 3.0L and 3.2L versions.

Like any engine, it should be matched to your vehicle by model year, trim, and configuration. For a general overview of how this component works, see the Wikipedia entry on the internal combustion engine.

BMW S50 Engine Compatibility and Fitment

The BMW S50 Engine listing is intended for BMW M3 E36 for model years 1996–1999. Exact compatibility depends on the model year, trim, engine, and drivetrain, so verify fitment before ordering. Compare every BMW S50 Engine option carefully before you decide.

• Models: M3 E36
• Model years: 1996–1999
• Engine and transmission options: 3.2L S50B32 and 3.0L S50B30

How to Confirm Fitment Before You Buy

Choosing the wrong engine is a costly mistake. Before ordering, run through these checks:

• Match the engine code, or the eighth character of your VIN, with the engine options listed for your vehicle.
• Confirm the model year, trim, displacement, and fuel type (gasoline, diesel, or hybrid).
• Note features that affect compatibility, such as turbocharging, direct injection, or variable valve timing.
• Check whether you also need related components such as the intake, wiring harness, sensors, or ECU.
• Ask our team to confirm availability, included components, and condition details before you order.

You can decode your VIN with the NHTSA VIN decoder and check for open safety recalls on the NHTSA recalls page before you start a major repair.

Signs You May Need a Replacement Engine

Not sure whether you need a replacement engine? Watch for these warning signs:

• Persistent knocking, ticking, or tapping noises from inside the engine
• Excessive oil consumption, oil leaks, or blue smoke from the exhaust
• Repeated overheating or coolant loss without an external leak
• Rough running, misfires, or low compression on one or more cylinders
• Metal particles in the oil, or a check engine light that returns after repairs

These symptoms can point to serious internal wear, but smaller faults can cause them too, so have a qualified technician diagnose the vehicle before you commit to a replacement.

Why Buy a Used Engine from Reliable Used Part?

Reliable Used Part supplies used engines to customers across the United States. Each BMW S50 Engine listing is backed by our team, who can help confirm fitment, current availability, and warranty terms before you commit. Nationwide USA shipping is available, and you can contact Reliable Used Part for a quote, freight estimate, or delivery timeline. Send us your VIN and we will help you choose the right BMW S50 Engine for your vehicle.

Working on more than one component? You may also want to look at our S54 Engine, BMW S55 Engine and BMW S65 Engine, or browse the full used engine inventory. You can also see all BMW used engine listings.

BMW S50 Engine FAQs