Rebuilt BMW 630CSi Engine for sale

Rebuilt BMW 630CSi Engine for sale. Own a vintage BMW 630CSi and need a dependable engine replacement? At First Used Auto Parts, we specialize in supplying professionally rebuilt BMW engines for classic models like the E24 630CSi. Our rebuilt M30B30 engines offer the authentic performance, smooth inline-6 character, and reliability that made this Grand Tourer a legend.

✅ Why Choose a Rebuilt Engine for Your 630CSi? Rebuilt BMW 630CSi Engine for sale.

🔧 Built to OEM Standards — Classic BMW Craftsmanship

Each M30 engine is fully disassembled, cleaned, machined, and rebuilt using OEM or OEM-grade components. Key internals — including pistons, crankshaft bearings, timing components, valve guides, gaskets, and seals — are replaced or restored to ensure like-new reliability and performance.

🔍 Engine & Model Compatibility:

BMW 630CSi

• Chassis: E24 (First Generation 6 Series)

• Model Years (U.S.): 1976–1978

• Engine Code: M30B30 (3.0L Inline-6)

• Fuel System: Bosch L-Jetronic Fuel Injection

• Displacement: 3.0L (2986 cc)

• Horsepower: ~176 HP

• Torque: ~188 lb-ft

• Configuration: SOHC Inline-6

• Drivetrain: RWD

• Transmission Compatibility: Manual or Automatic

🔍 Need help confirming compatibility with your classic 6 Series? Just provide the VIN or production date, and we’ll match the correct rebuilt engine.

🛡️ Warranty Coverage Included

All of our rebuilt engines come with a limited warranty, giving you confidence in your restoration or repair project.

Engine Specs Overview:

Engine Code	Displacement	Fuel System	HP	Torque
M30B30	3.0L Inline-6	Bosch L-Jetronic	~176 HP	~188 lb-ft

• Fuel Type: Gasoline

• Aspiration: Naturally Aspirated

• Valvetrain: SOHC, 12-valve

• Condition: Professionally rebuilt with new and remanufactured internals

• Shipping: Available across the U.S. — safe, insured delivery

• Warranty: Included (contact us for details)

Why Buy from First Used Auto Parts?

• 🛠️ Vintage BMW Specialists: We understand the importance of originality, precision, and fit for classic E24s

• 🚚 Nationwide Shipping: Fast, insured delivery to your door or shop

• 💬 Classic Fitment Support: We'll ensure you get the exact engine for your 630CSi

• 💰 Value for Restorers: Save thousands over rare crate engine finds without sacrificing performance

Bring Your BMW 630CSi Back to Life

Whether you're performing a full classic restoration or replacing a tired original engine, a rebuilt M30B30 from First Used Auto Parts is the right way to keep your 630CSi on the road — with period-correct performance and modern reliability.

📞 Call Now or Request a Free Quote Online

Restore your 6 Series legend with a rebuilt BMW 630CSi engine from First Used Auto Parts — where quality, heritage, and performance meet.