The Ultimate Guide to BMW S85 Engine for Sale
The BMW S85 engine, a 5.0L V10 powerhouse, is renowned for its performance and engineering excellence. It has powered some of the most iconic BMW models, particularly the M5 and M6 series. If you’re in the market for an S85 engine, whether for a replacement, rebuild, or performance upgrade, this guide will provide you with comprehensive insights and comparisons to make an informed purchase.
Comparison of BMW S85 Engine Types and Applications
| Engine Type | Application | Power Output | Configuration | Notable Features |
|---|---|---|---|---|
| S85B50 | BMW M5 (E60) | 500 HP | V10 | High-revving, naturally aspirated |
| S85B50 (Rebuilt) | BMW M5 (E60) | 500 HP | V10 | Rebuilt for reliability |
| S85B50 (Performance) | Custom Applications | Up to 600 HP | V10 | Upgraded internal components |
| S85B50 (Used) | BMW M5/M6 | 500 HP | V10 | Lower mileage, tested condition |
Understanding the BMW S85 Engine
Overview of the S85 Engine
The BMW S85 engine is a 5.0-liter V10 engine that generates a remarkable 500 horsepower at 7,750 RPM and 384 lb-ft of torque at 6,100 RPM. Its performance is complemented by a high-revving characteristic that appeals to enthusiasts. The engine features a lightweight aluminum construction and advanced technologies, making it a staple in the high-performance segment.
Key Features of the S85 Engine
- Configuration: V10, offering a unique engine note and smooth operation.
- Valvetrain: 40-valve design for enhanced airflow and combustion efficiency.
- Fuel System: Utilizes an intake manifold injection system that optimizes fuel delivery and performance.
- Performance: Known for exceptional throttle response and a high-revving nature, ideal for track use.
Types of BMW S85 Engines Available
Complete Engines
Complete S85 engines are available for those looking to replace a faulty engine or upgrade their vehicle. These engines often come with all necessary components, making installation straightforward. Websites like nearautosparts.com and carbahn.com offer complete S85 engines with various warranties and shipping options.
Rebuilt Engines
Rebuilt S85 engines are an excellent choice for those seeking an engine that has been restored to near-new condition. Companies like CarBahn specialize in performance rebuilds, ensuring enhanced reliability and power. These engines often come with performance upgrades, making them suitable for enthusiasts looking for more than just stock performance.
Performance Engines
For those who desire even more power, performance variants of the S85 engine are available. These engines may include upgraded internals, such as forged pistons and high-strength connecting rods, to handle increased horsepower demands. CarBahn offers performance-enhanced versions of the S85, making them ideal for racing applications.
Used Engines
Used S85 engines can be a cost-effective option for those on a budget. Platforms like partrequest.com and quarrymotors.co.uk provide listings of used S85 engines. It’s essential to check the engine’s condition and history to ensure reliability.
Where to Buy BMW S85 Engines
Online Marketplaces
- Near Auto Parts – nearautosparts.com offers a range of complete S85 engines with international shipping options.
- CarBahn – carbahn.com specializes in performance upgrades and rebuilt engines.
- Quarry Motors – quarrymotors.co.uk provides tested used engines with warranties.
Auction Sites
- eBay – ebay.ca features various listings for S85 engines, including used and rebuilt options.
Specialty Retailers
- Project M Motors – www.projectmmotors.com offers a selection of S85 engines and related components.
- Reman-Engine.com – reman-engine.com focuses on remanufactured engines, ensuring quality and performance.
Technical Features of BMW S85 Engine
| Feature | Specification |
|---|---|
| Displacement | 5.0L (4999 cc) |
| Configuration | V10 |
| Power Output | 500 HP |
| Torque | 384 lb-ft |
| Valves | 40 |
| Fuel System | Intake Manifold Injection |
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Conclusion
The BMW S85 engine remains a sought-after component for enthusiasts and those looking to enhance the performance of their BMW M5 or M6 models. With options ranging from complete and rebuilt engines to high-performance variants, there is a solution for every need. Be sure to explore reputable sources such as nearautosparts.com, carbahn.com, and quarrymotors.co.uk to find the right engine for your requirements.
FAQ
What is the BMW S85 engine?
The BMW S85 engine is a 5.0L V10 engine used primarily in the BMW M5 and M6 models, renowned for its high performance and distinctive sound.
What are the power specifications of the S85 engine?
The S85 engine produces 500 horsepower at 7,750 RPM and 384 lb-ft of torque at 6,100 RPM.
Where can I buy a BMW S85 engine?
You can purchase a BMW S85 engine from various sources, including nearautosparts.com, carbahn.com, and quarrymotors.co.uk.
What is the difference between a rebuilt and a used S85 engine?
A rebuilt S85 engine has undergone repairs and upgrades to restore its performance, while a used engine is sold as-is, based on its condition and mileage.
Are there performance upgrades available for the S85 engine?
Yes, companies like CarBahn offer performance upgrades for the S85, enhancing its power and reliability.
What models use the S85 engine?
The S85 engine is primarily used in BMW M5 (E60) and M6 (E63) models.
What warranty options are available for S85 engines?
Warranty options vary by seller, but many offer warranties ranging from 3 months to several years on rebuilt or used engines.
How can I ensure the quality of a used S85 engine?
Always check the engine’s history, mileage, and condition before purchasing. Reputable sellers often provide testing and warranty information.
What maintenance does the S85 engine require?
Regular oil changes, checks on the cooling system, and periodic inspections of timing components are essential for maintaining the S85 engine.
Is the S85 engine suitable for racing?
Yes, the S85 engine is popular in racing circles due to its high-revving nature and performance capabilities, especially when modified for track use.