Description
Part Description
This Grade A engine assembly was removed from a 2009 Mercedes-Benz C300 with 129,000 miles. The 204 type RWD engine is in good working condition and showed no check engine light on the dashboard when removed. It has been professionally inspected and is currently on the shelf ready to ship.
Engine assemblies are typically replaced due to catastrophic internal failure, severe overheating damage, or accident-related damage. Common issues that lead to engine replacement include timing chain failure, bearing damage, cracked blocks, or seized pistons. A quality used engine like this one provides a cost-effective alternative to expensive rebuilds or new engine purchases.
603 Auto Salvage maintains over 50,000 used auto parts in stock from more than 1,100 vehicles. Our experienced team can help you find the right engine for your Mercedes-Benz. Browse our online inventory or contact us to verify compatibility and arrange shipping for your engine assembly. 50,000+ parts in stock from over 1,100 vehicles. Contact us or call (603) 392-7313 for anything you need.
Part Specifications
| Part | Engine Assembly – Complete Motor |
| Interchange # | 85731 |
| OEM Part Number | Contact for OEM# |
| Side | N/A |
| Part Grade | A — Grade A – Good working condition, 129K miles, no check engine light history, inspected and ready to ship |
| Warranty | 90-Day Warranty (Standard coverage for tested engine with moderate mileage) |
| Type | Used OEM |
Vehicle Information (Donor)
| Year / Make / Model | 2009 MERCEDES-BENZ CCLASS |
| VIN | N/A |
| Vehicle Stock # | 0909245765 |
Our Testing & Inspection Process
Every part at 603 Auto Salvage is inspected before listing. Here is what was verified on this Engine Assembly – Complete Motor:
| ✅ Compression Test | All cylinders within acceptable range |
| ✅ Oil Condition | Clean oil, no metal contamination detected |
| ✅ External Inspection | No visible cracks or damage to block or heads |
| ✅ Timing Components | Timing chain and guides inspected, no excessive wear |
| ✅ Accessory Mounts | All mounting points and brackets intact |
| ✅ Fluid Leaks | No significant oil or coolant leaks observed |
Compatibility — What Vehicles Does This Part Fit?
Based on interchange #85731, this part fits the following vehicles. Always confirm fitment with your mechanic before purchasing.
| Year(s) | Make | Model | Notes |
|---|---|---|---|
| 2008-2011 | Mercedes-Benz | C300 | RWD models with 204 type engine – Contact us for full compatibility verification |
Questions? Need a shipping quote? Call us now:
603 Auto Salvage | 233 Main St, Plaistow, NH 03865
Mon–Fri 8am–4:30pm | Sat 8am–2pm | Sun Closed
Warranty & Shipping
Frequently Asked Questions
What is included with this Mercedes C300 engine assembly?
This engine assembly includes the complete long block with cylinder heads, timing components, and oil pan. Accessories like alternator, starter, and intake manifold may vary – contact us for specific details.
Will this 2009 C300 engine fit my Mercedes-Benz?
This 204 type engine fits 2008-2011 C300 RWD models. We recommend verifying your engine code and transmission type before purchase to ensure proper compatibility.
What is the mileage on this used Mercedes engine?
This engine has 129,000 miles and was removed from a vehicle with no check engine light history. The engine has been compression tested and inspected for quality assurance.
How is this engine shipped and what does it weigh?
This engine assembly ships via LTL freight on a pallet due to its weight of approximately 400-450 pounds. Professional packaging ensures safe delivery to your location.
What causes Mercedes C300 engines to fail?
Common failure points include timing chain stretch, balance shaft issues, and oil leaks from valve cover gaskets. This engine showed no warning lights and has been inspected for these common problems.
Related Parts & Resources
OEM Part Numbers & Cross-Reference
Looking for this part by number? Here are the reference numbers:
| Engine Type | 204 Type |
| Vehicle Application | C300 RWD |
| Interchange Number | 85731 |
Price Comparison — Why Used OEM Makes Sense
| Source | Price Range | Warranty | Notes |
|---|---|---|---|
| Dealer (New OEM) | $8,000 – $12,000 | 1 year | Brand new, longest wait time |
| Aftermarket | $4,000 – $6,000 | Varies | Non-OEM fitment, quality varies |
| Other Salvage Yards | $1,200 – $1,800 | 30–60 days | Varies in quality and testing |
| 603 Auto Salvage | $800.00 | 90-Day Warranty | Tested, Grade A, ships in 24hrs |
Installation Notes
- Use new engine mounts and transmission mount during installation
- Replace timing chain and guides if original components show wear
- Install new oil filter and use manufacturer-specified oil grade
- Verify all electrical connections and sensors are properly transferred
- Check and replace coolant hoses and thermostat during installation
🔍 Free Fitment Check
Call us with your VIN and we will verify compatibility for free. No obligation, no pressure — just answers.
Our parts specialists check interchange data in real-time
Estimated Shipping Costs by Region
This part ships via LTL Freight. Prices are estimates — call for an exact quote to your zip code.
| Region | Estimated Cost | Transit Time |
|---|---|---|
| New England (NH, MA, ME, VT, CT, RI) | $150 – $250 | 1–3 business days |
| Northeast (NY, NJ, PA, MD, VA) | $200 – $350 | 2–4 business days |
| Southeast (FL, GA, NC, SC, TN) | $300 – $450 | 3–5 business days |
| Midwest (OH, MI, IL, IN, WI, MN) | $350 – $475 | 3–5 business days |
| Southwest (TX, AZ, NM, OK) | $400 – $550 | 4–6 business days |
| West Coast (CA, OR, WA) | $450 – $600 | 5–7 business days |
Local pickup is always free. Free delivery within 30 miles of Plaistow, NH.
Why Buy From 603 Auto Salvage?
- 50,000+ parts in stock from over 1,100 vehicles on-site in Plaistow, NH
- Every part inspected before listing — no guesswork
- Family-owned salvage yard — real people, not a call center
- 90-Day Warranty on this part
- Fast shipping — most orders ship within 24 hours
- Competitive pricing — save 50–70% vs dealer prices
- Serving New Hampshire, Massachusetts & all 50 states
Ready to order? Call (603) 392-7313 or add to cart above. We are here to help.




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