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Details
| Specification | Value |
|---|---|
| Brand | TRW Engine Component |
| Category | outlet valve |
| Length [mm] | 102.3 mm |
| Valve Head Diameter [mm] | 25.4 mm |
| Valve Stem Diameter [mm] | 6 mm |
| Valve seat angle [°] | 45 ° |
OE/OEM numbers (8)
Search by this OE number to find compatible parts
- CHRYSLER—05175397AA
- MERCEDES-BENZ / SMART—642 050 05 27
- MERCEDES-BENZ—642 050 07 27
- MERCEDES-BENZ—642 050 08 27
- MERCEDES-BENZ—A 642 050 05 27
- MERCEDES-BENZ—A 642 050 07 27
- MERCEDES-BENZ—A 642 050 08 27
- MITSUBISHI—MN960089
Where this part fits
Original-fit position for OE 6420500527. The red ring marks where this part installs on the vehicle.

About this product
The TRW Engine Component outlet valve (261127) is a professional-grade replacement component engineered for long service life and reliable operation across all conditions your vehicle encounters. The part is built to the following specification: Length [mm]: 102, Cast Iron mm, Material: 67, Supplementary Article/Info 2: 732, Supplementary Article/Info 2: 667, Valve Head Diameter [mm]: 25, Copper mm. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit MERCEDES-BENZ, SMART models. All compatibility data is cross-checked against the TecDoc database — select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 001 VA 31379 000, 05175397AA, 2200OSVAT, 3486.036 and 11 more. Matching these numbers confirms a like-for-like replacement with no loss of function. TRW Engine Component is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.
Suitable cars
Equivalent products (8)
outlet valve TRW Engine Component 261127 — compatible car models
| Car models | MERCEDES-BENZ: A-CLASS (W169), B-CLASS Sports Tourer (W245), C-CLASS T-Model (S203), C-CLASS T-Model (S204), C-CLASS (W203), C-CLASS (W204), CLK (C209), CLK Convertible (A209), CLS (C218), CLS (C219) (+20 more) |
|---|---|
| Engines | A 160 CDI (169.006, 169.306); B 180 CDI (245.207); C 320 CDI (203.220); C 300 CDI 4-matic (204.292); C 320 CDI (203.020); C 300 CDI 4-matic (204.092); CLK 320 CDI (209.320); CLK 320 CDI (209.420); CLS 350 BlueTEC / d (218.326); CLS 320 CDI; CLS 350 BlueTEC / d (218.926); E 350 BlueTEC (207.426); E 350 BlueTEC (207.326); E 280 CDI (211.620); E 280 T CDI (211.220) (+15 more) |
| Year of manufacture | 1989-2023 |
| Manufacturer article number (MPN) | 261127 |
| OE part numbers | 05175397AA, 642 050 05 27, 642 050 07 27, 642 050 08 27, A 642 050 05 27, A 642 050 07 27, A 642 050 08 27, MN960089 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
TRW Engine Component 261127 outlet valve. Length [mm]: 102,3 mm. Material: 67. Supplementary Article/Info 2: 667. Supplementary Article/Info 2: 732. Valve Head Diameter [mm]: 25,4 mm. Valve seat angle [°]: 45 °. Valve Seat Material: 67. Valve Stem Diameter [mm]: 6 mm
- 1x outlet valve
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Express and standard shipping available.
- Standard delivery: 2-5 business days
- Express delivery: 1-2 business days
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this outlet valve compatible with my car?
This outlet valve fits MERCEDES-BENZ, SMART vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this TRW Engine Component outlet valve have?
This TRW Engine Component outlet valve has the following specifications: Length [mm]: 102,3 mm; Material: 67; Supplementary Article/Info 2: 732; Supplementary Article/Info 2: 667; Valve Head Diameter [mm]: 25,4 mm; Valve Stem Diameter [mm]: 6 mm. Check the full specifications table above for complete details.
What OE part numbers does this outlet valve replace?
This outlet valve replaces OE part numbers: 05175397AA, 642 050 05 27, 642 050 07 27, 642 050 08 27, A 642 050 05 27, A 642 050 07 27, A 642 050 08 27, MN960089. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a outlet valve cost?
This TRW Engine Component outlet valve is available for £14.99. Outlet valve prices vary depending on brand, specifications, and vehicle compatibility. TRW Engine Component parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my outlet valve?
Regular inspection of your outlet valve is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a outlet valve?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the outlet valve fitted by a professional mechanic.
Can I use this part as a replacement for OE 05175397AA?
Yes, this TRW Engine Component outlet valve is a direct replacement for OE part number 05175397AA. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.