Womala Engine Exhaust Valve 32249029 Exhaust Valve for Volvo XC90 Engine Auto Parts
The Engine Exhaust Valve (Exhaust Valve, OE Number: 32249029) is a critical component of the engine’s valvetrain system, compatible with multiple modern Volvo models including XC90 (16–), XC60 (18–), XC40, S60 (19–), S90 (17–)/S90L, V60/V60 Cross Country (19–), and V90/V90 Cross Country. As an OE-grade part, it is installed in the engine cylinder head, paired with an exhaust valve seat. Its core role is to open and close at precise timings to release burned exhaust gases from the combustion chamber into the exhaust system—ensuring efficient engine operation, optimal power output, and compliance with emission standards.
Constructed from high-temperature-resistant alloy steel (e.g., stainless steel with chrome or nickel plating) and featuring a precision-ground stem and valve head, this exhaust valve endures extreme conditions. It resists thermal fatigue from continuous exposure to combustion temperatures (up to 800–1000°C), corrosion from exhaust gases, and wear from valve seat contact. It adheres to Volvo’s strict dimensional standards, ensuring a tight seal with the valve seat when closed (preventing exhaust gas leakage) and smooth movement in the valve guide when opening/closing.
Core Functions
- Exhaust Gas Discharge: Opens at the end of the power stroke to allow burned exhaust gases to flow from the combustion chamber into the exhaust manifold. This clears the chamber for the next intake stroke, avoiding residual gas buildup that would reduce engine efficiency.
- Sealing the Combustion Chamber: Closes tightly against the valve seat during the intake, compression, and power strokes. This prevents exhaust gases from leaking back into the chamber (which would lower compression pressure and power) and keeps fresh air-fuel mixture from escaping into the exhaust (which would increase fuel consumption and emissions).
- High-Temperature Resistance: Maintains structural integrity under extreme heat from combustion, avoiding warping, cracking, or erosion that would disrupt valve operation and require premature replacement.
Compatible Vehicles
This Engine Exhaust Valve (OE: 32249029) is tailored for the following Volvo models and their respective year ranges:
| Model | Applicable Year Range |
| Volvo XC90 (16–) | 2020–2024 |
| Volvo XC60 (18–) | 2020–2024 |
| Volvo XC40 | 2021–2024 |
| Volvo S60 (19–) | 2021–2024 |
| Volvo S90 (17–) / S90L | 2021–2024 |
| Volvo V60 (19–) / V60 Cross Country (19–) | 2021–2024 |
| Volvo V90 (17–) / V90 Cross Country | 2021–2024 |
Notes: Exhaust valves are cylinder-specific and may differ in size or material based on the engine variant (e.g., 2.0L turbo vs. 3.0L supercharged) even for the same model. For 100% fitment accuracy, confirm the exact cylinder position (e.g., cylinder 1–6) and engine displacement this valve corresponds to, and verify compatibility via your vehicle’s VIN (Vehicle Identification Number) or consult Volvo’s official service manual.

Frequently Asked Questions
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A: For optimal results, we recommend professional installation. Key considerations include ensuring proper alignment of all mounting points, checking for additional damaged components, and verifying all fasteners are properly torqued to specification.
Why Choose Our Products
- Extensive Industry Experience: 13 years specializing in Volvo auto parts with precise product matching and technical solutions.
- Quality Assurance: 10-stage quality inspection process including durability testing, surface roughness analysis, and dimensional verification.
- Manufacturing Excellence: 15,000㎡ production base with 10,000+ SKUs in inventory for fast order fulfillment.
- Strategic Partnerships: Collaborations with 50+ factories including suppliers to international brands like Bosch and Hella.

