5607251 Valve Cover PCV Diaphragm 41mm for Opel 1.7D
This replacement 41mm valve cover PCV diaphragm is designed for Opel and Vauxhall 1.7D diesel applications using compatible valve covers referenced by OEM 5607251. Related cross-references listed on the product page are 98001142 and 8980011422.
This product is an individual replacement PCV diaphragm for the valve cover crankcase ventilation system. It is not a complete valve cover assembly.
OEM / Reference Numbers
- 5607251 — primary compatible valve cover OEM reference
- 98001142 — related cross-reference
- 8980011422 — related cross-reference
Part Type
- Valve cover PCV diaphragm
- Crankcase ventilation diaphragm
- 41mm replacement membrane
- Individual replacement component
- Not a complete valve cover assembly
What This Part Does
The valve cover PCV diaphragm is part of the crankcase ventilation system. According to the product listing, failure of the 41mm diaphragm on Opel 1.7D diesel engines can cause oil mist in the intake, increased oil consumption and crankcase fault codes.
Compatible Vehicles
- Opel / Vauxhall Astra H — 2004 to 2010 — A17DTJ / Z17DTJ / Z17DTR
- Opel / Vauxhall Astra J — 2010 to 2016 — A17DTS
- Opel / Vauxhall Meriva A / B — A17DTJ
- Opel / Vauxhall Combo C / D — Z17DTJ
- Opel / Vauxhall Zafira B — Z17DTH / A17DTJ
Engine / Technical Details
- Engine context: Opel / Vauxhall 1.7D diesel
- Confirmed engine codes: Z17DTJ, Z17DTR, A17DTJ, A17DTR, A17DTS, Z17DTH
- Diaphragm diameter: 41mm
- Primary compatible valve cover reference: 5607251
- Related cross-references: 98001142 and 8980011422
Common Symptoms of PCV Diaphragm Failure
- Oil mist in the intake
- Increased oil consumption
- Crankcase fault codes
Why Choose This Replacement Diaphragm
- Allows replacement of the individual 41mm PCV diaphragm without replacing the complete valve cover assembly
- Designed for compatible Opel and Vauxhall 1.7D valve covers using reference 5607251
- Also associated with cross-references 98001142 and 8980011422 listed on the product page
- Targets PCV diaphragm failure associated with oil mist, increased oil consumption and crankcase fault codes
Important Before Ordering
- Verify that your valve cover corresponds to OEM reference 5607251 or related cross-reference 98001142 / 8980011422.
- Confirm your Opel or Vauxhall model and engine code against the compatibility information listed above.
- Verify that the required diaphragm diameter is 41mm.
- This product is an individual PCV diaphragm and not a complete valve cover assembly.
- The product page does not specify the diaphragm material.
What does OEM 5607251 fit?
According to the product listing, this 41mm replacement PCV diaphragm is intended for compatible Opel and Vauxhall 1.7D diesel valve covers using OEM 5607251. Listed applications include Astra H, Astra J, Meriva A/B, Combo C/D and Zafira B with specified compatible engine codes.
Are 98001142 and 8980011422 related to 5607251?
Yes. The product page lists 98001142 and 8980011422 as cross-references related to the 5607251 valve cover application.
What is the diameter of this Opel 1.7D PCV diaphragm?
The replacement PCV diaphragm has a specified diameter of 41mm.
What symptoms can indicate PCV diaphragm failure?
The product listing identifies oil mist in the intake, increased oil consumption and crankcase fault codes as symptoms associated with a failed 41mm valve cover diaphragm.
Is this a complete Opel 1.7D valve cover assembly?
No. This product is an individual 41mm replacement PCV diaphragm for the valve cover crankcase ventilation system. It is not a complete valve cover assembly.
How do I confirm compatibility before ordering?
Verify that your valve cover corresponds to OEM 5607251 or cross-reference 98001142 / 8980011422, confirm your vehicle and engine code against the listed compatibility information, and check that the required diaphragm diameter is 41mm.
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Orders ship within 1–2 business days.
Standard delivery:
- USA: Some items ship from our US warehouse and arrive within 3 business days.
- USA-EU: 10–21 business days
- Worldwide: 14–30 business days
Shipping cost is shown at checkout.
Can I exchange or return an item?
Yes, you can exchange or return an item within 14 days of purchase. This right is guaranteed to you by the Law on the Protection of Consumer Rights
To use this feature, please make sure that:
- the product was not in use and has no traces of use: scratches, chips, abrasions, etc.
- the goods are fully completed and the integrity of the packaging is not violated
- retained all labels and factory markings