Valve Cover PCV Diaphragm 66.8mm – Opel / Chevrolet 1.6L 1.8L | OEM 5607187
A failed 66.8mm valve cover PCV diaphragm on Opel and Chevrolet 1.6L and 1.8L engines causes oil mist in the intake, oil consumption, and crankcase fault codes. Direct replacement for valve covers using OEM 5607187 and cross-references. Opel/Vauxhall and Chevrolet models with 1.6L and 1.8L engines using valve covers 5607187, 5607258, 55558673, 55556284, 55558118, 55564395
Fits OEM #5607187.
When to Inspect This Part
- mixture faults or an intake air leak
- rough or unstable idle
- increased oil consumption
- whistling or excessive crankcase vacuum
What's Included
- 1 × Valve Cover PCV Diaphragm 66.8mm
OEM Part Numbers and Vehicle Fitment
Additional confirmed fitment
- Astra H / Family 2004-2015
- Astra J 2010>
- Corsa D 006-2015
- Insignia 2008>
- Meriva 2003-2010
- Signum 2003-2008
- Vectra C 2002-2008
- Zafira B 2005-2012
- Orlando (J309) 1.8 [2H0; F18D4] 2011
Part Number / PN
5607187, 5607258, 5607159, 5607592, 55558673, 55556284, 55558118, 55564395, 49614, A14NET, A16LEL, A16LER, 16LES, A16LET, A16XER, A16XHT, A16XNT, A18XEL, A18XER, A20DTH, A20DTL, A20DTR, 24440090, A14NEL, 85CUL4, OP56070159, 40946495, 24456232, 656175
Important Fitment Check
Before ordering, compare the part design, dimensions, connectors, and every available OEM/P/N marking with the part installed on the vehicle. Matching OEM/P/N 5607187 is the primary fitment check.
FAQ
How do I confirm fitment for this Valve Cover PCV Diaphragm 66.8mm?
Compare the exact OEM/P/N and physical design with the installed part. The primary reference is 5607187. Do not select the part by vehicle model alone.
What symptoms may indicate a problem with this Valve Cover PCV Diaphragm 66.8mm?
Confirmed symptoms include mixture faults or an intake air leak, rough or unstable idle, increased oil consumption, whistling or excessive crankcase vacuum. Diagnose the original assembly before ordering so another fault is not mistaken for this part.
What is included with this Valve Cover PCV Diaphragm 66.8mm?
The confirmed kit contents are: 1 × Valve Cover PCV Diaphragm 66.8mm.
Does this listing include the complete surrounding assembly?
No. It includes only the item or repair components identified for this SKU. Inspect related parts separately and replace them only when diagnosis confirms a fault.
What should be checked before installation?
Check the OEM/P/N, dimensions, connectors, orientation, and condition of the mating components. Installation should follow the correct service procedure for the specific vehicle and assembly.
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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