This cylinder head cover for Vauxhall Astra, Insignia, Meriva, Mokka and Zafira is a direct-fit replacement designed to seal the top of the engine and protect critical valvetrain components from oil leakage and external contaminants. Manufactured to meet OEM-equivalent specifications, this valve cover helps maintain proper oil containment, supports crankcase ventilation, and preserves the performance and reliability of your engine’s top end. Ideal for replacing a cracked, warped or leaking cover, this component ensures effective engine sealing and long-term durability for a range of Vauxhall models that use the corresponding cylinder head cover reference.

OEM Number: 55598449, 55486867, 55494242, 55570077

Fitting Position : Cylinder Head

Quantity : 1

Make	Model	Variant	Type	Engine	Chassis	Year
Opel	Astra	Diesel Estate	1.6 CDTi	1598cc 100KW 136HP B 16 DTH	FWD J P10	2013-2015
Opel	Astra	Diesel Estate	1.6 CDTi	1598cc 100KW 136HP B 16 DTH;D 16 DTH	FWD K B16	2015-2022
Opel	Astra	Diesel Estate	1.6 CDTi	1598cc 81KW 110HP B 16 DTE;B 16 DTU;D 16 DTI;D 16 DTN	FWD K B16	2015-2022
Opel	Astra	Diesel Estate	1.6 CDTi	1598cc 81KW 110HP B 16 DTL	FWD J P10	2014-2015
Opel	Astra	Diesel Hatch	1.6 CDTi	1598cc 100KW 136HP B 16 DTH	FWD J --	2014-2018
Opel	Astra	Diesel Hatch	1.6 CDTi	1598cc 100KW 136HP B 16 DTH	FWD J P10	2013-2015
Opel	Astra	Diesel Hatch	1.6 CDTi	1598cc 100KW 136HP B 16 DTH;D 16 DTH	FWD K B16	2015-2022
Opel	Astra	Diesel Hatch	1.6 CDTi	1598cc 81KW 110HP B 16 DTE;B 16 DTU;D 16 DTI;D 16 DTN	FWD K B16	2015-2022
Opel	Astra	Diesel Hatch	1.6 CDTi	1598cc 81KW 110HP B 16 DTL	FWD J --	2014-2018
Opel	Astra	Diesel Hatch	1.6 CDTi	1598cc 81KW 110HP B 16 DTL	FWD J P10	2014-2015
Opel	Astra	Diesel Panel Van	1.6 CDTi	1598cc 100KW 136HP B 16 DTH	FWD J P10	2013-2015
Opel	Astra J	Diesel Saloon	1.6 CDTi	1598cc 100KW 136HP B 16 DTH	FWD -- --	2014-2024
Opel	Astra J	Diesel Saloon	1.6 CDTi	1598cc 81KW 110HP B 16 DTL	FWD -- --	2014-2024
Opel	Insignia	Diesel Estate	1.6 CDTi	1598cc 100KW 136HP B 16 DTH	FWD A G09	2015-2016
Opel	Insignia	Diesel Estate	1.6 CDTi	1598cc 100KW 136HP B 16 DTH	FWD A G09	2015-2017
Opel	Insignia	Diesel Estate	1.6 CDTi	1598cc 100KW 136HP B 16 DTH;D 16 DTH	FWD B Z18	2017-2024
Opel	Insignia	Diesel Estate	1.6 CDTi	1598cc 81KW 110HP B 16 DTE;D 16 DTE;D 16 DTN	FWD B Z18	2017-2024
Opel	Insignia	Diesel Estate	1.6 CDTi	1598cc 88KW 120HP B 16 DTJ	FWD A G09	2015-2017
Opel	Insignia	Diesel Estate	1.6 CDTi	1598cc 88KW 120HP B 16 DTJ	FWD A G09	2015-2017
Opel	Insignia	Diesel Hatch	1.6 CDTi	1598cc 100KW 136HP B 16 DTH	FWD A G09	2015-2017
Opel	Insignia	Diesel Hatch	1.6 CDTi	1598cc 100KW 136HP B 16 DTH;D 16 DTH	FWD B Z18	2017-2024
Opel	Insignia	Diesel Hatch	1.6 CDTi	1598cc 81KW 110HP B 16 DTE;D 16 DTE;D 16 DTN	FWD B Z18	2017-2024
Opel	Insignia	Diesel Hatch	1.6 CDTi	1598cc 88KW 120HP B 16 DTJ	FWD A G09	2015-2017
Opel	Insignia	Diesel Saloon	1.6 CDTi	1598cc 100KW 136HP B 16 DTH	FWD A G09	2015-2017
Opel	Insignia	Diesel Saloon	1.6 CDTi	1598cc 88KW 120HP B 16 DTJ	FWD A G09	2015-2017
Opel	Meriva	Diesel MPV	1.6 CDTi	1598cc 100KW 136HP B 16 DTH	FWD B S10	2013-2017
Opel	Meriva	Diesel MPV	1.6 CDTi	1598cc 81KW 110HP B 16 DTE;B 16 DTL;B 16 DTN	FWD B S10	2014-2017
Opel	Mokka / Mokka X	Diesel SUV	1.6 CDTi	1598cc 100KW 136HP A 16 DTH;B 16 DTH;D 16 DTH	FWD -- J13	2015-2024
Opel	Mokka / Mokka X	Diesel SUV	1.6 CDTi	1598cc 81KW 110HP B 16 DTN;B 16 DTU	FWD -- J13	2015-2024
Opel	Mokka / Mokka X	Diesel SUV	1.6 CDTI 4x4	1598cc 100KW 136HP B 16 DTH;D 16 DTH	AWD -- J13	2015-2024
Opel	Zafira Tourer	Diesel MPV	1.6 CDTi	1598cc 100KW 136HP B 16 DTH	FWD C P12	2013-2024
Opel	Zafira Tourer	Diesel MPV	1.6 CDTi	1598cc 88KW 120HP B 16 DTJ;D 16 DTJ	FWD C P12	2014-2024
Opel	Zafira Tourer	Diesel MPV	1.6 CDTi	1598cc 99KW 134HP B 16 DTH;D 16 DTH	FWD C P12	2016-2024
Make	Model	Variant	Type	Engine	Chassis	Year

Our SKU : TVAU55598449_94
 
All our Cylinder Head Cover For Vauxhall Astra J Insignia A Meriva Mokka Zafira 55598449 are OEM quality and reliable after market car parts. This Cylinder Head Cover For Vauxhall Astra J Insignia A Meriva Mokka Zafira 55598449 is specifically compatible with Opel: Astra, Astra J, Insignia, Meriva, Mokka / Mokka X, Zafira Tourer, .

Please use our make-model-year tool to check this part's compatibility with your vehicle. However, please note that our tool is for reference only and we recommend that you check the part number on your old unit prior to purchasing.

If you are still not sure about the compatibility of this part to your vehicle, please supply us with the VIN number or Reg number in our live chat or contact form! You can also find details on our purchasing & shipping guide here.

Key Benefits

Reliable Engine Sealing
Designed to provide a secure seal over the cylinder head, helping to prevent oil leaks that can lead to messy engine bays and reduced engine oil levels.

Protects Valvetrain Components
Shields camshafts, rocker arms, lifters, and other upper engine components from dirt, dust and moisture, helping to extend component life.

Supports Crankcase Ventilation
Includes correct ports and mounting positions for crankcase ventilation and breather systems, ensuring proper crankcase pressure management and engine performance.

OEM-Equivalent Quality
Manufactured to meet or closely match original equipment standards for fit and function, providing a dependable replacement for worn or damaged original valve covers.

Direct Fit Replacement
No modifications are required during installation, allowing straightforward replacement by professional technicians or experienced DIYers when servicing the engine.

Frequently Asked Questions (FAQs)

What is a cylinder head cover?
A cylinder head cover, also known as a valve cover, is the top section of the engine that seals the cylinder head and valvetrain components. It prevents engine oil from escaping while protecting internal parts from external debris and contamination.

Which vehicles is this cylinder head cover compatible with?
This cylinder head cover fits various Vauxhall models that originally use the corresponding OEM cylinder head cover reference, including Astra, Insignia, Meriva, Mokka and Zafira. Always confirm compatibility using your vehicle’s VIN or part number before ordering.

What causes a cylinder head cover to fail?
Common causes include heat-related warping, degraded gaskets, or physical damage which can lead to oil leaks around the cover edge.

Does replacing the cylinder head cover fix oil leaks?
Yes. If leaks are originating from a cracked or warped valve cover or a failed gasket seal, replacing the cylinder head cover can resolve oil loss and restore proper engine sealing.

Is the gasket included with the cylinder head cover?
Check the product listing details before purchase. Some cylinder head covers are supplied without a gasket, and a separate gasket and mounting hardware may be required for a complete, leak-free installation.