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| Engine Code: | Z16XEP |
| HG No: | HGCH0178 |
| Car Series: | German Car |
| Car Brand: | OPEL |
| Car Model: | OPEL CRUZE Astra Insignia 1.6L |
Product Description
OEM NO:24461591 55353608 607156
Applicable Models:
Opel
ASTRA G Convertible (T98 F67) 2003-2005 Z16XEP 1598 76
ASTRA G Coupe (T98 F07) 2000-2005 Z16XEP 1598 76
ASTRA G Estate (T98 F35) 2002-2004 Z16XEP 1598 76
ASTRA G Hatchback (T98 F08 F48) 2002-2005 Z16XEP 1598 76
ASTRA G Saloon (T98 F69) 2002-2009 Z16XEP 1598 76
ASTRA H (A04 L48) 2004-2010 Z16XE1 Z16XEP 1598 77
ASTRA H Estate (A04 L35) 2004-2010 Z16XE1 Z16XEP 1598 77
ASTRA H GTC (A04 L08) 2005-2010 Z16XE1 Z16XEP 1598 77
ASTRA H TwinTop (A04 L67) 2005-2010 Z16XE1 Z16XEP 1598 77
MERIVA A MPV (X03 E75) 2006-2010 Z16XEP 1598 77
VECTRA C (Z02 F69) 2005-2008 Z16XEP 1598 77
VECTRA C Estate (Z02 F35) 2005-2008 Z16XEP 1598 77
VECTRA C GTS (Z02 F68) 2006-2008 Z16XEP 1598 77
ZAFIRA / ZAFIRA FAMILY B (A05 M75) 2005-2012 Z16XE1 Z16XEP 1598 77
Cylinder Head Structure diagram

The image shows the detailed construction of a cylinder head assembly, a key component of an internal combustion engine that houses precision parts controlling intake and exhaust gas flow within the combustion chamber.
Key elements include the camshaft, which actuates the valve rocker arms through the rocker shaft, transferring motion to open and close the valves at precise timing intervals. The valve clearance adjusters ensure optimal valve lash for consistent performance and durability, while the valve springs and valve retainers maintain proper valve seating during engine operation.
Additional features, such as the stud holes for securing the head to the engine block and the housing for the thermostat, support structural integrity and cooling system integration. Altogether, these components enable efficient combustion, improved airflow dynamics, and overall engine reliability.
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Latest News
Jul. 10, 2026
Jul. 03, 2026
Customer's Packing Box Customized Available
Start by sharing your requirements—we'll help design the perfect custom packing solution for your products. Reach out to HI-GREAT today!