Product Overview
High-performance component engineered for motorsport applications. Precision-manufactured to strict tolerances for reliability and performance.
Engine Applications
Fits: Kadett / Astra GSi · Calibra · Vectra · Calibra Turbo (C20LET)
Engine codes: 20XE, C20XE, C20LET, X20XEV, X20XER, C20SEL
Material Specifications
Key Benefits
Installation Notes
Professional installation recommended. Correct spring heights and valve travel must be verified to avoid coil bind. For camshaft installations, always check piston-to-valve clearance and verify spring installed height. Use high-zinc break-in oil on first start.
This component forms part of the valve train system and must be selected to suit the intended engine configuration, RPM range, and camshaft design.


