Top Line Manufacturing IV051H Intake Engine Valve - 38mm

The Top Line Manufacturing IV051H is a 38mm diameter intake valve engineered as a precision replacement for Volkswagen and Audi engines. Designed to restore proper cylinder head airflow and combustion efficiency, this intake valve is a direct-fit solution for engines that use the standard 051-series valve family.

Key Features:

• Head Diameter: 38mm — standard intake valve size for applicable VW/Audi engine families
• Direct-replacement fitment for correct OE-spec intake valve dimensions
• Pairs with companion exhaust valve EV051H and valve guide VG056 for a complete valve train service
• Compatible with related valve train components including lifters (LIF049/LIF056) and valve seals (VSS056)
• Suitable for use during engine rebuilds, cylinder head reconditioning, or valve replacement service

The IV051H is part of Top Line Manufacturing's comprehensive engine valve catalog, covering a wide range of import applications. Cross-reference with OEM valve specifications to confirm correct fitment for your specific engine displacement and configuration.