Aluminum Alloy Cylinder Head 1.8T 20V for VW Jetta Beetle Passat Golf Audi A4 TT

Cylinder Head 1.8T 20V for VW Jetta Beetle Passat Golf and Audi A4 TT

This aluminum alloy cylinder head is a 1.8T 20V replacement unit for a range of Volkswagen and Audi applications, built to bolt onto the 1.8 liter turbocharged engine family.

Overview

This aluminum alloy cylinder head for VW and Audi 1.8T 20V engines replaces a cracked, warped, or worn head on the popular turbocharged four cylinder. The cylinder head for VW Jetta and Golf models carries the combustion chambers, valve seats, and camshaft journals that the engine relies on to seal and breathe correctly. It is aimed at owners and shops rebuilding a 1.8T engine or correcting head damage found during diagnostics.

Built For Performance

• Aluminum alloy casting for lighter weight and good heat dissipation
• Configured for the 1.8T 20 valve turbocharged engine family
• Machined valve seat and guide positions for the 20 valve layout
• Camshaft journal bores prepared for the factory valvetrain components
• Combustion chamber geometry suited to the 1.8 liter turbo application

Fits These Machines

• for VW Jetta 1.8T
• for VW Beetle 1.8T
• for VW Passat 1.8T
• for VW Golf 1.8T
• for Audi A4 1.8T
• for Audi TT 1.8T

On-The-Job Use

• Replacing a warped or cracked head after an overheating event
• Rebuilding a 1.8T engine during a top end refresh
• Correcting valve seat damage found during a compression or leak down test
• Restoring a project car or high-mileage daily driver

Specs At A Glance

Good To Know

Q: Does this head come with valves and camshafts installed? A: Cylinder heads are often supplied as bare castings, so confirm what is included before ordering if you need a complete assembly. Reusing or replacing valvetrain parts depends on the condition of your existing components.

Q: Can I install this myself? A: Head replacement requires torque specifications, timing alignment, and proper sealing, so it is usually a job for an experienced mechanic. A machine shop check for flatness is a good step before installation.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.