Supertech Valve Locks – Single Groove (Set of 20) – Audi DAZA 2.5T FSI

Overview

The Supertech KPR-6S-7-20 Valve Lock Set is designed for high-performance VAG engines running single-groove valve setups. Manufactured from hardened steel with precision machining and OEM-level fitment, these locks are ideal for high-RPM applications and aftermarket valvetrain upgrades. Whether you're rebuilding a 1.8T, 2.7T, or 2.5T FSI DAZA/DNWA engine, Supertech's single-groove locks provide reliable retainer seating and superior durability under increased valve spring pressure.

These are a direct fit with compatible Supertech retainers and valves and are commonly used in motorsport and performance street builds across a wide range of Audi and VW platforms.

Key Features

• Single-groove design for improved valvetrain strength and stability
• Compatible with Supertech retainers and valves
• Precision-machined and heat-treated steel construction
• Designed for high-RPM and high-spring-pressure environments
• Used in street, drag, and circuit race applications

Technical Specifications

What's Included

• 1 × Set of 20 Supertech KPR-6S-7-20 Single Groove Valve Locks

Vehicle Compatibility

• Audi RS3 (DAZA / DNWA – 2.5T TFSI)
• Audi TT RS (DAZA – 2.5T TFSI)
• Audi S4 / RS4 (B5 – 2.7T)
• Audi R8 – Select applications
• Audi A4 / VW Passat (AEB – 1.8T)
• Volkswagen Golf / Jetta (1.8T / 2.7T / 2.5T FSI)
• Volkswagen TTRS – 2.5T FSI