Exhaust Valve Guide (9mm) – VW Bus T2 / T3 Type 4 Engine & Porsche 914
Superior durability for your engine's hottest zone!
Exhaust valves face the highest thermal stress in any engine. This exhaust valve guide, reference number 021 101 417 A, is specifically engineered to transfer extreme heat from the valve stem to the cylinder head efficiently. With a 9mm inner diameter, it provides the perfect fit for standard Type 4 exhaust valves.
Fitment & Compatibility:
- VW Bus T2: 1971 to 1979 models with 1.7L, 1.8L, and 2.0L Type 4 engines.
- VW Bus T3: 2.0L Aircooled models (Engine codes CU/CV).
- Porsche 914: Suitable for 1.7L, 1.8L, and 2.0L 4-cylinder models.
- VW Type 4 (411/412): All applicable engine versions.
Technical Specifications:
- Inner Diameter: 9 mm (for standard exhaust valves).
- Outer Diameter: approx. 14.08 mm (Standard size).
- Material: High-grade bronze alloy for superior lubrication and thermal conductivity.
- Reference Number: 021 101 417 A
