Manley 11654-4 Race Master Intake Valve 43.7mm VW 1200-1600

The Manley 11654-4 Race Master intake valves are precision-engineered performance valves designed for Volkswagen 1200-1600cc air-cooled engines.

Key Features:

• 43.7mm head diameter with .3130" (7.95mm) stem diameter
• Constructed from NK-842 stainless steel for maximum durability
• Chrome stems and hardened tips for enhanced longevity and wear resistance
• Swirl polished underhead areas and fully machined combustion faces
• Triple groove keeper design for stock valve locks
• Stock installed height of 4.405" overall length
• Race Master straight stem design optimizes valve guide clearance
• 83 gram weight for reduced valvetrain stress

Manley Performance is recognized as an industry leader in racing valve technology, and these Race Master valves exemplify their commitment to quality. Each valve undergoes rigorous machining and polishing processes to ensure consistent performance and reliable operation in demanding racing environments. Compatible with Volkswagen Type 1 engines including Beetle, Karmann Ghia, and Bus applications.