Supertech Performance GDE-NKA24-7-EI-OS-8 Manganese Bronze Valve Guides for Nissan KA24 Engines

The Supertech Performance GDE-NKA24-7-EI-OS-8 valve guide set is precision-engineered for Nissan KA24 and KA24DE DOHC 2.4L engines, commonly found in the 240SX and other Nissan performance applications. This complete set includes 8 manganese bronze valve guides designed to accommodate both intake and exhaust valve applications.

Key Specifications:

• Material: High-quality manganese bronze for superior wear resistance and heat dissipation
• Outside Diameter: 11.05mm (+0.02mm oversize)
• Inside Diameter: 6.98mm
• Overall Length: 39.6mm
• Quantity: 8 valve guides per set
• Application: Nissan KA24/KA24DE engines

Performance Benefits:

• Precision-machined to exact tolerances for optimal valve stem clearance
• Manganese bronze construction provides excellent thermal conductivity and durability
• Designed to work seamlessly with Supertech low-friction black nitrided valves
• Ideal for high-performance street and racing applications
• Oversize design ensures proper fitment after cylinder head machining

These valve guides are essential components for engine rebuilds and performance upgrades, offering the reliability and precision demanded by racers and enthusiasts. The manganese bronze material provides superior performance compared to standard cast iron guides, particularly in high-stress applications where heat management and longevity are critical.