Supertech Performance GDE-HD55-E Magnesium Bronze Valve Guide

Supertech Performance GDE-HD55-E valve guides are precision-machined from high-quality Magnesium Bronze, a material selected for its excellent thermal conductivity, wear resistance, and dimensional stability under high-performance operating conditions. Designed to maintain precise valve alignment and optimal heat transfer from the valve stem to the cylinder head, these guides are engineered to meet the demands of both street performance and motorsport applications.

When paired with low-friction nitrated valves, Supertech Magnesium Bronze valve guides provide an industry-leading combination of reduced friction, extended service life, and consistent performance — making them a preferred choice for engine builders seeking reliable results.

Key Features:

• Precision-machined from high-quality Magnesium Bronze for superior wear resistance and heat dissipation
• Engineered for optimal valve stem clearance and alignment
• Compatible with low-friction nitrated valves for maximum performance synergy
• Suitable for high-performance street and competition engine builds
• Manufactured to tight dimensional tolerances for consistent fit and finish

Sold individually — one (1) valve guide per unit. Please order the quantity equal to the number of valve guides required for your application. For example, a 16-valve engine requires a quantity of 16.