Inconel Super-Alloy Performance Valve Set – Cummins ISX & QSX (Full Set of 24)

Enhance the performance and durability of your Cummins heavy-duty diesel engine with this complete set of 24 premium valves, precision-engineered for ISX11.9, ISX15, QSX15, and ISX platforms.

This comprehensive kit includes:

12 Inconel Intake Valves – Manufactured with Inconel for exceptional hardness and superior resistance to wear, extreme heat, corrosion, and high-pressure combustion environments. Designed to perform in demanding industrial and high-load applications where durability is critical.

12 Inconel Exhaust Valves – Built from Inconel superalloy and engineered specifically for the intense heat and stress of turbocharged diesel systems. These valves maintain strength and structural integrity under extreme exhaust temperatures, ensuring long-term reliability and consistent performance.

Whether you’re rebuilding for longevity or upgrading for peak performance, this valve set delivers uncompromising strength, thermal stability, and confidence under the harshest operating conditions.

Features and Benefits:

• Intake Valves:
  • Manufactured with Inconel offering extreme hardness, wear, heat, and corrosion resistance for demanding, high-pressure, and abrasive industrial applications
  • Optimized seat angle for improved airflow and efficiency.
• Exhaust Valves:
  • Made with Inconel superalloy and engineered specifically for the intense heat and stress of turbocharged diesel systems. These valves maintain strength and structural integrity under extreme exhaust temperatures, ensuring long-term reliability and consistent performance.
  • Precision-engineered to handle high-temperature turbo diesel environments.
• Heavy-Duty Design:
  • Built to OEM specifications for a perfect fit and reliable performance. For those looking for more than stock performing valves.
  • Ideal for demanding heavy-duty applications, reducing maintenance intervals.

Intake Valve Specifications:

• Head Diameter: 1.870″
• Overall Length: 8.503″
• Seat Angle: 20°
• Stem Diameter: .3789″
• Grooves: Single Groove
• Tip Length: .4669″

Exhaust Valve Specifications:

• Head Diameter: 1.790″
• Overall Length: 8.810″
• Seat Angle: 45°
• Stem Diameter: .3789″
• Grooves: Single Groove
• Tip Length: .7579″

Applications:
This Inconel valve set is specifically designed for the following Cummins diesel engines:

• ISX11.9/12 (11.9L Turbo Diesel, L6, 24-valve configuration)
• ISX15 (14.9L Turbo Diesel, L6, 24-valve configuration)
• QSX15 (14.9L Turbo Diesel, L6, 24-valve configuration)
• ISX/QSX (15.0L Turbo Diesel, L6, 24-valve configuration)

Why Choose These Valves?
This set of 24 valves offers unparalleled durability and reliability for Cummins heavy-duty diesel engines. With intake valves designed for efficiency and exhaust valves crafted for high-temperature performance, these valves are the perfect choice for industrial, construction, and transportation applications.

Warranty:
Backed by a 90-day warranty against defects, ensuring quality and performance.

Order Now:
Upgrade your Cummins ISX or QSX diesel engine with this complete set of 24 premium Inconel valves. Add to your cart today and experience enhanced engine performance and reliability.

Cummins ISX QSX Engine Valves

Cummins

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