Kibblewhite Intake Valve and Spring Kit - 4.50mm - 40-40350

Upgrade your valvetrain with the Kibblewhite Intake Stainless Conversion Valve and Spring Kit. This kit provides everything needed to convert your head to long-life stainless steel Black Diamond intake valves, significantly extending the lifespan of your valvetrain components.

Description

The Kibblewhite Intake Stainless Conversion Valve and Spring Kit dramatically extends the life of your valvetrain and intake components—up to four times longer than OEM titanium parts. This conversion kit includes forged one-piece stainless steel intake valves, wound chrome-silicon heat-treated wire valve springs, ultra-light titanium retainers, and hardened steel bases. Each component is meticulously designed using Finite Element Analysis (F.E.A.) software, along with proprietary camshaft analysis and spring design software. Specifically engineered for each application, this kit ensures optimal performance and reliability. Upgrade to Kibblewhite for unmatched durability and performance.

Features & highlights

• Extends valvetrain life up to 4x over OEM titanium parts, saving you money and maintenance time.
• Features forged one-piece stainless steel intake valves for superior strength and heat resistance.
• Includes wound chrome-silicon heat-treated wire valve springs for consistent performance and longevity.
• Ultra-light titanium retainers reduce valvetrain mass, improving engine response.
• Hardened steel bases provide a durable and stable foundation for the valve springs.
• Designed using Finite Element Analysis (F.E.A.) software for optimized performance and reliability.
• Proudly made in the USA, ensuring top-quality materials and manufacturing.

Technical specifications

• Brand: Kibblewhite
• Product Name: Valve and Spring Kit
• Type: Conversion
• Application: Intake
• Material: White Diamond® Stainless
• Head Diameter: 31.00 mm
• Stem Diameter: 4.50 mm
• Length: 3.120"
• Tulip Angle: 20°
• Collar Material: Titanium
• Spring Lift: 0.445"
• Spring Seat Pressure: 46 lb
• Spring Open Pressure: 155 lb
• Valve Seat Height: 1.320"

Important to know

This stainless steel conversion kit includes only what's needed to convert your head to the long-life stainless steel Black Diamond intake valves.