Kibblewhite Cast Iron Oversize.002 Intake/Exhaust Valve for Knucklehead Harley-Davidson (1936–1945)

This.002 oversize cast-iron intake/exhaust valve for Knucklehead engines delivers a precise fit and durable performance for vintage Harley-Davidson restorations or performance upgrades. Its cast-iron construction mirrors the original components, featuring a ground outer diameter and a 3/4-inch ring above diameter to ensure accurate sealing. Designed for Harley-Davidson EL and FL models of the era, this valve is intended for Knucklehead engines from 1936 through 1945 and is suitable for both intake and exhaust applications with the same valve guide. Part number 20-4096C, made in the USA, reflects Kibblewhite’s commitment to manufacturing standards and reliable longevity under demanding riding conditions. For best results, pair this valve with #14-0452 Valve Guide Seals to optimize sealing and performance. The easy-to-install design supports straightforward maintenance on classic bikes, helping maintain engine compression and smooth airflow for improved power delivery during restoration or upgrade projects.

• Material: Cast iron
• Oversize:.002 inch
• Ring Above Diameter: 3/4 inch
• Fitment: Harley-Davidson EL (1936–1940) and FL (1941–1947) Knucklehead models
• Usage: Suitable for intake and exhaust applications with the same guide
• Part number: 20-4096C
• Seals compatibility: #14-0452 Valve Guide Seals recommended
• Origin: Made in the USA

Knucklehead.002 oversize valve guide features a cast iron construction as original with a ground outer diameter.

Upgrade your vintage Harley Davidson with the Kibblewhite Cast Iron.002 Oversize Intake and Exhaust Valve, part number 20-4096C. Designed specifically for Knucklehead models from 1936 to 1945, this high-quality valve ensures reliable performance and durability. Made in the USA, it features a ring above diameter of 3/4 inches, suitable for both intake and exhaust applications, providing a perfect fit for your classic motorcycle. The valve's robust construction guarantees longevity, even under demanding riding conditions, making it an excellent choice for restoration or performance upgrades. Its precise engineering helps maintain optimal engine compression and airflow, contributing to smoother operation and improved power output. The valve is recommended to be used with #14-0452 Valve Guide Seals for optimal sealing and performance. This product comes in an easy-to-install design that fits Harley Davidson EL and FL models from the specified years, ensuring compatibility and ease of maintenance. Whether you're restoring a vintage Harley or seeking to enhance your motorcycle's performance, this valve offers an ideal solution that combines quality craftsmanship with reliable functionality.

Features:

• Material: Cast iron for durability and longevity

• Oversize:.002 inch increase for improved engine performance

• Design: Suitable for both intake and exhaust applications with the same guide

• Compatibility: Fits Harley Davidson EL and FL models from 1936 to 1945

• Country of Origin: USA, ensuring high manufacturing standards

• Suggested Use: Recommended to be used with #14-0452 Valve Guide Seals

• Ring Above Diameter: 3/4 inches for precise fit and sealing

Fitment:
Harley Davidson EL 1936
Harley Davidson EL 1937
Harley Davidson EL 1938
Harley Davidson EL 1939
Harley Davidson EL 1940
Harley Davidson FL 1941
Harley Davidson FL 1942
Harley Davidson FL 1943
Harley Davidson FL 1944
Harley Davidson FL 1945
Harley Davidson FL 1946
Harley Davidson FL 1947