Mishimoto X-Line Aluminum Radiator for 1963–1966 GM C/K-Series Trucks

Description

Mishimoto Radiator X Line Aluminum 63 66 GM C K Truck performs primary engine cooling to maintain stable operating temperature and improve system reliability for classic GM C/K trucks.

This radiator is a direct-replacement cooling component engineered by Mishimoto for use in 1963–1966 Chevrolet and GMC C/K truck applications. Designed to integrate with original cooling systems, it supports reliable heat transfer and consistent temperature control during normal and demanding driving conditions.

Key attributes and why they matter

• Direct-fit application for 1963–1966 GM C/K trucks — preserves factory mounting locations and plumbing alignment to simplify installation and minimize modification time.
• Aluminum construction — provides corrosion-resistant material choice and durable service life compared with aging stock radiators.
• Mishimoto engineering and validation — leverages brand development practices to ensure compatibility and dependable operation in period-correct vehicles.

Compatibility details

Applicable factory and transmission combinations listed in the vehicle fitment notes include:

• 1964-1965 Chevrolet C10 Suburban Base 3.8 Liter 435GA
• 1964-1965 Chevrolet C10 Suburban Base 3.8 Liter 435GL
• 1963-1965 Chevrolet C10 Suburban Base 3.8 Liter AT218
• 1965 Chevrolet C10 Suburban Base 3.8 Liter Muncie
• 1963-1965 Chevrolet C10 Suburban Base 3.8 Liter Powerglide
• 1963 Chevrolet C10 Suburban (additional listings per factory options)

Brand: Mishimoto — recognized for aftermarket cooling components tailored to performance and restoration projects.

Contents:

Explore more from our collection.