Mishimoto Silicone Radiator Hose 70-77 MonteCarlo 305350400

Mishimoto Silicone Radiator Hose 70-77 MonteCarlo 305350400 controls coolant flow for the radiator circuit, delivering consistent cooling-path integrity to support reliable engine temperature management in period GM platforms.

This Mishimoto-branded replacement hose is presented as a direct-service component designed to meet the expectations of restoration and performance maintenance projects. Mishimoto's reputation for motorsports-grade cooling components positions this hose as a service item intended to provide dependable operation where original-equipment rubber hoses may have aged or degraded.

Key functional considerations

• Direct replacement function: Intended to replace the factory radiator hose in applicable vintage GM installations to restore coolant routing and minimize service downtime.
• Material purpose: Silicone construction is specified by the product type to offer consistent sealing performance over extended service intervals compared to aged elastomers.
• Brand reliability: The Mishimoto name associates the part with a supplier experienced in performance cooling components for automotive and motorsports applications.

Performance and service notes

This component is presented for users focused on restoring or maintaining cooling system reliability. It is suitable for applications where the objective is to replace an aging radiator hose with a brand-recognized aftermarket option to retain proper coolant circulation and serviceability.

Compatibility information provided

The supplied product description lists vehicle references including multiple Buick Skylark entries for 1977–1979 with 5.0 and 5.7 liter engines and 1978–1979 Buick Skylark Custom 5.0 liter. Use the OEM part number and the vehicle’s original equipment specifications to confirm fitment for a 1970–1977 MonteCarlo application before installation.

Manufacturer: Mishimoto