Mishimoto 60 Degree Racing Thermostat 02-06 Acura RSX | 60°C Opening Temperature | High-Performance Cooling Thermostat

Overview

The Mishimoto 60 Degree Racing Thermostat is a precision-engineered cooling component designed specifically for the 2002-2006 Acura RSX. This thermostat replaces the factory unit to improve cooling efficiency by opening at a lower temperature of 60°C compared to the stock 78°C. It is ideal for enthusiasts running modified or turbocharged RSX engines that generate higher heat loads, helping to maintain optimal engine temperatures and prevent overheating during spirited driving or track use.

Mishimoto’s design philosophy centers on enhancing thermal management without compromising reliability. Crafted with high-quality materials and rigorous engineering standards, this racing thermostat ensures consistent performance under demanding conditions. By opening earlier, it allows coolant to circulate sooner, reducing thermal stress on engine components and supporting sustained power output.

For Acura RSX owners focused on performance upgrades, especially those with forced induction or aggressive tuning, this thermostat offers tangible benefits. Lower operating temperatures contribute to improved engine longevity, reduced risk of heat soak, and more stable power delivery. This component integrates seamlessly with the RSX cooling system, making it a practical upgrade for enthusiasts seeking reliable thermal control.

Features & Specifications

This Mishimoto 60 Degree Racing Thermostat is engineered for the 2002-2006 Acura RSX and features a 60°C opening temperature. Constructed from durable materials, it delivers enhanced cooling efficiency for Acura enthusiasts seeking improved thermal management and engine protection.

• Brand: Mishimoto
• Product: 60 Degree Racing Thermostat 02-06 Acura RSX
• Part Number: MMTS-RSX-02
• Fitment: 2002-2006 Acura RSX
• Material: High-grade metal alloy
• Finish: Precision machined
• Construction: Engineered for thermal consistency
• Origin: Made in USA
• Opening Temperature: 60°C (140°F)

Key Benefits

• Cooling Efficiency: Opens at a lower temperature to circulate coolant sooner, reducing engine heat buildup.
• Engine Protection: Helps prevent overheating and heat soak in modified or turbocharged RSX engines.
• Durability: Manufactured with high-quality materials for consistent performance under demanding conditions.
• Fitment: Direct replacement for 2002-2006 Acura RSX thermostats, ensuring hassle-free installation.
• Performance Stability: Maintains optimal engine temperatures for reliable power delivery during spirited driving.

What's Included

• 1× Mishimoto 60 Degree Racing Thermostat for 2002-2006 Acura RSX
• Installation instructions

Installation & Compatibility

Installation of the Mishimoto racing thermostat is straightforward and typically DIY-friendly for those with basic mechanical skills. It replaces the factory thermostat directly without modifications. Standard hand tools are sufficient, but ensure the engine is cool before removal to avoid burns. This thermostat is designed exclusively for the 2002-2006 Acura RSX and may not fit other models or years. No tuning is required, but it is recommended to monitor engine temperatures after installation to confirm proper operation.

• Professional Installation: Recommended for beginners
• Modifications Required: None
• Verify Compatibility: Confirm fitment for your specific 2002-2006 Acura RSX model

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