Description
CRF450L/RL'19-26 SD Powerhouse Thermostat Delete Kit — This closed-course competition cooling-system upgrade removes the factory thermostat assembly to provide continuous coolant circulation and simplify the left side of the engine. It is aimed at race-oriented CRF450L/RL builds where cooling-system simplicity, access and reduced clutter are priorities.
Why This Upgrade
Use this kit when building a competition-focused CRF450L/RL and the goal is to eliminate the factory thermostat assembly while creating a cleaner, more direct coolant-routing setup.
Key Features
- Eliminates the factory thermostat assembly
- Provides continuous coolant circulation
- Simplifies the engine cooling and venting system
- Removes associated emissions-related components where applicable
- Cleans up the left side of the engine for easier access and maintenance
- CNC-machined, precision-fit components
- Pairs well with performance ECU, exhaust and upgraded radiator-hose packages
Important Notes
- Closed-course competition use only. Not legal for pollution-controlled vehicles operated on public roads or highways.
- the product information states that this thermostat delete kit cannot be paired with a smog block-off plate.
- The manufacturer/product information also references CRF450X compatibility; this product listing listing is configured for CRF450L/RL.
Fitment
Honda CRF450L/RL 2019-2026. Verify your exact model and year before ordering.
Frequently Asked Questions
Can I use this with a smog block-off plate?
No. The current product information specifically states that the thermostat delete kit cannot be paired with a smog block-off plate.
Is this intended for street use?
No. The product is identified for closed-course competition use only.
- Brand: San Diego Powerhouse
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