HFP-393-ST is a precision-engineered OEM replacement fuel pump kit designed for the modern generation of Honda CRF450L, CRF450RL, and CRF450X motorcycles. HFP-393-ST provides a complete solution for maintaining the sophisticated fuel injection system required by Honda’s high-performance dual-sport and off-road platforms. Whether you are navigating technical single-track or long-distance adventure miles, stable fuel rail pressure is vital to preventing engine flame-outs and ensuring smooth power delivery. HFP-393-ST includes the high-pressure pump core, a gradient-density strainer, and two tank seal and rubber grommet necessary for a professional, leak-free installation. Built to withstand the heat cycles of road use and the intense vibrations of off-road racing, this pump restores the factory reliability your CRF was built for.
Features & Benefits:
- Modern CRF Platform Support: Specifically calibrated for the 2018-2026 Honda CRF450L/RL and CRF450X fuel systems.
- Stable High-Pressure Output: Maintains the exact fuel volume and pressure required by the Honda EFI system to ensure crisp throttle response and peak engine performance.
- Dual-Sport Reliability: Engineered with upgraded internal components to handle the varied demands of both high-speed road riding and slow-speed technical trail work.
- Enhanced Durability: Constructed with corrosion-resistant polymers and carbon commutators to resist wear from modern fuels and seasonal storage.
- Quiet and Smooth: Optimized internal turbine design provides high-output flow with significantly lower noise levels than traditional aftermarket replacements.
- Ethanol Compatibility: Fully compatible with E10 and other modern ethanol-blended pump gasolines, protecting internal seals from premature degradation.
THE IDEAL REPLACEMENT FOR OEM #: 16700-MKE-A51
Package Includes: Fuel Pump, Fuel Strainer, Fuel Tank Seal, Rubber Grommet, O-Ring
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
- Brand Name:
- Quantum
- Fuel Type:
- Gasoline
Serviceable & Wear Items: Please note that fuel filters, strainers, and rubber components (seals/grommets) are considered maintenance items. While these are protected against manufacturing defects, the lifetime warranty does not cover replacement for items that have reached the end of their functional service life due to normal debris accumulation or natural material aging (such as cracking or swelling from long-term fuel exposure).
This warranty applies only to the original purchaser and is non-transferable. Improper use or installation voids the warranty. Quantum is not responsible for incidental costs resulting from product failure. Contact customer service to troubleshoot, diagnose issues, and file a warranty claim.