Composite Fuel Rail For Honda Acura K Series Engines, High Flow 0.625 Inch Bores, Beefed Up Aerospace Thermo Polymer Build, Cooler Than Aluminum, Supports Up To 1,200 HP, 33 Percent Lighter, 60 Percent Stronger, Black Finish
UPC:
✔️ 0.625 in bores, -8 AN ports, 1/8 in NPT, aerospace polymer
Composite fuel rails use a proprietary carbon-impregnated aerospace thermo-polymer to deliver cooler operation and robust fuel delivery in Honda and Acura K-Series engines. Built for high-horsepower applications, they help minimize heat transfer under the hood compared to aluminum rails.
✅ Proprietary carbon-impregnated aerospace thermo-polymer composite
✅ Supports up to 1,200HP
✅ Better thermal protection over aluminum; operates up to 100°F cooler
✅ Large 0.625-inch internal bores for injector dampening
✅ Integrated -8 AN inlet and outlet for easy fuel line setup
✅ Features OEM fuel pressure regulator provisions
✅ Features additional 1/8-inch NPT fuel pressure port
✅ Compatible with factory fuel system and all pump fuels, including alcohol
✅ Does Not Fit 2006-2011 Civic Si - Use P/N 350-05-5015
✅ Color: Black
💡 What is a composite fuel rail used for in performance engines?
In short, it's a power-ready upgrade that improves fuel delivery while keeping under-hood temps lower.
- High-flow 0.625-inch bore rails for injector pulsation dampening
- Enhanced cooling keeps fuel cooler under load
- Works with factory and aftermarket fuel systems, including alcohol
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