SpeedFactory Racing Upper Coolant Fill Neck for Honda/Acura LS/B20 -32mm Hose End
Description
SpeedFactory Racing Upper Coolant Fill Neck – 32mm Hose End for Honda/Acura B-Series & LS/B20 Engines
Ensure proper coolant system filling and air bleeding with the SpeedFactory Racing Upper Coolant Fill Neck, designed for Honda B18a/b and B20b/z engines. Whether you’re running a custom radiator or SpeedFactory’s Race/Tucked radiator, this high-quality aluminum fill neck relocates the coolant fill point to the highest system position for easier filling and better coolant flow.
⚙️ Key Features:
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Compatible with most aftermarket radiators including SpeedFactory Race and Tucked models
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Made in-house from premium aluminum for durability and lightweight strength
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Precision laser-cut head flange guarantees perfect fitment every time
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Designed for 32mm hose connection (hose included separately)
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Raises coolant fill point for improved system bleeding and fill ease
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Requires TYPE A style radiator cap (sold separately)
🚗 Applications:
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Honda B18a/b engines
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Honda B20b/z engines
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Ideal for B-Series LS and B20 engine swaps
🔥 Benefits:
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Prevents coolant overflow and airlocks by positioning fill neck at the system’s highest point
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Durable construction ensures long-lasting performance even in racing conditions
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Simplifies coolant maintenance and reduces risk of overheating
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Clean, professional look to complement your engine bay setup
📦 Included:
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SpeedFactory Racing Upper Coolant Fill Neck (32mm hose end)
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Installation hardware included
✅ Condition: Brand New
⚠️ Note: Radiator cap not included; requires TYPE A style cap for proper sealing.
Upgrade your cooling system fill process with SpeedFactory’s precision-engineered Upper Coolant Fill Neck — essential for race cars, custom radiators, and high-performance Honda builds.