SKU: 67421791750

SpeedFactory Racing Honda/Acura D-Series Upper Coolant Fill Neck

Sale price$126.00 Regular price$140.00
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Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 2 - Aug 7

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For Your Every Summer RSVP, with Code: SUMMER15

Description

SpeedFactory Racing Honda/Acura D-Series Upper Coolant Fill NeckWhether you have a custom radiator or a SpeedFactory Race Tucked radiator, you need a proper way to fill your engine's cooling system from the highest point and we have the solution. SpeedFactory Racing D Series Upper Coolant Fill Necks are compatible with most aftermarket radiator setups, and change the high point of your cooling system for easy filling and system air bleeding. Our necks are manufactured in house using high quality aluminum materials

Whether you have a custom radiator or a SpeedFactory Race/Tucked radiator, you need a proper way to fill your engine's cooling system from the highest point- and we have the solution.

SpeedFactory Racing D-Series Upper Coolant Fill Necks are compatible with most aftermarket radiator setups, and change the high point of your cooling system for easy filling and system air bleeding. Our necks are manufactured in-house using high quality aluminum materials and feature laser-cut head flanges to ensure a perfect fit every time.

SpeedFactory Racing D-Series Upper Coolant Fill Necks are available in -16AN or 32mm (standard hose end) configurations.

Fits D16 engines.

**Note** The OEM Upper Coolant Neck flange bolts are NOT compatible with this fill neck. We recommend M6 x 1.0 x 16mm button head socket cap screws.

This fill neck requires a TYPE A Style Radiator Cap (Sold Separately), Available HERE!

 

 

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 67421791750

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Product Reviews
D
Verified Purchase
Does not compare to Miralax!
Cuba, US
★★★★★ 3
It worked
Style: 14oz
The product works.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 24, 2023
P
Verified Purchase
Placeholder
New York, US
★★★★★ 5
Saved the day, even at 25°
Style: 18oz
The tire tread was peeling off the tire causing a leak that could not be plugged. Completely flat. It was about 25° outside and the can only dispensed half the contents. Was able to inflate the tire and make it to the shop. So the slime saved the day.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 19, 2025
J
Verified Purchase
J Dodson
San Leandro, US
★★★★★ 5
Good bike tire parches
Size: 24 x 35mm
Patches work nicely.
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Reviewed in the United States on January 29, 2026
P
Verified Purchase
Patrick
Draper, US
★★★★★ 5
Arrived on Time
Size: 24 x 35mm
My package arrived on time. They are thick, and seem to be made of quality materials. I have not needed to use them yet, but will I update my review when I do.
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Reviewed in the United States on April 7, 2026
D
Verified Purchase
David John Kornelussen
Lake Worth, US
★★★★★ 5
Best sized, excellent quality.
Size: 24 x 35mm
Excellent patches, perfect size for all punctures and almost all cuts. Seals quickly, sticks well.
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Reviewed in the United States on February 28, 2026

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