NOS Y-Block Adapter 17840BNOS
NOS Y-Block Adapter 17840BNOS NOS Y-Block Adapter 17840BNOS NOS Y-Block Adapter 17840BNOS NOS Y-Block Adapter 17840BNOS NOS Y-Block Adapter 17840BNOS

NOS Y-Block Adapter 17840BNOS

$61.99 ea
Condition: NEW
Estimated arrival: 12/20/2021 (If Ordered Today)
48 available from HOLLEY PERFORMANCE PRODUCTS as of 12/06/2021
Supplier has not provided any fitment data for this product.
Shipping Note:Standard Delivery

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We'll find it for you. Give us a call at 855.444.6872 and we'll source that discontinued or hard to find part.

Why Choose Us?

No Brokerage or Duties - Canadian Owned & Operated - Shipped from Canada to your Door - Easy to Navigate Website - Access to New, Used & Discontinued Parts - Full Time Staff to Answer your Questions.


Muscle Cars & Classics always recommends professional installation of our products. Buyer assumes risk of damage caused by improper installation.

NOS introduces black AN Y-block adapters for your nitrous plumbing needs. Each Y-block is made from 2024 aluminum forging for excellent strength and durability. They feature a tough black anodized finished and available in -4AN up to -10AN sizes.
  • 2024 Aluminum Forging for Strength and Durability
  • -8AN to -6AN to -6AN
  • 37 Degree Flair
  • Anodized Black for Good Looks and Corrosion Resistance
  • Made in the USA
Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
Installation Notes:
Not all nitrous companies use 37° "AN" Fittings in their nitrous kits. To avoid potential leaks, never mix 37° "AN" and 45° SAE fittings.

About NOS

NOS - Nitrous Oxide Systems. NOS has powered more racers than any other brand of nitrous. When you're looking to go fast, rely on NOS to deliver the most power per dollar available. From stock engines to race vehicles, jet skis to trucks, NOS has a kit for you.

A Side 6AN
Angle Y
B Side 6AN
C Side 8AN
Color Black
Emission Code 5
Fitting Size -8AN x -6AN
Fitting Type Adapter
Material 2024 Aluminum
Part Type Fuel Hose Fitting
Side A 6AN
Side B 6AN
Side C 8AN
Style Threaded

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