Holley Steel Discharge Check Needle Pair for Holley 4150/4160/4500 Carburetor

Part # 121-5 SKU HLY121-5

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$42.99
In stock, ships from a US warehouse
SKU: HLY121-5
UPC: 090127619780
Width: 3.00 (in)
Height: 5.00 (in)
Depth: 1.00 (in)
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Free, US only. Arrives in 2–4 days.
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Highlights

Intended purpose
Accelerator Discharge Check Needle
Intended carburetor flange
Holley 4150 / 4160 / 4500
Color
Zinc
Material
Steel
Interchange number
Holley 4150 carburetors Holley 4160 carburetors Holley 4500 car
Accelerator pump check needle included
Yes

Description

Holley Steel Discharge Check Needle Pair for Holley 4150/4160/4500 Carburetor

The Holley Steel Discharge Check Needle Pair is a precision-engineered component designed to enhance the performance and reliability of Holley carburetors, specifically the 4150, 4160, and 4500 series. These needles serve a crucial function in regulating fuel discharge and ensuring optimal fuel atomization. By maintaining consistent fuel flow, they contribute to improved throttle response and overall engine efficiency.

Manufactured to exacting standards, the steel construction of these discharge check needles ensures durability and resistance to wear over time. This is particularly important in high-performance applications where carburetor components are subjected to extreme conditions. Moreover, the exact fit and seamless integration with Holley carburetors minimize the risk of leaks, providing peace of mind to automotive enthusiasts and professionals alike.

FITMENT: The Holley Steel Discharge Check Needle Pair is compatible with Holley 4150, 4160, and 4500 carburetors, making it an essential upgrade for users of these models seeking to enhance their fuel delivery system.

Key Features & Benefits

  • Precision-engineered for optimal fuel flow regulation
  • Durable steel construction for long-lasting performance
  • Compatible with Holley 4150, 4160, and 4500 series carburetors
  • Minimizes risk of leaks, ensuring reliable operation
  • Enhances throttle response and overall engine efficiency

Specifications

Identification
BrandHOLLEY
Part number121-5
SKUHLY121-5
UPC090127619780
Dimensions and weight
Dimensions (W × H × D)3.00 × 5.00 × 1.00 in
Material and finish
ColorZinc
MaterialSteel
FinishPlated
Series and warranty
Details
Intended purposeAccelerator Discharge Check Needle
Intended carburetor flangeHolley 4150 / 4160 / 4500
Interchange numberHolley 4150 carburetors Holley 4160 carburetors Holley 4500 car
Accelerator pump check needle includedYes

Shipping and returns

Shipping. Free on every order, US only. Orders arrive in 2–4 days.

Returns. 30-day returns, except in extreme cases.

Support. Our team is available 24/7 for fitment mismatches or any other reason.

Warranty. Full manufacturer guarantee.

Holley Steel Discharge Check Needle Pair for Holley 4150/4160/4500 Carburetor
Holley Steel Discharge Check Needle Pair for Holley 4150/4160/4500 Carburetor
$42.99
In stock · free shipping

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