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Holley

HOLLEY 4150 Sec. Conn. Rod Kit

MPN: 20-54 Catalog #: 001509281 Category: Carburetor Linkages Check Vehicle Fitment

Product Details

Secondary Linkage Rod - Steel - Cadmium - Manual Secondary - Holley 4010 / 4150 Carburetors - Each

Carburetor Throttle Secondary Connecting Rod; Fits w/Models 4150/4010; Mechanical;

Holley products have been the undisputed leader in fuel systems for over 100 years. Holley carburetors power every NASCAR Sprint Cup team and every NHRA Pro-Stock champion. Holley's products include performance fuel pumps, fuel injection, intake manifolds, cylinder heads & engine dress-up products for street performance, race and marine applications. As a single solution, or partnered with products from other Holley companies, Hooker Headers, Flowtech Headers, NOS, Weiand, or Earl's, Holley products can give you the edge you need over the competition.

Fitment: Mechanical Secondary Throttle Connecting Rod for Model 4150 „¢/Model 4010 „¢.

DETAILS:

Part Number 20-54 SPECS:

DETAILS:

  • 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
  • Carburetor Metering Jet
  • Carburetor Throttle Secondary Connecting Rod
  • Steel Material
  • Zinc Finish
  • CONNECTING ROD KIT
  • CrbSecConnectRod

Part Number 20-54 SPECS:

  • Carburetor Type: 4150
  • Color: Zinc
  • Material: Steel
  • WARNING CA Proposition 65: No

Fitment: Mechanical Secondary Throttle Connecting Rod for Model 4150â„¢/Model 4010â„¢.

Vehicle Fitment

Universal or product-specific fitment. Please review the product details and contact us if you need help confirming fitment before ordering.

Product Specs

Brand
Holley
Part Number
20-54
Catalog Number
001509281
Product Line
Carburetor Linkages
Category
Fuel Delivery
Type
Carburetor Linkages
UPC / Barcode
090127036204
Length
5.00 in
Width
3.45 in
Height
0.55 in
Weight
0.02 lb
Ship Alone
No
Air Restricted
No

Shipping & Availability

Current status 13 Available - Ready to ship
Estimated timing Usually ships within 24hrs

This item is showing available inventory. Most in-stock performance parts ship quickly, but timing can vary by warehouse, vendor cut-off time, holidays, and carrier pickup.

Inventory shown: 13 available as of 6/4/2026.

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