SKU: 61478812340

Carburetor Standard Main Jet - 122-56

Sale price$13.75 Regular price$15.28
Save 10%

Pay in installments of $3.82 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 12 - Aug 17

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Carburetor Standard Main Jet - 122-56Overview: These metering orifices control fuel flow into the metering system. They are rated in flow capacity "cubic centimeters per minute" and are changeable for tuning purposes. The shape of the entry, exit, and size determines flow. All Holley Main jets are flow tested and then stamped with the correct number. Click on Catalog Product Page for complete listing of jets and sizes. Features: Fits All Holley Model 2010, 2300, 4010, 4011, 4150, 4160 &

Overview:

These metering orifices control fuel flow into the metering system. They are rated in flow capacity "cubic centimeters per minute" and are changeable for tuning purposes. The shape of the entry, exit, and size determines flow. All Holley Main jets are flow tested and then stamped with the correct number. Click on Catalog Product Page for complete listing of jets and sizes.

Features:

  • Fits All Holley Model 2010, 2300, 4010, 4011, 4150, 4160 & 4500
  • Sizes from 40-110
  • 1/4-32 Thread
  • .055" Jet size
  • Standard Main Jet
  • Jet Hole sizes provided for reference only . All Holley jets are sized by actual flow and may vary from sizes above.

Application:

Year Make Model Submodel Engine Size
Universal

Specs:

Brand Holley
Emission Code 5
Jet Number 56
Jet Size 0.055 inch
Product Type Standard Main Jet
Warning California Proposition 65
Warranty Limited 90 Day
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: 61478812340

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.0 ★★★★★
Based on 26 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
C
Verified Purchase
Cliente de Amazon
Omaha, US
★★★★★ 5
Excelente
Excelente
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 31, 2026
I
Verified Purchase
Ivan Santana
Draper, US
★★★★★ 4
Functions. No trigger,need relay for car install
Functions,but will not turn off. No remote wire,just positive & negative. Need relay to install correctly to use on-board fuse. Or connect to remote only to view voltage use. No instructions.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 29, 2025
V
Verified Purchase
Very slowly shipping 20 days to California
Waukegan, US
★★★★★ 5
Good quality
Good quality
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 14, 2025
J
Verified Purchase
Junior Omar Arias Chavarria
Charlottesville, US
★★★★★ 5
Se ve excelente
Se ve de buena calidad, aún no lo instaló pero si se aprecia muy bueno.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 11, 2026
A
Verified Purchase
Armando salazar
Boise, US
★★★★★ 5
Ez install
I really like how EZ it was to install, the display is handy tells you what your voltage is currently. Nice
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 5, 2026

recommand products