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Holley Performance 142-40 Carburetor Jet

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Carburetor Jet

Carburetor Jet; Emulsion Jet; 6/32 UNF Thread; Hole Size 0.040 in.; Pair;


SPECIFICATIONS:
  • Carburetor Type: Holley
  • Jet Size: 0.040
  • WARNING CA Proposition 65: Yes
  • WARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warning.ca.gov

FEATURES:
  • Standard Emulsion Jet
  • 0.040 in. Jet Size
  • 6/32 Thread
  • 2 Per Package
  • Sizes From 00-78

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

Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors have powered every NASCAR Sprint Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI is dominating the performance world as well as our products for fits GM's LS engine. Holley's products also include performance fuel pumps, intake manifolds & 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 Exhaust, NOS Nitrous, Weiand, Earl's Performance Plumbing, or Diablosport - Holley products can give you the edge you need over the competition.

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