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Holley Performance 34-27 Quick Change Jet Kits

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Carburetor Jet Change Kit

Quick Change Jet Kits

Quick Change Jet Kits; For Single Pump Model 4150; Standard; Incl. Secondary Center Hung Fuel Bowl/Gaskets/Washers/Seals/Plugs/Jet Tool;

  • WARNING CA Proposition 65: Yes
  • WARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm -

  • w/o Removing Fuel Bowl
  • Allows Jet Changes
  • Includes Gaskets/Plugs
  • Includes Fuel Bowl
  • Easy To Install
  • For Center-Hung-Style
  • New Standard Of Convenience

Primary center hung, Secondary, or Quick Change Jet kits. Standard finish

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.