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Yost Carb Power Tube

Product may vary from photo(s).

Everyday Low Price: $47.99

Gold Club Price: What's This? The Gold Club is our premier membership program. For most items members receive 10% off every day, plus exclusive sales and benefits just for members. More Info $43.19

J&P Part: 401-044

Rating: Read Reviews


Instructions 401-044.pdf

This product was proudly made in the USA Made In The USA

Yost Carb Power Tube

Fitment Note: For all S&S Super E, G, D & B Carbs.

• Works by atomizing the incoming fuel to a fine mist

• The result is better combustion, crisper throttle response and a smoother running engine

• The solid brass construction is compatible with all fuels and comes complete with easy to follow instructions

Product Specs

  • Sold in Units: Kit


Fitment Note: For all S&S Super E, G, D & B Carbs.

Note: This item is a universal/custom fit component, and does not have any direct standard/OEM model application. Some items may require modification and an advanced level of mechanical skill and/or knowledge for installation.

Customer Reviews


good a bit expensive though


The best thing you can use to up the performance from your S&S carby.


High quality piece.Definite improvement in throttle response.Easy to install.I would recommend buying this.




The yost power tube made my bike run smoother and I had to put in a smaller main jet and that helped my gas milage It also seems more responsive


The best thing I could do for performance for my S&S.

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