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Yost Carb Power Tube

J&P Cycles Part Number: 401-044

Manufacturer Part Number: YSS


Gold Club Price: $43.19

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Important Fitment Note

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


Description for Yost Carb Power Tube

• 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

Product Specs for Yost Carb Power Tube

Manufacturer Part Number:
Sold in Units:
Warehouse Part Number:
Fitment Note:

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

Fitment 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.

Fitment Questions?

With over 750 years of experience combined, our tech staff has the answers!

Customer Reviews

Customer Reviews for Yost Carb Power Tube

Overall Rating

5 out of 5 stars (based on 9 reviews)

5 stars (9)

4 stars (0)

3 stars (0)

2 stars (0)

1 star (0)

0 stars (0)


Big difference in performance


Big difference in performance


Big difference runs better can feel more power .

peter troniar

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.

Instructions & Manuals
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