Keihin 357 Main Jet 128
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Maintain your engine setup with the Keihin 357 Main Jet 128, featuring manufacturer part number 019.120. Produced by Keihin, this motor vehicle part is designed to meet exact brand standards for compatible carburetor applications. It serves as a replacement or tuning component for your powersports machine and carburetor tuning needs.
Before completing your purchase, please verify the size, part number, and fitment requirements for your specific vehicle setup to ensure proper compatibility. Selecting the correct jet size helps maintain your vehicle's specifications accurately.
What shipping options are available?
Online orders will be shipped through FedEx, USPS, OnTrac, or other reputable shipping services based on what we determine to be the best option. We (do not) ship to P.O. boxes. Please contact us if you are interested in an expedited shipping on your order.
Do you ship outside of the USA?
No, unfortunately at this time we only ship to the lower 48 states in the USA.
Do you ship to Alaska and Hawaii?
Yes, we do ship to Alaska and Hawaii.
What could cause a shipping delay?
Shipping delay can occur when the wrong address or zip code is submitted for the shipping address. If the shipping company can not deliver the package we will contact you via phone or email.
During the holiday season shipping delivery may vary.
How do I return an item?
Please log in to your account and go to the order to request a return. Items can be returned within 30 days after delivery. Items must be in new/unused condition with all of the original packaging. If you purchased the package protection, returns are free. If you did not, customers who make a mistake with their order are responsible for return shipping costs. Discounted return labels will be provided for those and subtracted from the refund. If we have made a mistake, please email with
pictures of what you received including the part number and the year, make and
model of your machine if applicable. If we determine we made an error we will
cover the return shipping.
If an item needs to be returned the shipping fees are the customer's responsibility.
Amount of refund will be based on the purchase price of your product.