When you’ve spent the time and money putting a big bore on your machine, don’t trust an inferior gasket to keep that extra power in check. With the Wiseco Big Bore Replacement Gasket Kit you’ll get everything you need to button up your big bore and keep it running right. This kit comes with all the gaskets and seals you need to do a complete rebuild for a 440 big bore engine on your dirt bike, ATV, or dual sport. Each and every component is made to exacting standards from the best materials to ensure a proper fit and superior sealing against the increased forces that come with bored engines. With years in the industry and performance that has long been established, you can count on Wiseco to deliver one of the best, most complete gasket kits available. Pick up a Wiseco Big Bore Replacement Gasket Kit and start riding on a motor that will feel more fresh than ever.
Complete kit for top and bottom end rebuilds
Contains all necessary gaskets, O-rings, and seals
High quality gasket material
Gasket set for the 440 big bore kit
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?
We (do not) 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 fill our our RMA form. If you have an account, go to the order to fill out the form. If you don't it is under policies. Items can be returned within 45 days after purchase. Items must be in new/unused condition with all of the original packaging. Customers who make a mistake with their order are responsible for return shipping costs. Discounted return labels can be purchased. 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 applicableIs there a cost on returns?
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.