Update: Our Privacy Policy has recently been updated on December 6, 2023.

Cookies: To give our customers the best shopping experience, our website uses cookies. By clicking continue, you acknowledge our use of cookies. Learn More

Wiseco Big Bore 440 Kit

Choose a machine

User Tip: If you're unsure of your vehicle type, you may skip the machine type selection box.

Use one of my Saved Machines
Wiseco Big Bore 440 Kit

Wiseco Big Bore 440 Kit

103839
Average rating 0 out of 5 stars

Our Price: $354.76$376.83

MSRP: $496.11 - $511.93 - You save up to $141.35 (28% off)

View Product Details

Select type, year, make and model above

People who have viewed this item have also viewedSee all Engine

Additional Videos

How To - Check Piston Ring End Gap

How To - Rebuild Motorcycle or ATV Top End (Part 2)

How To - Hone A Cylinder

How To - Rebuild Motorcycle or ATV Top End (Part 1)

RM YouTube ChannelSUBSCRIBE

Details

  • This kit includes all the necessary parts needed to increase your engines displacement to the largest reliable engine size.
  • This kit has been proven through the rigors of competition to be reliable and offer an impressive power increase .
  • Kit includes piston kit, big bore sleeve as well as the head and base gasket .
  • Engine displacement is increased to 440cc .
  • Professional bore and sleeve installation is required.
⚠ WARNING: Cancer and Reproductive Harm -

Wiseco Big Bore 440 Kit Reviews

Rocky Mountain ATV/MC gift card Each review submitted enters you into a
$100 gift card monthly drawing and a
$500 gift card quarterly drawing!
Rocky Mountain ATV/MC gift card Each question or answer submitted enters you into a:
$100 gift card monthly drawing and a
$500 gift card quarterly drawing!
RM Cash ProgramParts Finder