KLX140 KLX150 Complete Ultimate Big Bore Kit Hi Performance
KLX140 KLX150 Complete Ultimate Big Bore Kit Hi Performance
Click to zoom in

Have Questions?

  • Guaranteed Fitment

    Always the correct part

  • In-House Experts

    We know our products

KLX140 KLX150 Complete Ultimate Big Bore Kit Hi Performance

In stock
$1,099.00
Brand new big bore kit for Kawasaki KLX 140 2008-2023 and KLX 150 2008-2023 All Series...
$1,099.00

customers are viewing this product
KLX140 KLX150 Complete Ultimate Big Bore Kit Hi Performance

Brand new big bore kit for Kawasaki KLX 140 2008-2023 and KLX 150 2008-2023 All Series (S – L – BF Series)


- Cylinder Head with big valve (31/25) include racing valve springs and misc parts on the head
- Camshaft with roller rocker arm design. With cam bearings
- Stroker Crankshaft longer +6mm from stock. Use stock gasket
- Ceramic Forged cylinder barrel with 63mm Forged Piston. Forged ceramic cylinder barrel is very durable for extreme condition
- 28mm Carburetor with different jets and new intake carb and custom boot to the air box
- Performance CDI with higher rpm limiter
- Clutch Springs
- All gaskets needed

This is a complete kit with all parts needed to build this performance package kit !
All parts are made and customized in our workshop that specifically produce performance parts
Please let us know if you have any questions or want to customize your order, we also have cylinder head with 34/29mm valves and 66mm and 68mm piston size (need to bore out the crankcase)
Read More
Read Less

Customer Reviews

Your cart

×