Home » 188cc Ultimate Big Bore Stroker Kit - 31/25 Big Valve Head - 28mm Carb - All KLX140
BRT 188cc Ultimate Big Bore Stroker Kit - 31/25 Big Valve Head - KLX140 L/G/RF - Factory Minibikes
200cc Ultimate Big Bore Stroker Kit - 31/25 Big Valve Head - KLX140/L/G - Factory Minibikes
BRT 188cc Ultimate Big Bore Stroker Kit - 31/25 Big Valve Head - KLX140 L/G/RF - Factory Minibikes
200cc Ultimate Big Bore Stroker Kit - 31/25 Big Valve Head - KLX140/L/G - Factory Minibikes
BRT

188cc Ultimate Big Bore Stroker Kit - 31/25 Big Valve Head - 28mm Carb - All KLX140

In stock
$ 1,199.95 USD
-8% $ 1,299.95 USD $ 1,199.95 USD
188cc Ultimate Big Bore Stroker Kit with 31/25 Big Valve Head

Fitment:
Kawasaki KLX140 (2008-2020)
Kawasaki KLX140G (2017-2020)
Kawasaki KLX140L (2008-2020)
Kawasaki KLX140R (2021-Present)
Kawasaki KLX140RF (2021-Present)
Kawasaki KLX140RL (2021-Present)

** Now with new camshaft with roller rocker arm design! **

Included in Kit:

– 63mm Ceramic Forged Cylinder
– 63mm Forged Piston w/ Wrist Pin, Rings and Clips
– Top end gasket kit with Clutch and Ignition Cover gaskets too!
– Stage 3 camshaft with roller rocker arm design!
– Cylinder Head with Big Valve 31-25mm CNC ported
– +6mm Stroker crank
– Racing Carb (28mm) and Jet Kit with mains and pilot jets
– Throttle cable and throttle assembly
–  Intake Manifold and Boot to airbox
– BRT Green CDI Box (not shown in kit picture)

New roller rocker for the custom camshaft to increase bottom-end response, the rocker arms are specially designed for the cam in this package. We have also customize the cylinder head to fit with the new rocker arm.

We strongly suggest an aftermarket exhaust with any big bore kit.