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GPX 140cc Engine

Now with 23/27 Big Valve Head

Engine Specs

Bore: 56mm

Stroke: 57mm

Displacement : 140.4cc

Gears: 4 speed ,bottom neutral 4 up shifting

Carb: 22mm

Ignition: CDI Flywheel type will power lights

Kit Includes

Kicker starter

Shifter

stator , wiring harness, cdi , coil

Not Included

Skid plates

Exhaust

Air filter

IMPORTANT:
New ZS Type
MUST RUN OIL COOLER
MUST RUN LINES FROM ENGINE BLOCK OR JUMPER LINE

Note

When upgrading your Honda XR50/70 ,CRF50/70 to this engine you
may want to use order aftermarket footpeg mounts and tank spacers.

Also we suggest using an aftermarket exhaust to obtain maximum performance

All of these items are available at TBoltUSA.com

TB RACE CAM FOR BIG VALVE HEADS and TB 160cc BORE KIT HAS BEEN TESTED AND WORKS WELL WITH THIS MOTOR

SEE OUR ENGINE PERFORMANCE SECTION