TB 146cc Bore kit and YX 140 Head Kit

Vital Information
Price	$279.95
Part No	TBW9066-0492
Location	111B
Stock Level	2 Left

TB 146cc big bore kit with HC piston
YX 140 head with 27mm intake and 23mm exhaust
Stock YX140 cam included and valves are installed

Specifications:

OD of cylinder skirt is 59mm
32T cam sprocket
Intake port size is 24mm
Exhaust port size is 33mm
Intake Valve size is 27mm
Exhaust Valve size is 23mm

Application:

GPX 125cc
Pitster 125cc
Piranha 140cc

Kit Includes:

TBW0601 - Aluminum cylinder 57mm (78mm tall)
TBW0424 - Head and base gaskets
TBW0823 - 57mm TB piston with 13mm pin
TRC-0492 - Cylinder Head

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