170cc/63mm Big Bore Kit - Ceramic/Forged - All KLX140 VM22/210 BBR Ignition/Kill Switch Extension –

BBR Ignition/Kill Switch Extension – KLX110/140 2010+

but not too stiff where it makes the clutch pull harsh

TIG welded

UPDATE - Until further notice

All ATC TRX CL SL & XL 70's

170cc/63mm Big Bore Kit - Ceramic/Forged - All KLX140 VM22/210 BBR Ignition/Kill Switch Extension –63mm 170cc Big Bore Kit High Performance Ceramic Cylinder and Forged Piston Includes: Ceramic coated cylinder 63mm Forged Piston w 12: 1 CR Wrist Pin, Rings & Clips Base and Head Gaskets Works with the Stock Head and Crank Ceramic cylinders dissipate heat more efficiently to keep engine temps down. A must have for these KLX140s Re jetting of the carb is needed after installing this kit. We strongly suggest one of the BRT carb kits to go with this as