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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
split stitch double needle sewing on all seams
Steel inner casing is tightly coiled for low compression ratios
Combine this with our BBR 195 Bore Kit and an aftermarket exhaust for a huge increase in power over your stock bike
Starting with the complete big bore kit you get a lightweight high compression piston that is 5mm over stock making close to 50% more power
This camshaft retains good low end torque much like the stock camshaft
TB Piston Ring Set, 63mm – KLX140 w/170cc Big Bore Kit Tires split stitch double needle sewingTB Piston Ring Set, 63mm KLX140 w 170cc Big Bore Kit TBparts 63mm replacement ring set. Direct replacement for piston kit TBW1543.
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