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valve spring seat and retainer
– Stroker Crankshaft longer +6mm from stock
Actual photo shown
Will not fit KLX140
complete kit include chain guide as pictured
KLX140 Big Bore Kit 170cc Ceramic Cylinder With Forged Piston Performance Parts/Yamaha/NVX125 - NVX155/Engine valve spring seat and retainerBig Bore Kit 170cc with 63mm piston size for Kawasaki KLX140 KLX150 Series 2008 2025 This kit come with Forged Piston 63mm size and cylinder with ceramic coating for better heat transfer! Replacement piston kit form this link : Piston Kit for KLX 140 Big Bore Kit 63mm We also have stroker crankshaft longer +6mm from stock, please contact us for details Cylinder head with big valves are ready stock! We built many race engines for KLX140 KLX150 and we
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