Seller notes

WORKS FOR MOST YAMAHA BANSHEE COOL HEADS BPRATV 68mm big bore billet domes24cc pump or race gas9deg for 4mm stroker crankMakes roughly 140-150 psiWorks for all 421cc big bores - NOT ATHENAIncludes oring kit **These are for a stock height cylinder with a 4mm 115 rod setup** Banshees are one of our specialties so contact us for all your Banshee needs!**Products we sell: At bpracingatv our kits come with the same brand name parts (in many cases they ar better) as other rebuild kits you see online b...

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