S&S CYCLE 4" BORE CYLINDER SET SATIN FINISH #91-7161 ROI FOI BIG DOG AIH HARLEY
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NEW S&S CYCLE SATIN CYLINDER SET. P/N91-7161R01 & F01. I HAVE NO IDEA WHAT THESE FIT, 5.013 DECK HEIGHT, 4" BORE, NEVER HONED OR HAD PISTONS FIT.