Piston Kit 0910-4522 S&S Cycle Increase the displacement of 883cc and 1200cc engines to 1250cc at 10.3:1 compression May be used with stock 1200cc cylinder heads, but S&S CNC ported heads are recommended Stock 1200cc cylinders and 1986-'2003 883cc cylinders may be bored to accept the 3-9/16" bore 1250cc pistons, but 2004-'16 883cc cylinders may not be used

This item fits: See compatible vehicles above

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