IMD Kawasaki 1977-81 KZ650 CSR LTD SR Piston Kit Set - 1.00mm Oversize 63mmKawasaki 1977 81 KZ650 CSR LTD SR Piston Kit Set 1. 00mm Oversize 63mm New reproduction piston and ring kits. Pistons are cast and replicate original pistons. Includes 4 Pistons 1. 00mm Oversize or 63mm 4 Rings Sets 1. 00mm Oversize 4 Piston Pins 8 Piston Clips Fits the following models Part # = 13027 069Part Description = PISTON,0. 040 O SModel Count = 13KZ650 B1 77 650 KZ650 STREET KZ650 B2 78 650 KZ650 STREET KZ650 B2A 78 650 KZ650 STREET KZ650 B3