IMD Kawasaki Z1 KZ900 LTD Piston Kit Set - Standard Size 66mmKawasaki Z1 KZ900 LTD Piston Kit Set Standard Size 66mm New reproduction piston and ring kits. Pistons are cast and replicate original pistons. The original bore diameter was 66mm. Includes 4 Pistons STD size 66mm 4 Rings Sets 4 Piston Pins 8 Piston Clips Fits the following models Part # = 13001 054Part Description = PISTON,STDModel Count = 8KZ900 A4 76 900 KZ900 SPORTBIKE KZ900 A5 77 900 KZ900 STREET KZ900 B1 76 900 900 LTD LTD STREET KZ900 C2 76 900