CB900F 1982 US MODEL ENG : 1123cc CYLINDER HEAD : CB750F Modified(BIGSHOT) CYLINDER : CB1100F PISTON : WISECO 72mm CAM SHAFT : CB1100F CRANK SHAFT : CB900F STD CONN-ROD : CB1100R MISSION : CB1100F EXH : ENDURANCE CARB : KEIHIN CR 33mm + TH…