6 - 1 0 ▁r ounds ▁( 2 ▁trac er ). ▁The ▁dies el ▁burning ▁he ater ▁is ▁removed ▁from ▁the ▁M 1 1 3 A 1 ▁- ▁though ▁numerous ▁dig gers ▁note ▁that ▁this ▁is ▁not ▁the ▁case ▁with ▁the ▁Australian ▁Army ' s ▁M 5 7 7 s ▁( command ▁post ▁vehicles ). ▁ ▁M 1 1 3 A 1 ▁Med ium ▁Re con na issance ▁Ve h icle ▁( MR V ) ▁- ▁Full ▁design ation ▁Car rier , ▁Fire ▁Support , ▁Full ▁Track ▁M 1 1 3 A 1 ▁( FS ) ▁Sc orp ion ▁Tur ret ▁was ▁an ▁Australian ▁variant ▁similar ▁to ▁the ▁M 1 1 3 ▁F SV , ▁but ▁using ▁the ▁tur ret ▁from ▁the ▁F V 1 0 1 ▁Sc orp ion ▁light ▁tank , ▁instead ▁of ▁the ▁older ▁tur ret ▁of ▁the ▁Sal adin ▁arm oured ▁car , ▁that ▁the ▁F SV ▁had ▁previously ▁used . ▁This ▁tur ret ▁was ▁equ ipped ▁with ▁an ▁Image ▁Int ens ifier ▁sight ▁for ▁the ▁main ▁arm ament . ▁This ▁II ▁sight ▁was ▁the ▁first ▁effective ▁pass ive ▁night ▁sight ▁fitted ▁to ▁an ▁Australian ▁AF V , ▁giving ▁the ▁MR V s ▁a ▁night ▁fighting ▁cap ability ▁exceed ing ▁the ▁Leop ard ▁AS 1 ▁and ▁all ▁other ▁Australian ▁AF V s ▁of ▁the ▁period . ▁Wh ilst ▁fully ▁am ph ib ious , ▁the ▁MR V ▁was ▁also ▁fitted ▁with ▁a ▁light ▁sheet - met al ▁fo am - filled ▁trim ▁van e ▁and ▁side ▁pod s .