- speed ▁unit ) ▁ ▁Type ▁ 1 7 9 : ▁F itted ▁with ▁fuel - inject ed ▁Volks wagen ▁engine ▁ ▁Type ▁ 1 7 9 - F : ▁Later ▁updated ▁directly ▁to ▁the ▁Schw imm wagen ▁( ment ioned ▁above ) — Could ▁cross ▁water ▁and ▁tempor arily ▁be ▁used ▁as ▁a ▁small ▁boat ▁and / or ▁landing ▁craft . ▁Because ▁of ▁a ▁thick ▁and ▁bullet proof ▁sk id ▁plate , ▁the ▁engine ▁was ▁protected ▁and ▁all ▁val ves ▁in ▁the ▁rear ▁were ▁a irt ight . ▁The ▁engine ▁had ▁a ▁flush - activ ated ▁ 1 7 9 ▁fuel ▁inject ed ▁engine , ▁that ▁would ▁act ▁as ▁a ▁dra iner ▁to ▁push ▁water ▁out ▁and ▁prevent ▁the ▁engine ▁from ▁flo oding . ▁ ▁Type ▁ 1 9 8 : ▁F itted ▁with ▁a ▁P TO ▁and ▁auxili ary ▁g ear box ▁for ▁starting ▁the ▁engines ▁of ▁arm oured ▁fighting ▁vehicles ▁ ▁Type ▁ 2 3 5 : ▁F itted ▁for ▁power ▁by ▁an ▁electric ▁motor ▁ ▁Type ▁ 2 3 9 : ▁F itted ▁for ▁power ▁by ▁a ▁wood - gas ▁generator ▁mounted ▁on ▁the ▁nose ▁( also ▁listed ▁as ▁Type ▁ 2 3 0 ) ▁ ▁Type ▁ 2 4 0 : ▁F itted ▁for ▁power ▁by ▁bott led ▁gas ▁ ▁Type ▁ 2 7 6 : ▁Type ▁ 8 2 ▁fitted ▁with ▁a ▁to wing ▁hook ▁to ▁pull ▁a ▁ 3 7 ▁PA K ▁gun ▁ ▁Type ▁ 2 7 8 : ▁F itted ▁with ▁synchron ized ▁g