2 0 ▁search ▁rad ar ▁under ▁fus el age . ▁Later ▁aircraft ▁featured ▁gla zed ▁observation ▁nose ▁and ▁M AD ▁g ear ▁in ▁place ▁of ▁nose ▁and ▁tail ▁tur rets , ▁and ▁re vised ▁crew ▁accommod ation , ▁with ▁many ▁earlier ▁aircraft ▁ref itted . ▁D ors al ▁tur ret ▁often ▁removed . ▁ 4 2 4 ▁built . ▁P 2 V - 5 F ▁Mod ification ▁with ▁two ▁ ▁J 3 4 ▁jet ▁engines ▁to ▁increase ▁power ▁on ▁take - off , ▁and ▁ ▁R - 3 3 5 0 - 3 2 W ▁p ist on ▁engines . ▁The ▁J 3 4 ▁engines ▁and ▁R - 3 3 5 0 ▁had ▁a ▁common ▁fuel ▁system ▁burning ▁Av G as ▁rather ▁than ▁having ▁dedicated ▁jet ▁fuel ▁( as ▁did ▁all ▁Ne pt unes ▁with ▁j ets ▁except ▁the ▁K aw as aki ▁P - 2 J ). ▁Four ▁under wing ▁ro cket ▁p yl ons ▁removed ▁but ▁increased ▁ ▁weapon ▁load . ▁Red es ign ated ▁P - 2 E ▁in ▁ 1 9 6 2 . ▁P 2 V - 5 FD ▁P 2 V - 5 F ▁converted ▁for ▁dr one ▁launch ▁miss ions . ▁All ▁weapon ry ▁deleted . ▁Red es ign ated ▁D P - 2 E ▁in ▁ 1 9 6 2 . ▁P 2 V - 5 FE ▁P 2 V - 5 F ▁with ▁additional ▁electronic ▁equipment . ▁Red es ign ated ▁EP - 2 E ▁in ▁ 1 9 6 2 . ▁P 2