(99) w/dual fuel filler opening "Before 12/88" , R.H. 8 foot box
(99) w/dual fuel filler opening "From 12/88" , R.H. 8 foot box
(99) w/single fuel filler opening "Before 12/88" , R.H. 8 foot box
(99) w/single fuel filler opening "From 12/88" , R.H. 8 foot box