Take a look at Shellback’s Zil 157 truck build; On Page 11 then to page 13 for the end result.
Should give you a good start.
http://cs.finescale.com/fsm/modeling_subjects/f/3/t/148249.aspx?sort=ASC&pi240=11
HTH 
Take a look at Shellback’s Zil 157 truck build; On Page 11 then to page 13 for the end result.
Should give you a good start.
http://cs.finescale.com/fsm/modeling_subjects/f/3/t/148249.aspx?sort=ASC&pi240=11
HTH