Caption:infobox automobile generation

{{Infobox Automobile generation | image = [[Image:Japanese NISSAN Skyline R31.jpg|250px]] | name = R31 | layout = [[FR layout]] | production = 1985-1989<br>309,716&nbsp;units sold | body_style = 4-door [[sedan (car)|sedan]]<br>4-door [[hardtop]]<br>2-door [[coupe]]<br>4-door [[station wagon]] | platform = | engine = 1.8&nbsp;L ''[[Nissan CA engine|CA18I]]'' [[Straight-4|I4]]<br>2.0&nbsp;L ''[[Nissan CA engine|CA20E]]'' [[Straight-4|I4]]<br>2.0&nbsp;L ''[[Nissan RB engine|RB20E]]'' [[I6]]<br>2.0&nbsp;L ''[[Nissan RB engine|RB20ET]]'' [[I6]] <br>2.0&nbsp;L ''[[Nissan RB engine|RB20DE]]'' [[I6]]<br>2.0&nbsp;L ''[[Nissan RB engine|RB20DET]]'' [[I6]]<br>2.0&nbsp;L ''[[Nissan RB engine|RB20DET-R]]'' [[I6]]<br>3.0&nbsp;L ''[[Nissan RB engine|RB30E]]'' [[I6]]<br>2.8&nbsp;L Diesel ''[[Nissan RD engine|RD28]]'' [[Straight-6|I6]] | transmission = | length = | width = | height = | weight = | wheelbase = | related = | assembly = [[Tochigi, Tochigi]], [[Japan]] | fuel_capacity= }}