What does 4-8-6 stand for?

4-8-6 stands for "Firing order of air-cooled engine on German WWl 'Tri-wing aeroplane:"

How to abbreviate "Firing order of air-cooled engine on German WWl 'Tri-wing aeroplane:"?

"Firing order of air-cooled engine on German WWl 'Tri-wing aeroplane:" can be abbreviated as 4-8-6

What is the meaning of 4-8-6 abbreviation?

The meaning of 4-8-6 abbreviation is "Firing order of air-cooled engine on German WWl 'Tri-wing aeroplane:"

What does 4-8-6 mean?

4-8-6 as abbreviation means "Firing order of air-cooled engine on German WWl 'Tri-wing aeroplane:"