triple weber problem

[waynos]

my mates triple webers are leaning off on  the middle carby,any advice ?

[waynos]

i think to just switch em round  and see if the spark plugs are lean still on the same carb?

[waynos]

any advice would be greatly appreciated

[ACE]

Vacuum Leak
Check brake booster and hoses,pcv hose(if fitted) manifold gasket etc.
ACE  

[waynos]

thanks heaps ace