4 grams is more than an 8th so ya ull have enough, prob 3 real fat jays maybe 4, but im guessing ur a lil new to the smoke game? so make sure u know what ur doing before u reek up the place, but have fun ull do fine, and if ur worried about the smoke running of the joint (which will happen) use a bowl it will save ur bud imp: :rasta: :stoned: