how do you wire the spake plugs on 1999 Dodge Ram Van 1500

what is the order of wireing the distributer to the spark plugs

Asked by for the 1999 Dodge Ram Van 1500
165432, is the firing order of the 3.9 Liter engine. looking rearward from the crankshaft pulley, 135 are on the right side, 246 are on the left.