V-Twin Replica Chrome TT Bobber Short Oil Tank Purpose of tank is to raise the transmission and clutch pak for TT racing or hill climbing for greater ground clearance. Features: Bobber oil tank is 1-5/16 shorter in order to accommodate a raised position for chain alignment Battery compartment is shorter in this tank so a smaller battery is required Chain guard will be in a raised position so modifications must be made to the front mount tab Oil tank front frame mount must be removed and rewelded in place 1.25 upward