It has an ms460 tank, so no leaky 046 style vent to deal with. Has a twist lock style cap, to look more like what an 046 would have, seals great. The item "Stihl 046 Magnum Chainsaw ms460 Runs Great powerhead D chamber Dual Port muffler" is in sale since Monday, May 21, 2018. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Outdoor Power Equipment\Chainsaws". The seller is "silver70chally" and is located in Latrobe, Pennsylvania.This item can be shipped to United States.