COMETIC StreetPro Kits cater to the budget-minded street-rodder who is looking to purchase a kit with all necessary gaskets and seals needed for their rebuild. StreetPro gasket kits are sold as a top-end kits and bottom-end kits. Purchase both top- and bottom-end kits for a total engine rebuild. Quality gasket materials are a priority in StreetPro kits. Kit materials include: MLS, AFM, Aramid Fiber, and Armor Clad.PLEASE NOTE: Any Cometic Gasket Kit that is noted as "Special Order" will take approximately 2-3 weeks to produce and ship. Please plan your build accordingly as these are not sitting on a shelf at Cometic.