These do not replace newer dry joint manifold used on 2002 and up engines. These have 4 inch outlets on the risers.
These can be used in salt water but require fresh water flushing after use. Left and right (port and starboard) are the same. Please check my other products below. The item "CAST IRON MerCruiser 4.3 V6 Exhaust Manifold & Riser Kit package elbow mercury" is in sale since Friday, December 28, 2018.
This item is in the category "eBay Motors\Parts & Accessories\Boat Parts\Inboard Engines & Components\Other". The seller is "350jr" and is located in Boise, Idaho. This item can be shipped to United States, Canada, United Kingdom, Australia, Mexico, Germany, Japan, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Greece, Portugal, Cyprus, Slovenia, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Ireland, Netherlands, Poland, Spain, Italy, Austria, Bahamas, Israel, New Zealand, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam, Uruguay.