We offer a full selection of manifold bolt kits to fit most popular marine engines. These kits come complete with the correct number of bolts
These bolts are 1" long
Log Riser Stainless Steel Stud Kit For Pair Of Manifolds
This stud kit is used for attaching the log riser to the log manifold. Theirstainless steel construction will provide long life and resist corrosion Kitincludes: (8) studs, (8) washers, (8) nuts. Studs are 5/16-18" and 1-3/4" long.