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|Inlet Port Shape:||Round|
|Mounting Hole Quantity:||3|
|Gasket Or Seal Included:||Yes|
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Q:Is at a 3 in and can l get it
A:I'm happy to help, Coco! This Dorman - OE Solutions Exhaust Manifold Kit (Part No. 674-390) is the right hand exhaust manifold for 1996-2000 Chevrolet and GMC 3/4 and 1 ton trucks and vans with the 7.4L 454 CID big block engine. It has 3 bolt holes to connect to the rest of the exhaust. The kit includes 1 exhaust manifold, 1 manifold gasket, 3 studs and 3 nuts. The product is available in our warehouses may also be available locally. Please contact your local Advance Auto Parts store for availability.