Barr Marine Products - 3" Riser extension blocks, MC-20-93320A3
Barr 3" Riser Extension Block Kit MC-20-93320A3 is a set of two 3" manifold to riser spacer blocks with fasteners and gaskets for V6 and V8 GM Mercruiser boat engines.
Replaces: Mercruiser 807476A6, 93320A13, 93320A2, 93320A3, 93320A5, 93320A6
Includes fasteners and gaskets.
When choosing new manifolds, it is recommended to also choose the appropriate new risers / elbows. Although Manifolds such as Barr, Osco and others, including original equipment, often look alike they may not be compatible. It is best to buy manifolds and risers as sets and be sure to include the appropriate riser / elbow. These steps will help ensure compatibility and reliable operation of your marine engines exhaust system for years to come. If you need help selecting the appropriate manifolds for your engine, contact us.
Unless specifically indicated otherwise, Barr Marine by EDM warrants its products against defects in workmanship and material for 1-3 years from date of purchase by the original purchaser depending on the product and the warranty included with the product.
- Restocking charge will apply at a minimum of 25% for all product returned.
- All Returns must be returned within 30 days of receipt of the items.
- Some products are non-returnable, please contact us for further details.
- Manufacturer defects reported within 30 days of receipt will be supplied a pre-paid label for return shipping upon approval.
- Please contact Go2marine LFS Marine and Outdoor for Manufacture Defects, Returns and help with Warranties.