Mercruiser 6 in. Riser Extension Kit | Barr Marine MC-20-93322A3 ANL Fuse Blocks Red reverse polarity LED indicators

Red reverse polarity LED indicators

Replaces Chrysler 3780600

Replaces Mercury 70981

1/2-14 inch NPT thread size

Mercruiser 6 in. Riser Extension Kit | Barr Marine MC-20-93322A3 ANL Fuse Blocks Red reverse polarity LED indicatorsMercruiser 6 in. Riser Extension Kit Barr Marine MC 20 93322A3 Mounts between the manifold & elbow of Mercruiser marine engines with center rise exhaust manifolds to reduce the possiblity of water backflow into the engine through the exhaust. Barr Mercruiser riser extension kit Helps to reduce the potential of water backing up into the engine through the exhaust piping Sold as a pair For Mercruiser center rise exhaust manifolds Includes mounting