Barr Marine MC2093320A3 3-Inch Exhaust Riser Spacer Block Kit

The Barr Marine MC2093320A3 is a complete 3-inch riser spacer block kit designed for GM V6 and V8 marine engines with center-rise exhaust systems. These cast iron spacer blocks install between the exhaust manifold and riser to help reduce the potential of water backing up into the engine through the exhaust piping, providing an extra measure of protection for your marine engine.

Kit Contents:

• Pair of 3-inch cast iron spacer blocks (2 blocks)
• Complete mounting hardware package
• All necessary gaskets for installation

Key Features:

• USA manufactured cast iron construction for durability and corrosion resistance
• Direct replacement for Mercruiser 807476A6, 93320A13, 93320A2, 93320A3, 93320A5, and 93320A6
• Compatible with Marine Power 0992-635 and 612011 applications
• Designed for use with 3-inch or 4-inch exhaust risers
• Suitable for both raw water and fresh water cooling systems

This spacer kit is compatible with Mercruiser V6 engines (229 C.I.D. and 262 C.I.D., Models 185R, 185MR, 205R, and 205MR) and V8 engines (Models 898R, 228R, 260R, 330, 340, and 454 Magnum inboard and sterndrive units). One kit is required per engine. All components are made in the USA and backed by Barr Marine's quality warranty.