Mercruiser 4 Cylinder Exhaust Manifold | Barr MC-1-63122 Butt Connectors Thermostat kit

Thermostat kit

70 PSI cut off pressure

Effortless installation and design

Mercruiser GM V6 Exhaust Manifold | Barr Marine MC-1-99746

Simultaneously switches two isolated battery banks or combines all banks to loads

Mercruiser 4 Cylinder Exhaust Manifold | Barr MC-1-63122 Butt Connectors Thermostat kitMercruiser 4 Cylinder Exhaust Manifold Barr MC 1 63122 Cast iron combination intake & exhaust manifold fits Mercruiser 120 HP 153 CID 4 cylinder marine engines. Barr Mercruiser exhaust manifold Direct replacement Mercruiser 4 cylinder exhaust manifold Fits Mercruiser model 120 marine engines from 1972 1978 Does not include intake cover for carburetor Includes gaskets and mounting hardware Heavy duty cast iron Painted black Replaces Barr MC1 63122