Manifold, Exhaust Bushing Assembly - Vittorazi Motors COSMOS 300 Maintenance Manual

3.7.3 Manifold, exhaust bushing assembly

Replace the bronze ring (6) of the flange (4).
Check that the bronze ring (6) comes into contact with the seat of the bushing (4) to prevent
leakage from the exhaust system.
Clean the bushing and cylinder from gasket residue.
Clean the end of the exhaust manifold (7), sand it with sandpaper and apply Molykote grease.
Clean the second joint (8) with an abrasive sponge (e.g. Scotch-Brite), degrease it with solvent
and apply Molykote grease.
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