Inboard engine mounts are one of the most important components of your boat. They must be correctly adjusted to prevent engine vibrations. Incorrect adjustments can cause uneven weight distribution, and the engine can suffer. Some factors that can cause uneven distribution of weight: ● Wrong alignment process ● Deterioration of the flexible material ● Tears or collapses of the mounts There are various ways to check the mounting system and fix it. For example, measuring the clearance between the floating and base portions. The lesser the clearance, the more likely the mount is overloaded. Durometer When choosing engine mounts, it is crucial to consider the durometer. This is the hardness of the rubber. This determines the amount of weight that it can support. Some manufacturers use colour coding to designate different ratings. Weight balance Engine mounts must bear their fair share of the weight of the boat's engine. If they are not balanced properly, they can lead to uneven loads and premature failures. Unequally loaded mounts will also cause more vibration, which defeats the purpose of their installation. Proper fasteners Regarding marine engine mounts, fasteners play a critical role in their performance. Choose high-quality steel fasteners for the best fit and performance. Over-extension Correctly installed Inboard engine mounts can help prevent damage to a boat's structure. However, improper installation can compromise the engine's ability to operate efficiently. One of the most common mounting mistakes is the over-extension of the adjustment studs. These studs are designed to allow the installer to account for small variations in the mounting system's alignment. The engine bracket should be positioned near the midpoint of the adjustment stud but not at either extreme. Failure modes When you consider the failure modes of inboard engine mounts, you must first understand the nature of the engine mounting system. This system reacts to the forces of the engine and is responsible for the engine's proper functioning. If it fails, it can lead to various consequences, including premature failure of components. Need to purchase new Mounts and Couplings? Gearbox flexible coupling with resilient mountings is necessary to decrease vibration and transmission. For more wide-range options of design and quality couplings, visit https://www.polyflex.com.au/ or call +61 7 3284 2799.