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Aluminum head bolt threads pulling out on Polaris engines is a fairly common problem. Installing a solid bushing-type steel insert is the best fix. Avoiding the expense of some of the larger kits designed for automotive applications is a smart way to save money and still get a quality repair. The larger Time-Sert kits, for example, are designed for doing repairs when the threads start down several inches. With threads flush or near the surface, a much less expensive kit made by Time-Sert can be …

DennisB WiseAutoTools.com © Summary: We are commonly asked about the differences in Time Sert and Heli Coil brand thread repair kits. In this article we cover ten main differences between these two brands. First, I will say that they have some things in common. Both brands have a large selection of sizes available. Both can be used to fix threads that have been damaged from cross-threading, over-tightening or vibration due to being too loose. Both brands have been around for a long time …