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WiseAutoTools.com © Summary: Head bolt thread repair kits for repairing head-bolt threads in the cylinder block if done properly can save thousands of dollars compared to replacing engine blocks. Advantages of using Time Sert solid bushing type inserts over a thin coils of wire like Heli Coil uses. Helicoil is the better known brand however, clearly is not the better thread repair system. Both brands have kits for M11x1.25 head bolts which are commonly found in Nissan and Infiniti engine …

DennisB WiseAutoTools.com © Summary: Frequently, we have customers that are trying to save money by not purchasing a complete Time-Sert thread repair kit. We understand. Who doesn’t like saving money? However, if someone purchases only part of the specialty tools for a repair and do it incorrectly, they’re really not saving any money. In fact it will now cost more time and money to fix the “come-back”. In the case of a headbolt thread repair, the gaskets will be ruined and the cylinder head …