Blog

All thread lockers are not created equal. Most of us know that blue thread lockers are a temporary type that are made to hold things that you want to remove later without applying heat. And that red is a permanent type that is used on things that we probably would never want to take apart again. We recently had a customer that said his mechanic was using green because it's stronger than red. But what type of thread locker is really best for a spark plug thread repair insert? How much do you appl …

DennisB WiseAutoTools.com © Summary: The Calvan 38900 M14x1.25 taper seat spark plug thread repair kit, which is also sold under different labels, works on many Ford SOHC 4.6, 5.4 and 6.8 Liter engines from 1992 to 2016 excluding 3 valve and DOHC engines. The Calvan 38900 is used with the motor/heads in the vehicle. Calvan as well as Time Sert is an over-the fender type repair. These are the most common motors that have the dreaded Ford spark plug blowout problem. Does the 38900 kit wo …

WiseAutoTools.com © Summary: The Calvan 38900 Ford spark plug thread repair kit has the tools needed to repair many 1996 and up SOHC 2-Valve 4.6, 5.4 and 6.8 Liter Ford engines. We identify all the components that make up this spark plug thread repair kit. This kit is used as a first time repair or for a second time repair when a different brand insert like Helicoil Save-A-Thread has failed. The thickness of the insert along with the large lip makes sealing up oversized holes possible, espe …