This thread repair kit is for rocker arm bolts on some GM 3.1 and 3.4 liter engines that have 8mm bolts. If the 10mm repair is needed see the 1015CORE. Tip: Don't go by the head of the bolt to...
This thread repair kit is for rocker arm bolts on some GM 3.1 and 3.4 liter engines that have 10mm bolts. If the 8mm repair is needed see the 1812CORE. *Note this is for a first time repair, meaning...