Loctite 492143 272 Red High Temperature Threadlocker Bottle, 36-milliliter Withstands temperatures to 450 degrees Fahrenheit High temperature/high strength, red threadlocker is formulated for heavy-duty applications Prevents bolts up to 1-1/2 inch from loosening due to shock, severe vibration and heat stress Exclusive formulation for newer engines and high performance applications where extreme temperature resistance is required Typical applications include camshaft sprocket bolts, crankshaft bolts, idler bearings, press fit filler tubes, transmission input and output shaft threads, ring gear and shock bolts