It has a higher temperature range than all the other blue thread lockers at 360F. An oil tolerant, removable, medium strength, blue threadlocker An oil tolerant, removable, medium strength, blue threadlocker; Designed for the locking and sealing of threaded fasteners between 1/4" and 3/4"... Loctite 243 Medium Strength Surface Insensitive thread locker features a general purpose, medium strength, blue thread locker with a high oil tolerance. Not only works on active metals but also on passive substrates such as stainless steel and plated surfaces LOCTITE 243 Threadlocker for Automotive: Medium-Strength, Oil Tolerant Loctite 242 Loctite 504466 Blue Medium Strength Threadlocker Stick, 19-Gram Locktight Blue Thread Locker Tolerates minor surface contaminations from various oils, such as cutting, lubrication, anti-corrosion and protection fluids 2.0T Cylinder Head &Camshafts& Valves Assembly For AUDI A4 A5 A6 A8 Q5. US Store. 通用. 2.0T Cylinder Head &Camshafts& Valves Assembly For AUDI A4 A5 A6 A8 Q5 Typical applications include Rocker studs, rocker adjustment bolts, bolts on valve and cam covers, oil pans, disc brake calipers, intakes and alternators, and pulley assemblies.