ATF again under Republican fire. The much-maligned Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) is again coming under fire from Republicans and gun rights groups, who are pushing to rein in the agencyâs power â or abolish it altogether.
A North American block heater cord and plug. A block heater warms an engine to increase the chances that the engine will start as well as warm up the vehicle faster than it normally would in extremely cold weather.The most common type is an electric heating element in the cylinder block, connected through a power cord often routed through the vehicle's grille. block heater warms an engine to increase the chances that the engine will start as well as warm up the vehicle faster than it normally would in extremely cold weather. The most common type is an electric heating element in the cylinder block, connected through a power cord often routed through the vehicle's grille.
Step 4 - Block Heating. If you canât loosen the bolt inside the engine block, then loosen the engine block around the bolt. Use a hand held torch to get the engine block around the exhaust manifold stud as hot as possible. The stud casing will expand with the heat, giving a little wiggle room for the bolt.ust and corrosion can also fuse the exhaust manifold studs to the engine block of your older vehicle. Whether itâs to replace the manifold itself or to get at other parts inside your engine, off the bolts must come. When your exhaust manifold studs are stuck, try these tricks to get them off.