a drill.
If a wall is deemed a "fire rated" wall then every penetration through it should be run through a "sleeve" or 3/4" EMT conduit, and filled with fire caulk associated with the fire rating of the wall.
On a 2002 Ford Explorer : The firewall is the metal wall that divides the engine compartment from the passenger compartment
back side of engine toward the fire wall.
the heater core for a 2002 Mitsubishi Galant is located behind the fire wall under the dashbord in the center the heater core for a 2002 Mitsubishi Galant is located behind the fire wall under the dashbord in the center
foam
Frontline World - 2002 In the Line of Fire Suspicious Minds Hole in the Wall 2-201 was released on: USA: 20 March 2003
1 up stream before the converter rear exhaust manifold (closest to fire wall ) 2 down stream is after the converter.
Lower passenger sdie of the fire wall, look behind the power steering pump.Lower passenger sdie of the fire wall, look behind the power steering pump.
A swivel on the end of a spark plug socket and then an extension on that will get it out.
Would depend on what year impala On a 63 impala or many of the early ones you need to remove the passener side fender. The remove the power wire from the blower motor. Then remove the heater hoses. then remove the heater box from the fire wall. the heater core is inside that box. Newer models I am not familiar with
Heat will be distrubuted evenly throughout the room. The fire is maximum distance from an exterior wall, and will loose less heat through the wall to the outside.
Fire wall is fire protection arrangments around an area