3.6L Pentastar V6 or 5.7L Hemi V8.
No
On the new V6 Pentastar it is located on the TOP left side of the engine. There is an access port in the engine cover that is clearly marked.
Not for the foreseeable future, with the recent redesign of the body for the 2011 MY, and finally fielding the Pentastar V6 - the Chargers should be around for a while.
The 2.7L V6, 3.2L V6 and 3.5 V6
No.
Yes. A 3.9 v6 engine from a 1995 Dodge Dakota will fit into a 2000 Dodge Dakota with a 3.9 v6 engine. You will have to swap the intake and exhaust manifolds along with all sensors and fuel rail though.
NoNo
yes the 3.0 and 3.3/3.8 all fit
YES
North American models come standard with a 2.8 liter CRD inline four engine, with the 3.6 liter Pentastar V6 as an available option. European models have an option either the 3.6 liter Pentastar V6 or a 2.8 liter inline four turbo diesel.
The thermostat on the Pentastar 3.6L V6 is under the housing that the upper radiator hose hooks to on the engine.