I think its on the block above the starter.
difference between 2.5 and 3 liter engine is .5 of a liter
first you have to install a 5.9 engine
an engine that holds 5 liters
On a Ford 5.4 liter V8 engine : firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of vehicle
firewall 4 - 8 3 - 7 2 - 6 1 - 5 front
FIREWALL 4 - 8 3 - 7 2 - 6 1 - 5 FRONT
On inline engines such as the Mercedes 5 cylinder engine, the number one cylinder is at the front of the engine (where the pulleys and belts are), and the cylinders are then numbered sequentially toward the rear of the engine, i.e. 1 2 3 4 5. The number 5 cylinder on your MB 2.4 liter 5 cylinder would be the one at the engine's rear.
Ford V8 engine : firewall 4 - 8 3 - 7 2 - 6 1 - 5 front
3.4 liter is the metric measurement used to describe the engine capicty of the engineexample is ford used to have a 302 ci engine. it is now callled a 5 liter engine
For the Ford 5.4 liter V8 engine in a Ford truck / SUV : firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of vehicle
For the Ford 5.4 liter V8 engine in a truck / SUV : firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of vehicle
5 quarts