it hasn't gotten that fast yet...
Rear of the engine block.
it is next to the coils at the rear of the engin between the tranmission and the engin
The thermostat is on the water pump.(the left side in the front of the car) 2 screws to take out that's all
22L (liters) is 5.81 US gallons.
97 chev cav fuel filter is located in under rear passenger side right by the wheel axle.
turn the bulb clockwise until it pops out unclip it put in new one and twist it back in tadaaaaa!
looking at the rear of the motor from under the car from left to right 1/3 2/4
with the rocker cover removed, try pushing down on the pushrod end of the rocker arm. if it moves ,the lifter is bad
Lots of time, patience, and money.
lr stands for long rifle(uses a bullet) I dont know where you got 22l from
Can't be answered without knowing who made it and the serial number. don't refinish it.
Impossible to answer without more information