On a 1996 Mercury Cougar , that came with the 4.6 litre V8 engine :
It either came with the Motorcraft BXT-65-650 battery or the optional
Motorcraft BXT-65-850 battery
( that's BCI group size 65 , 650 or 850 cold cranking amps with the 4.6 , V8 )
6 x 8
According to the 2000 Mercury Cougar Owner Guide : Both the 2.0 litre four cylinder and the 2.5 litre V6 engines came with the Motorcraft BXT-40R battery ( that's BCI group size 40R )
The 2000 Mercury Cougar V6 engine takes a ( BCI Group Size 40 R ) battery The battery dimensions are : Length ( 10.90 inches / 277 mm ) Width ( 6.42 inches / 174 mm ) Height ( 6.88 inches / 175 mm )
According to the 1997 Mercury Cougar Owner Guide : Each remote takes ( 2 ) coin type , 3 volt lithium batteries ( # 2016 )
my tire sizes for my cougar are P215/50R16 or go here so you can find your size http://www.dragtimes.com/Mercury-Cougar-Tires-m31-n237.html
5X7 all around
215/50r16
What is the motor size? Run1
205/75R14
What is the motor size? Run1
5x7 or 6x8, either or
According to the 1997 Mercury Cougar Owner Guide : The 3.8 litre V6 either has the Motorcraft BXT-58 battery or the optional Motorcraft BXT-65-650 battery ( the optional battery is BCI group size 65 , and 650 cold cranking amps )