15 gallons.
Just look for an OE tank on line an check the specs.
15
22 gals
15.7 gallons
18 gallons
16 gallons.
17 gallons
Seventeen gallons.
The tank should hold 11.9 Gallons
19 gallons
18 GALLONS
17 gallons
well 16 gallons maybe 18 if ya squeeze as much as you can get in there