The Cub Cadet FMZ 50 coolant capacity is listed as 2.51 gal (9.5 L). It also lists coolant type ethylene glycol-based coolant.
Coolant capacity2.51 gal (9.5 L)
Coolant typeethylene glycol-based coolant
Cub Cadet FMZ 50 Coolant Capacity
Coolant capacity
2.51 gal (9.5 L)
Coolant type
ethylene glycol-based coolant
Engine horsepower
22 hp (16.4 kW)
Engine displacement
0.7 L (44.3 cu in)
Coolant Capacity Comparison Chart
Coolant capacity comparison
This model
2.51 gal
Average
2 gal
Low
1 gal
High
4 gal
Engine horsepower comparison
This model
22 hp
Average
18 hp
Low
10 hp
High
30 hp
Engine displacement comparison
This model
0.7 L
Average
0.9 L
Low
0.5 L
High
1.5 L
Cub Cadet FMZ 50 Coolant and Engine Notes
Coolant capacity note
The Cub Cadet FMZ 50’s key coolant figure here is 2.51 gal (9.5 L) for coolant capacity. Use that before buying coolant or draining the system
Coolant type note
Coolant type for the Cub Cadet FMZ 50 is listed as ethylene glycol-based coolant. The safest move is to use coolant that matches the manual’s spec rather than mixing random formulas
Engine context note
Engine context for the Cub Cadet FMZ 50: engine horsepower 22 hp (16.4 kW) and displacement 0.7 L (44.3 cu in). Engine size helps explain why coolant capacity changes between models
Refill note
When refilling the Cub Cadet FMZ 50, use 2.51 gal (9.5 L) as the planning number and the manual’s coolant mix as the mixture guide. Recheck the level after the thermostat opens
Cub Cadet FMZ 50 Coolant Capacity FAQ
What is the cooling system capacity of the Cub Cadet FMZ 50?
The Cub Cadet FMZ 50 cooling system capacity is shown as 2.51 gal (9.5 L). That is the number to use before draining the system.
What coolant type should I use in the Cub Cadet FMZ 50?
Use ethylene glycol-based coolant. The blunt rule is simple: match the manual’s coolant spec and do not mix unknown coolant formulas.
Should I use straight water in the Cub Cadet FMZ 50?
Not for normal long-term use. The Cub Cadet FMZ 50 should use the coolant mix specified in the manual or the manual’s specified coolant mix so the system gets corrosion, freeze and boil protection.
Does old coolant matter in the Cub Cadet FMZ 50?
Yes. Old coolant can lose protection even if temperature looks normal. The listed service interval for the Cub Cadet FMZ 50 is the service interval in the operator manual.
What engine specs affect Cub Cadet FMZ 50 coolant capacity?
The captured engine context is horsepower 22 hp (16.4 kW) and displacement 0.7 L (44.3 cu in). Engine size is one reason coolant capacity changes between tractors.
Official information note
Mistakes do happen. Tractor coolant specs can change by year, market, engine, radiator, cab/heater setup and service procedure. Please check the operator manual, decal information and official cubcadet.com website for official information before draining or refilling the cooling system.
