Toro 24.5 HP Engine Oil Capacity Chart(With Filter & Without)

Toro’s 24.5 HP engines are commonly found in high-performance commercial and residential mowers, including zero-turn mowers. Depending on the model year and series, this engine is most often a Toro-branded model made by Kohler or Kawasaki.

This post guide will walk you through the Toro 24.5 HP engine oil capacity chart, oil type recommendations, and maintenance tips to help you keep your equipment running smoothly. Let’s jump in.

Toro 24.5 HP Engine Oil Capacity Chart

Engine Type	Model Series	Oil Capacity (with Filter)	Oil Capacity (without Filter)
Toro (Branded Kohler)	Confidant ZT740	2.0 qt (1.9 L)	1.8 qt (1.7 L)
Toro (Branded Kawasaki)	FR730V	2.1 qt (2.0 L)	1.9 qt (1.8 L)
Toro ZX Commercial Engine	ZX Series 24.5 HP	2.0 qt (1.9 L)	1.7 qt (1.6 L)
Toro TimeCutter 24.5 HP	V-Twin Engine	2.0 qt (1.9 L)	1.7 qt (1.6 L)

Why Oil Capacity Matters

Using too little or too much oil can damage your engine. Underfilling causes poor lubrication and overheating, while overfilling increases crankcase pressure and can blow oil seals. The right amount ensures smooth performance, fuel efficiency, and extended engine life.

Recommended Oil Types for Toro 24.5 HP Engines

Choosing the right oil is critical for engine longevity. Here are the most suitable options:

SAE 10W-30 – Great for general use in a range of temperatures.
SAE 30 – Ideal for warmer climates and summer mowing.
SAE 20W-50 – Best for heavy-duty commercial use in hot environments.
Synthetic Blend 10W-30 or 5W-30 – Offers excellent cold-weather performance and enhanced protection.

How to Check and Change Oil in Toro 24.5 HP Engines

Step-by-Step: Checking the Oil

Park your mower on level ground.
Let the engine cool for at least 15 minutes.
Remove the dipstick, wipe it clean, then reinsert fully and pull it out again.
Check the oil level mark. If it’s between “Full” and “Add,” you’re good. If low, top it off with the correct oil.

Step-by-Step: Changing the Oil

Run the engine for 5 minutes to warm up the oil (which makes it easier to drain).
Turn off the engine and disconnect the spark plug for safety.
Locate and open the oil drain plug or valve (refer to your mower’s manual).
Drain the old oil into a container.
Replace the oil filter if needed.
Close the drain and refill with the correct amount and type of oil.
Let the engine run for a minute, then recheck the oil level.
Dispose of old oil properly at a recycling center or auto parts store.

Oil Change Frequency for Toro 24.5 HP Engines

Routine oil changes help maintain performance and prevent carbon buildup or sludge. Follow these guidelines:

After the first 5 hours of use (break-in period)
Every 50 hours of use for residential mowers
Every 100 hours or monthly for commercial mowers
Before long-term storage (end of mowing season)

If your mower operates in dusty or high-heat environments, consider changing the oil more frequently.

Troubleshooting Common Oil-Related Issues

1. Engine Overheating

Possible causes: Low oil, dirty oil, or wrong oil viscosity.
Solution: Drain and replace with proper oil.

2. Excessive Smoke from Exhaust

Possible causes: Overfilled oil or oil seal leaks.
Solution: Drain excess oil and check seals.

3. Oil Leaks

Common around gaskets and filters.
Solution: Inspect and tighten or replace faulty parts.

FAQ

What oil does a Toro V-Twin Commercial 24.5 HP take?

The Toro V-Twin Commercial 24.5 HP engine typically uses SAE 10W-30 or SAE 30 motor oil, depending on the temperature range in which you operate. For improved protection and performance, especially in commercial settings, a synthetic blend 10W-30 is also a solid choice. Always consult your mower’s owner’s manual to confirm the exact specification.

How much oil does a Toro Timecutter 54 take?

The Toro TimeCutter 54-inch mower with a 24.5 HP engine usually holds about 2.0 quarts (1.9 liters) of oil when changing the filter, and approximately 1.7 quarts (1.6 liters) without changing the filter. Always check your dipstick after filling to ensure you’re within the proper oil level range.

What engine is Toro 24.5 HP?

The Toro 24.5 HP engine could be:

A Toro-branded engine, commonly referred to as the Toro ZX series, is designed specifically for commercial mowers.
A Kawasaki FR730V or FX series engine in some models.
Or a Kohler Confidant ZT740 in other models.

What kind of oil should I use in my Toro zero turn mower?

For Toro zero-turn mowers, the most commonly recommended oils are:

SAE 10W-30 for general use across varying temperatures.
SAE 30 for high-temperature or summer conditions.
Synthetic 5W-30 or 10W-30 for extended protection and cold-weather starting. In heavy-duty or commercial conditions, SAE 20W-50 may also be recommended.

How much oil do I put in my Toro?

The amount of oil your Toro mower needs depends on the engine model. For a 24.5 HP V-Twin engine, expect to add around:

2.0 quarts (1.9 L) if replacing the oil filter.
1.7 quarts (1.6 L) if not replacing the filter.

Always check the dipstick after refilling to avoid overfilling or underfilling.

Can I use 5W-30 oil for Toro lawn mower?

Yes, 5W-30 oil is safe to use in your Toro lawn mower, especially in colder temperatures. It’s a good option for winter or early spring use, offering better cold-start performance. However, in hot summer conditions or for commercial-grade use, a 10W-30 or SAE 30 may provide better viscosity stability.

Final word

Maintaining the right oil level and using the correct oil type is crucial for getting the most out of your Toro 24.5 HP engine. By following the chart and maintenance tips outlined here, you’ll keep your engine running efficiently season after season. Stay on schedule, use quality oil, and always refer to your owner’s manual for the best care.