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Cubic inch to Liter Converter

Enter the value that you want to convert cubic inch (in³) to liter (L) or liter to cubic inch.Also written as IN³ to L conversion.

1 cubic inch = 0.0163871 liter

Formula: liter = cubic inch value × 0.0163871

IN³ to Lcubic inch to liter

in³
0.16387L

10 cubic inch = 0.16387 liter

Popular Volume Converters:

How Cubic inch Relates to Liter

Understanding the Cubic inch

Cubic inch (in³) is a unit of volume measurement. 1 cubic inch is equal to 0.0163871 liter.

The Liter Explained

Liter (L) is a unit of volume measurement. 1 liter is equal to 61.0237441 cubic inch.

Volume Measurement Systems

Volume units are particularly confusing because the US and UK gallons differ (US gallon = 3.785 L, UK gallon = 4.546 L), as do their pints, cups, and fluid ounces. Cooking, fuel economy, beverage production, and pharmaceutical compounding all require precise volume conversions. Laboratory work uses milliliters and liters while US recipes specify cups, tablespoons, and fluid ounces.

cubic inch to liter metric conversion table

0.01 in³=0.00016 L
0.1 in³=0.00164 L
1 in³=0.01639 L
2 in³=0.03277 L
3 in³=0.04916 L
4 in³=0.06555 L
5 in³=0.08194 L
6 in³=0.09832 L
7 in³=0.11471 L
8 in³=0.13110 L
9 in³=0.14748 L
10 in³=0.16387 L
11 in³=0.18026 L
12 in³=0.19664 L
13 in³=0.21303 L
14 in³=0.22942 L
15 in³=0.24581 L
16 in³=0.26219 L
17 in³=0.27858 L
18 in³=0.29497 L
19 in³=0.31135 L
20 in³=0.32774 L
30 in³=0.49161 L
40 in³=0.65548 L
50 in³=0.81935 L
60 in³=0.98322 L
70 in³=1.14709 L
80 in³=1.31097 L
90 in³=1.47484 L
100 in³=1.63871 L
200 in³=3.27741 L
300 in³=4.91612 L
400 in³=6.55483 L
500 in³=8.19353 L
600 in³=9.83224 L
700 in³=11.47094 L
800 in³=13.10965 L
900 in³=14.74836 L
1000 in³=16.38706 L

How to Convert IN³ to L (Cubic inch to Liter)?

We can convert cubic inch to liter by using an example.

Example:

Convert 20 Cubic inch to Liter?

We know 1 Cubic inch = 0.0163871 liter; 1 Liter = 61.0237441 cubic inch.

20 cubic inch = ___L

20 × 0.0163871 = 0.32774 L (we know 1 cubic inch = 0.0163871 liter)

Answer:

20 cubic inch = 0.32774 liter

Converting Cubic Inches to Liters for Engine and Container Specs

The cubic-inches-to-liters conversion is most famously used for engine displacement. One cubic inch equals 0.016387 liters. This means a 350 cubic inch Chevy engine is a 5.7-liter engine. The conversion is also used in manufacturing, packaging, and any field where US dimensions (inches) produce a volume that needs to be expressed metrically.

  1. Determine the volume in cubic inches.
  2. Multiply by 0.016387 to convert to liters.
  3. Alternatively, divide cubic inches by 61.024.
  4. Example: 350 in³ × 0.016387 = 5.735 liters.
💡 Tip: Engine displacement shortcut: divide cubic inches by 61. This gives liters within 0.04% accuracy. A 302 ÷ 61 ≈ 4.95 L (actual: 4.95 L). A 454 ÷ 61 ≈ 7.44 L (actual: 7.44 L).

Cubic Inches to Liters — Engine Displacement Chart

Classic American engine sizes and their liter equivalents:

Cubic inchLiter
122 in³2.0 L
183 in³3.0 L
231 in³3.8 L
302 in³4.9 L
350 in³5.7 L
396 in³6.5 L
454 in³7.4 L
572 in³9.4 L

Solved Examples: Cubic Inches → Liters

Question 1: A Ford Mustang has a 289 cubic inch V8. What is its displacement in liters?

Solution:

Liters = cubic inches × 0.016387

= 289 × 0.016387

= 4.736 liters

Answer: The 289 in³ engine has a displacement of approximately 4.7 liters.

Question 2: A storage box is 12" × 8" × 6". Express its volume in liters.

Solution:

Volume in³ = 12 × 8 × 6 = 576 in³

Liters = 576 × 0.016387

= 9.44 liters

Answer: The box has a volume of about 9.44 liters.

Question 3: A 440 Six Pack Mopar engine — what liter displacement?

Solution:

Liters = 440 × 0.016387

= 7.21 liters

Answer: The 440 in³ engine displaces 7.21 liters.

Practice

Try solving these on your own to test your understanding:

  1. Convert 305 in³ to liters. (Answer: 5.0 L)
  2. A 200 in³ inline-6 — liters? (Answer: 3.28 L)
  3. How many cubic inches is a 2.4 L engine? (Answer: 146.5 in³)
  4. A container is 10" × 5" × 4". Volume in liters? (Answer: 3.28 L)
  5. Convert 500 in³ to liters. (Answer: 8.19 L)

The History of Engine Displacement Units

Before the 1980s, American cars advertised engine size in cubic inches: the iconic 327, 350, 396, 426 Hemi, 440, and 454. After the auto industry globalized, liters became the marketing standard. Ford's "5.0" badge actually refers to 302 in³ (4.94 L rounded up). Understanding both systems is essential for car enthusiasts, mechanics, and anyone comparing classic and modern vehicles.

Manufacturing: Packaging Volume in Liters

Product designers often work in inches (for US manufacturing) but must label in liters (for international markets). A beverage container that is 3" diameter × 6" tall has a volume of π × 1.5² × 6 = 42.4 in³ = 0.695 L. This determines labeling (700 mL) and helps calculate shipping density — how many units fit per cubic meter of cargo space.

Key Takeaways

  • 1 in³ = 0.016387 liters.
  • Divide cubic inches by 61 for a quick liter estimate.
  • Classic engines: 350 in³ = 5.7L, 302 in³ = 5.0L, 454 in³ = 7.4L.
  • For containers: L × W × H (inches) × 0.016387 = liters.
  • Modern cars use liters; classic American cars used cubic inches.

Cubic inch to Liter Conversion Formula

liter = cubic inch × 0.0163871

1 cubic inch = 0.0163871 liter

1 liter = 61.0237441 cubic inch

Reverse: cubic inch = liter × 61.0237441

Frequently Asked Questions

How many liter are in 1 cubic inch?

There are 0.0163871 liter in 1 cubic inch. To convert cubic inch to liter, multiply the value by 0.0163871.

How do I convert cubic inch to liter?

Multiply your cubic inch value by 0.0163871 to get the equivalent in liter. For example, 5 cubic inch = 5 × 0.0163871 = 0.08194 liter.

How do I convert liter to cubic inch?

Multiply your liter value by 61.0237441 to get the equivalent in cubic inch. Alternatively, divide by 0.0163871.

What is 10 cubic inch in liter?

10 cubic inch is equal to 0.16387 liter.

What is 100 cubic inch in liter?

100 cubic inch is equal to 1.63871 liter.