Cubic Inches to Liters (in³ to L): Exact Conversion
Official NIST legal conversion rate, common reference values table, and practical application guide.
Exact Conversion Factor (NIST SP 811)
1 Cubic Inch (in³) = 0.016387064 Liters (exact NIST definition)
Practical Context & Real-World Use
Primarily utilized in the automotive and powersports industries to convert classic American V8 engine displacement in cubic inches (e.g. Chevy 350 or Ford 302) into modern metric engine displacement liters (e.g. 5.7L or 5.0L).
Quick Reference Table (in³ to L)
| in³ | L | Conversion Math |
|---|---|---|
| 61.02 in³ | 1 L | 61.02 × 0.0164 = 1 |
| 122.05 in³ | 2 L | 122.05 × 0.0164 = 2 |
| 302 in³ | 4.95 L | 302 × 0.0164 = 4.95 |
| 305 in³ | 5 L | 305 × 0.0164 = 5 |
| 350 in³ | 5.73 L | 350 × 0.0164 = 5.73 |
| 427 in³ | 7 L | 427 × 0.0164 = 7 |
| 454 in³ | 7.44 L | 454 × 0.0164 = 7.44 |
Frequently Asked Questions
How do you convert cubic inches to liters for engines?▼
Multiply cubic inches by 0.016387, or divide by 61.024. For example, a 350 cubic inch engine is 350 × 0.016387 ≈ 5.7 Liters.
Authoritative Sources & Reference Standards
- Guide for the Use of the International System of Units (SI), NIST Special Publication 811 — National Institute of Standards and Technology (NIST). Verified 2026-10-01.
Official SI unit definitions, conversion factors (Appendix B), and precision standards for cubic meters, liters, and US customary units.
- The International System of Units (SI Brochure, 9th edition) — Bureau International des Poids et Mesures (BIPM). Verified 2026-10-01.
International metric definitions for derived units of volume (cubic meter and non-SI unit accepted for use: liter).