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How many miles per gallon does a 1974 Datsun 260Z get?

Published in Classic Car Fuel Economy 2 mins read

The 1974 Datsun 260Z generally achieved mileage figures ranging from 16 to 18 miles per gallon (MPG), depending on the testing methodology and driving conditions.

Understanding the Mileage for the 1974 Datsun 260Z

Mileage for classic vehicles like the 1974 Datsun 260Z can vary based on several factors, including the specific testing environment, driving habits, and the condition of the vehicle. Historical tests provide insights into its fuel efficiency at the time of its release.

Key Mileage Figures:

Test Method / Conditions 1974 Datsun 260Z MPG Notes
Automotive Reviewer Tests 18 MPG Reported average, reflecting general driving conditions.
Environmental Protection Agency (EPA) City Driving Tests 16 MPG Specific to strictly city driving conditions.

Factors Influencing Fuel Economy

Several elements contribute to the real-world fuel economy of a vehicle, especially an older model like the 1974 Datsun 260Z:

  • Driving Conditions: As indicated by the differing figures, city driving, with its frequent stops and starts, typically yields lower MPG compared to a mix of city and highway driving.
  • Engine Tune and Maintenance: A well-maintained engine with properly tuned carburetors (the 260Z used carburetors, not modern fuel injection systems) performs more efficiently. Neglected maintenance, such as old spark plugs or a clogged air filter, can significantly reduce MPG.
  • Driving Style: Aggressive driving, characterized by rapid acceleration and hard braking, consumes more fuel than a smooth and consistent driving style.
  • Vehicle Condition: The overall mechanical integrity of the vehicle, proper tire inflation, and even subtle aerodynamic factors can influence fuel efficiency.
  • Engine Size: The 1974 260Z featured a larger 2.6-liter engine, which might have different fuel consumption characteristics compared to its predecessors.

While these figures provide a benchmark, individual results may vary. For more detailed insights into historical automotive performance, one might explore specific automotive review archives.