What engine was in the 1966 Dodge Dart?
The 1966 Dodge Dart offered multiple engine options: inline-six engines of 170 and 198 cubic inches, plus a 273 cubic-inch V8 as the top-tier choice.
These engines were available across different Dart trims, with the base models typically getting the smaller inline-six, while higher-trim and performance-oriented versions could be equipped with the V8. The engines were paired with a range of transmissions and carburetion setups depending on the model year and option package.
Engine lineup for 1966 Dodge Dart
Before listing the engines, note that Dodge structured the Dart’s powertrain around a practical baseline with upgrade options for more power. The main choices were:
- 170 cubic inch inline-six (Slant-6)
- 198 cubic inch inline-six (Slant-6)
- 273 cubic inch V8 (small-block V8), available with varying carburetion
The 170 and 198 inline-sixes were the core choices for economy and reliability, while the 273 V8 provided a noticeable performance boost for buyers seeking stronger acceleration and highway cruising capability. Availability of each option depended on the Dart trim level and option package chosen.
Context and implications for buyers
In the mid-1960s, Chrysler aimed to offer a versatile mid-size car that could be economical in daily driving or more spirited when desired. The inline-six engines balanced fuel economy and reliability, whereas the 273 V8 catered to customers desiring more power without stepping up to the larger, heavier Mopar performance models.
Transmission choices typically included manual configurations and early automatic options, with the engine selection influencing upgrade paths, ride feel, and overall cost of the vehicle.
Summary
For the 1966 Dodge Dart, the engine lineup centered on two inline-six options (170 and 198 cu in) and a 273 cu in V8. The choice depended on trim, options, and the balance a buyer sought between economy and performance, illustrating Dodge’s approach to a flexible, mid‑size family car in the mid‑1960s.
