1988 Dodge Diplomat Base
The 1988 Dodge Diplomat Base is a 140-hp 5.2-liter V8 with a 3-speed automatic and rear-wheel drive. It starts at $12,622 MSRP and is rated at 18 mpg combined.
It makes 140 horsepower at 3,600 rpm and 265 lb-ft of torque at 1600 rpm. EPA fuel-economy estimates are 16 mpg city and 21 mpg highway (18 mpg combined).
The Diplomat measures 204.0 inches long on a 112.6-inch wheelbase and has a curb weight of 3,585 lb.
| Spec | Value |
|---|---|
| Price | |
| MSRP | $12,622 ($34,676 *) |
| Engine | |
| Engine Type | 5.2L (318 cid) OHV V8 |
| Displacement | 5.2 L |
| Horsepower | 140 hp @ 3,600 rpm |
| Torque | 265 lb-ft @ 1600 rpm |
| Valvetrain | OHV, 2 valves/cylinder |
| Bore and Stroke | 99.2 x 84.1 mm (3.906 x 3.312 in) |
| Compression Ratio | 9.0:1 |
| Injection Type | 2-barrel carburetor |
| Drivetrain | |
| Drive Type | RWD |
| Transmission | |
| Transmission | 3-speed automatic (TorqueFlite A999) |
| 1st Gear | 2.74 |
| 2nd Gear | 1.54 |
| 3rd Gear | 1 |
| Final Drive | 2.26 |
| Fuel Economy | |
| City | 16 MPG |
| Highway | 21 MPG |
| Combined | 18 MPG |
| Recommended Fuel | Premium unleaded |
| Tires & Wheels | |
| Wheels Front | 15" |
| Wheels Rear | 15" |
| Dimensions & Weight | |
| Length | 204 in |
| Width | 72 in |
| Height | 55 in |
| Wheelbase | 112.6 in |
| Curb Weight | 3,585 lbs |
| Interior | |
| Headroom Front | 39 in |
| Headroom Rear | 37 in |
| Legroom Front | 42 in |
| Legroom Rear | 36 in |
| Shoulder Room Front | 55 in |
| Shoulder Room Rear | 55 in |
| Hip Room Front | 53 in |
| Hip Room Rear | 53 in |
* Amount adjusted for inflation to 2026 dollars