1984 Mazda RX-7 GS 4AT
The 1984 Mazda RX-7 GS 4AT is a 101-hp rotary sports coupe with a 4-speed automatic overdrive and rear-wheel drive. It starts at $11,475 MSRP and is rated at 17 mpg combined.
It makes 101 horsepower at 6,000 rpm and 107 lb-ft of torque, spinning to a 7,000 rpm redline. EPA fuel-economy estimates are 15 mpg city and 21 mpg highway (17 mpg combined).
The RX-7 has a curb weight of 2,390 lb.
| Spec | Value |
|---|---|
| Price | |
| MSRP | $11,475 ($35,894 *) |
| Engine | |
| Engine Type | 12A twin-rotor Wankel rotary, naturally aspirated, water-cooled |
| Horsepower | 101 hp @ 6,000 rpm |
| Torque | 107 lb-ft @ 4000 rpm (SAE net) rpm |
| Redline | 7,000 rpm |
| Valvetrain | Twin-rotor Wankel (no poppet valves); peripheral exhaust, side intake |
| Compression Ratio | 9.4:1 |
| Drivetrain | |
| Drive Type | RWD |
| Transmission | |
| Transmission | 4-speed automatic overdrive (lock-up torque converter) |
| 1st Gear | 2.458 |
| 2nd Gear | 1.458 |
| 3rd Gear | 1 |
| 4th Gear | 0.72 |
| Reverse | 2.181 |
| Final Drive | 3.909 |
| Fuel Economy | |
| City | 15 MPG |
| Highway | 21 MPG |
| Combined | 17 MPG |
| Recommended Fuel | Unleaded gasoline |
| Tank Capacity | 16.6 gal |
| Suspension | |
| Front Suspension | Independent hydraulic double-action struts, tapered coil springs, stabilizer bar, tension rods |
| Rear Suspension | 4-link live axle, Watt linkage, coil springs, stabilizer bar, gas-filled shocks |
| Turning Diameter | 31.5 ft |
| Brakes | |
| Front Brake Disc | 8.94 in ventilated discs, power-assisted |
| Rear Brake Disc | 7.9 in finned self-adjusting drums |
| Dimensions & Weight | |
| Wheelbase | 95.3 in |
| Front Track | 55.9 in |
| Rear Track | 55.1 in |
| Ground Clearance | 5.7 in |
| Curb Weight | 2,390 lbs |
| Interior | |
| Headroom Front | 37.2 in |
| Legroom Front | 41.5 in |
| Shoulder Room Front | 51.4 in |
| Hip Room Front | 49.8 in |
* Amount adjusted for inflation to 2026 dollars