| Car Name: | Doran JE4 |
| Category: | Daytona Prototype |
| Constructor: | Doran Racing |
| Chassis: | Hybrid Aluminum Honeycomb & Aluminum Sheet over Steel Tube Monocoque Chassis |
| Front Suspension: | Unequal A-Arms w/Pull-Rod Activated Ohlins Shock Absorbers & Springs |
| Rear Suspension: | Unequal A-Arms w/Pull-Rod Activated Ohlins Shock Absorbers & Springs |
| Length: | 44451NaN1 |
| Width: | 20071NaN1 |
| Height: | 12221NaN1 |
| Wheelbase: | 28451NaN1 |
| Engine Name: | Chevrolet / Ford / Lexus / Pontiac |
| Capacity: | NaN1NaN1 |
| Configuration: | 32-valve, DOHC V8, |
| Turbo/Na: | naturally-aspirated, |
| Engine Position: | mid-mounted |
| Gearbox Name: | Emco |
| Gears: | 6-speed |
| Type: | sequential |
| Weight: | 9681NaN1 |
| Races: | 72 |
| Wins: | 8 |
| Poles: | 6 |
| Podiums: | 14 |
The Doran JE4 is a first-generation Daytona Prototype race car chassis made by Doran Racing, that debuted in the 2003 Grand-American Rolex Sports Car Series. The car was powered by a number of engine manufacturers, including Chevrolet, Ford, Lexus, and Pontiac.[1] [2] [3] [4]