This Backdraft Racing RT4B Roadster is powered by a Prestige Motorsports 427ci V8 paired with a Tremec five-speed manual transmission.The exterior was designed as a tribute to Bobby Unser’s 1968 Indianapolis 500-winning Rislone Eagle Offenhauser and features fiberglass body panels finished in Super White with tri-color stripes.Equipment includes black exterior trim, side-exit exhaust pipes with heat shields, a roll hoop for the driver, and 18″ Halibrand-style knock-off wheels in addition to adjustable coilovers, heated bucket seats upholstered in black leather, Sabelt four-point harnesses, a fire extinguisher, and a wood-rimmed steering wheel.The exterior is finished in Super White, and the black center stripe is outlined in yellow and Indy Red pinstripes.Red #3 decals are present below the fender vents, while matte black exterior trim extends from the windshield frame and quick-jack bumperettes to the roll hoop and LeMans-style fuel filler cap.Additional exterior details include a hood scoop, a Raydot-style side mirror, and side-exit exhaust pipes with heat shields.Paint protection film is applied ahead of the rear wheels and to the nose, fenders, and door tops.Halibrand-style 18″ knock-off wheels are finished in matte black and secured with safety-wired knock-off spinners.Nitto NT555 G2 tires wear Goodyear Eagle tire graphics.The car is equipped with adjustable coilovers, power steering, and a dual-circuit braking system with discs at each corner.The “Big and Tall” interior features a dropped foot box, and the heated low-back bucket seats are trimmed in black leather with white stitching.Four-point Sabelt harnesses are fitted for both occupants, and a fire extinguisher is mounted to the rear parcel shelf.Additional interior appointments include a dashboard-mounted rearview mirror, push-button start, a glove box, a passenger-seat slider, door pockets, wind wings, and translucent sun visors.A wood-rimmed steering wheel sits ahead of AutoMeter instrumentation that includes a reverse-sweep 180-mph speedometer, an 8k-rpm tachometer, and readouts for oil pressure, oil temperature, water temperature, fuel level, and voltage.The digital odometer shows 162 miles.