1962 Excalibur RS Roadster1962 Excalibur RS Roadster. © Mecum

A 1962 Excalibur RS Roadster will be up for auction at Mecum Auctions on May 16.

This unique roadster was designed by Brooks Stevens at the request of Bob Shaw, with input from Dave Draper. It features a chassis built by Chuck Rahn and hand-crafted aluminum bodywork on a steel tube space frame.

1962 Excalibur RS Roadster (11)1962 Excalibur RS Roadster. © Mecum

Key features include:

Lamborghini Murciélago-style scissor doors

5.7L GM V-8 crate engine with Edelbrock throttle-body fuel injection

Tubular headers and custom valve covers

GM 700R4 automatic transmission

Mercedes-Benz Mystic Blue Metallic and Pearl White paint with Brilliant Red accents

Engine-turned interior panels and a removable steering wheel

Power-operated doors, hood, and decklid

Polycarbonate windshield

Ford GT40-inspired front end

This one-of-a-kind car was also featured in an episode of Jay Leno’s Garage on YouTube:

1962 Excalibur RS Roadster (10)1962 Excalibur RS Roadster. © Mecum

1962 Excalibur RS Roadster (9)1962 Excalibur RS Roadster. © Mecum

1962 Excalibur RS Roadster (8)1962 Excalibur RS Roadster. © Mecum

1962 Excalibur RS Roadster (7)1962 Excalibur RS Roadster. © Mecum

1962 Excalibur RS Roadster (6)1962 Excalibur RS Roadster. © Mecum

1962 Excalibur RS Roadster (5)1962 Excalibur RS Roadster. © Mecum

1962 Excalibur RS Roadster (4)1962 Excalibur RS Roadster. © Mecum

1962 Excalibur RS Roadster (3)1962 Excalibur RS Roadster. © Mecum

1962 Excalibur RS Roadster (2)1962 Excalibur RS Roadster. © Mecum

1962 Excalibur RS Roadster (1)1962 Excalibur RS Roadster. © Mecum

source Mecum Auctions