Sinclair C5 Owners Website is the Number One resource for everything related to the legendary Sinclair C5 electric vehicle.

Sinclair C5 Models for Sale

Back in 2014 I designed and printed what was at the time the first 3D printed model of a Sinclair C5. Today I have created another small batch of model C5's and these are available to purchase, for more information click here.

Sinclair C5 3D Printed Models

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What do you get when Mario and co. ride some C5's?

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Lotus C5 prototype by John Dunne It's a common misconception that Lotus only involvement in the C5 develop was the Y frame chassis, however as detailed in the Lotus World Magazine March 1985 & also in both of Barrie Will books who was the Managing Director of Sinclair Vehicle, Lotus developed, designed & build the C5 prototypes.
Lotus C5 prototype by John Dunne
posted on: 24/05/2020
Simplified Relay Controls This article by John Wilson shows how to re-wire a C5 with the original 12V motor.
Simplified Relay Controls
posted on: 27/04/2016
Control Clerk Training Notes Here are some rare C5 training notes from Hoover desgned for call centre staff and engineers.
Control Clerk Training Notes
posted on: 22/03/2016
Offroad Prototypes by Brian McCool For years there had been rumors about the Off Road C5's. Has anybody seen one?
Offroad Prototypes by Brian McCool
posted on: 10/03/2016