Martin and Walker Ltd 550 Spyder
Engine: 2.4L with twin 45 dellortos,
heads by JMR,
camshaft by Web Cam,
horizontal cooling fan kit from Stuart Hall.
The whole lot was lightened and balanced, etc.
No BHP figures available at present.
Gearbox: 5 speed Porsche 914.
Brakes: Porsche 944 discs.
Wheels: 16" x 6" Fuchs.

Brian Townend. UK
 I know this is not very true to the original, but I am really more interested in the performance of the car than true authenticity and hope to use it for some motorsport activity.