About the Pre-XK category

For all models produced by Swallow Coachbuilding, SS Cars Ltd., and Jaguar Cars Ltd., including all with side valve (flat head) and overhead rocker arm (pushrod) engines, up to and including the Mark V, before the use of the twin cam XK engine.

Please note that discussions of the Swallow Sidecar Company and its products have been moved to the new Motorcycles category.