Multicylinder inline overhead valve engine

Claim 1

IN AN INLINE ENGINE HAVING OVERHEAD VALVES, A CYLINDER BLOCK AND HEAD PROVIDING A ROW OF CYLINDERS EACH HAVING AN INLET PASSAGE AND HAVING THEIR AXES IN A COMMON PLANE, SAID BLOCK AND PLANE BEING INCLINED AT A SUBSTANTIAL ANGLE TO A VERTICAL PLANE THROUGH THE AXIS OF THE CRANKSHAFT OF THE ENGINE AND AN INTAKE MANIFOLD FOR SUPPLYING A CHARGE TO SAID CYLINDERS EXTENDING LATERALLY BEYOND SAID VERTICAL PLANE FROM THE SIDE OF SAID HEAD IN JUXTAPOSITION TO SAID VERTICAL PLANE, SAID MANIFOLD COMPRISING A PLENUM CHAMBER FOR RECEIVING AIR AND FUEL FROM A SOURCE OF SUPPLY THEREOF AND A PLURALITY OF RELATIVELY LONG GENERALLY HORIZONTAL INDUCTION PASSAGE MEANS, ONE FOR EACH CYLINDER EXTENDING BETWEEN SAID PLENUM CHAMBER AND SAID INLET PASSAGES, EACH OF SAID PASSAGE MEANS HAVING A SEPARATE OPENING IN SAID PLENUM CHAMBER AND SAID PASSAGE MEANS AND INLET PASSAGE FOR EACH CYLINDER BEING ARRANGED AND CONSTRUCTED TO PROVIDE UNRESTRICTED FLOW OF THE CHARGE BETWEEN SAID PLENUM CHAMBER AND CYLINDER.