Paul Sylva Roadster RM Auction | August 2011 Pebble Beach, California Pictures by Lars Mapstead A Hot Rods Online Photo Expose Paul Sylva Roadster Hilburn fuel injection 13/22   |      The engine was a 1946 Mercury flathead V-8 with Ardun overhead-valve heads, a Harman and Collins magneto and Hilborn fuel injection. To achieve a displacement under the 270-cid class limit, the flathead was bored to 3 5/8 inches and the 3 3Ú4-inch stroke was left stock. The resulting displacement was 258 cid.''Flex-Pip'' four-into-one headers rounded out the known modifications. Return to Hotrodsonline.com Return to Virtual Rod Run Page Paul Sylva Roadster Hilburn fuel injection 13/22   |      ©1994-2011 Hotrods Online ® All Rights reserved. No Images or text may be used without prior written authorization.