OLCOTT, N.Y.– You’re forgiven if you thought this 1951 Ford Customwas a 1954 Mercury. In this RealRide’scase, that Custombadge on the front fender has two meanings: it was Ford’s more expensive series in 1951 (the base model was the DeLuxe); and this one’s been heavily customized with the rear quarters, taillights, and modified bumper from the aforementioned 1954 Merc