This top is for a single four-barrel carburetor on an Offenhauser Cross Ram.  The Offy Cross Ram is a close copy of the GM Cross Ram used on the Camaro Z28 cars in the Trans Am series in the late '60s.  This top is favored by some races who feel the dual quad top gives too much carburetion.

This part has a 90-day guarantee.  If you have any problem with the part within 90 days of purchase, contact us for return instructions and receive a full refund.