Air Cleaner S&S Cycle Shorty Super E G Harley Chopper Softail Touring FXR Dyna. 

This item is used, please look at pictures for condition.

some wear & tear   check out our other listings!

The official manufacturer part number for this cover is 17-0378.While you see "S&S 378" and the patent number 5128071 stamped on the inside, these are internal casting marks used for identification. In the S&S Cycle catalog and for ordering replacement parts, 17-0378 is the correct number to use for this classic chrome teardrop cover. Part Number: 17-0378Interchangeable Shorthand: 378Finish: Chrome-plated die-cast aluminum Fitment: Designed for S&S Super E and G carburetors

This patent was granted to S&S Cycle in 1992 and specifically covers the design of their high-performance teardrop air cleaner system. Patent and Part Details Patent # 5128071: Relates to the "eccentrically located cone" design inside the cover, which is engineered to direct air smoothly into the carburetor for improved performance. Part # S&S 378: This is the specific internal casting number for the outer cover. In the S&S catalog, the full retail part number for this standard chrome cover is 17-0378.Applications: This cover is standard for S&S Super E, G, and D carburetors, which are commonly found on Harley-Davidson motorcycles. The marking "D3" or similar (like "D4") found near the part number typically refers to the specific mold or production run used during the casting process.

Selling as pictured, more than welcome to pick up at shop in Butler, PA & save shipping.

101125 cg