Holley GM LS Swap Oil Pan - Black - Most Front ClearanceHolley engineering has taken their LS Swap oil pans to the next level! The 302 3 design has even more sump clearance, includes two 1 2 inch NPT oil return bosses, and can clear a 4. 00 inch stroke crankshaft. Just like the 302 2, the new designed 302 3 will fit the 1955 1987 GM Muscle Cars and Trucks that need a little more clearance in the front of the oil pan. However, the new design will also fit the Ford Fox body Factory K member and was designed