Metal tie wraps were used to gather hoses, wiring and control cables to minimize the mess in the engine compartment. They were typically seen on the heater hoses, Venetian blind cables and other places in the engine compartment. Usually there would be three or four per car. Aluminum tie wraps, Steel/Painted Black Tie Wraps for each such as P.F. Coupes/ Cabriolets and GTEs.
This type of nuts were used on all of the outside-plug 250s from the time of the introduction of the GTEs through the last of the 250 Lussos. The 275 series cars changed to the flat, round, knurled nuts. Three-ear air cleaner nuts.
Red fiber washers were used to seal the mating surfaces of the components on the fuel log and carburetors. These are all 12mm I.D.. Copper washers were also supplied with the Weber carburetor rebuild kits. Weber also supplied brass, unplated nuts, banjo bolts and other pieces as replacements. It is my opinion that the cars were delievered with the red fiber washers and with all of the fuel log components chrome-plated. 9-Piece Red Fiber Washers for Inside Plug Engines
Ferrari used lightweight two-ear wing nuts to retain the top portion of the air cleaner assembly. The two-ear style was used on all of the early cars through the inside plug 250s and on the early outside plug 250s until early in the run of GTEs in 1959. Two-ear cleaner wing nuts.