For the long distance races or others when there would be a chance for rain Ferrari would use rubber boots to cover the distributors to keep the rain water out of the electrics. There are good photos of the T.R.s using these boots at Le Mans. Large Distributor Boots for the T.R.s
The Z.F. steering gearboxes were assembled with four large bolts. One of the bolts was 3/8″ longer than the others and had a hole drilled through the exposed end. In that hole was a lead seal to indicate that the gearbox was original and had not been apart before it was used in the car. Reproduction Lead Z.F. Steering Gearbox Seal
These round hood bumpers were used on the 250 Scaglietti-built. These truncated cone shpaed hood bumpers were used on the 250 series cars with Scaglietti built bodies. The bottoms of the bumpers are cut so that there is a 1/16″ “press fit” between the bumper and the hood or the trunk when they are closed. These were attached using a trim washer and a slotted flat head sheet metal screw. The P.F. cars used a different piece. Scaglietti Hood Bumpers.
For the long distance races or others when there would be a chance for rain Ferrari would use rubber boots to cover the distributors to keep the rain water out of the electrics. There are good photos of the T.R.s using these boots at Le Mans. Small Distributor Boots for the Front – Mounted Distributors