Can anyone please assist with which of the following part numbers and what quantity of each are required for a late 280SL cylinder head (1970 model). These are the water inserts or water distributors to help cool the cylinder head and as I understand are pressed into the head. These were missed off my parts order and may delay the head rebuild and reinstallation.
A1270160860
A1270160460
A1270160760
Many thanks,
Pierre