[aussiblue]

For seal or valve springs, unless I already have the head off I use compressed air with the fitting designed for the purpose that screws into the spark plug hole; a bit like this but with the tool designed for the job e.g.: https://www.ebay.com.au/itm/16481084...Bk9SR-zV6b3fYw or https://www.ebay.com.au/itm/27532871...Bk9SR6zx3L7fYw and https://www.amazon.com.au/Hromee-Cyl...%2C274&sr=8-11 etc