Christopher Tidy wrote:
Just another quick question. On the Bristol compressor I spotted on eBay
I see a pipe leading from the crankcase to the cylinder.

http://cgi.ebay.co.uk/ws/eBayISAPI.d...tem=7980508669

Anyone know what this is for? Is it for pressure lubrication or does it
mean the compressor is double-acting? Just curious.

Best wishes,

Chris

something to do with the shutoff, mine has the same