This is the copper elbow that goes from the back of the block to the flexible hose for the oil pressure gauge on all a-series engines. This is what you need if you want to have an origional looking line. If you're replacing this, you may want to look at this to go with it... OGP-111. We also have a stainless flexible complete line available here... OPL-100

Oil Gauge Pipe (block to hose)

SKU: OGP-110