See links to purchase parts and tools below the bmw blogs are wrong.
E46 radiator drain plug manual.
Disconnect the temp sensor in the lower radiator hose.
I take a close look at the radiator drain plug system on my 1 series bmw.
Remove the drain plug on the passenger side of the engine block and drain the coolant out of the block.
Pull out the clip that holds the expansion tank to the mounting plate.
Buy bmw genuine radiator coolant drain plug e46 e83 e85 e86 320i 323ci 323i 325ci 325i 325xi 328ci 328i 330ci 330i 330xi x3 2 5i x3 3 0i z4 2 5i z4 3 0i z4 3 0si z4 m3 2 z4 3 0si z4 m3 2.
Bmw e46 3 series radiator aftermarket 17119071519 or 17119071518.
My only small issues was the radiator came with a manual drain plug i didn t know this and almost installed it with that plug.
New bmw oem radiator drain plug for manual transmission 323i 325i 328i 330i 323ci 325ci 328ci 330ci 98 05 e46 mt 3 series.
I replaced the radiator on my 2000 323i with manual transmission.
After removing the expansion tank i did not see a thermostat in there.
Bapmic 24117552349 engine oil pan drain plug with seal ring for bmw e39 e46 e60 e90 e31 z8 e52.
I looks like the previous owner had already replaced the expansion tank since the part is from behr but there was no thermostat in the mounting bracket.
5 0 out of 5 stars 2.
This item new bmw oem radiator drain plug for manual transmission 323i 325i 328i 330i 323ci 325ci 328ci 330ci 98 05 e46 mt 3 series bmw genuine radiator adjustment screw with drain plug coolant flow adjustment 320i 323ci 323i 325ci 325i 325xi 328ci 328i 330ci 330i 330xi x3 2 5i x3 3 0i x3 3 0i x3 3 0si z4 2 5i z4 3 0i z4 3 0si z4 m3 2 z4 3.
Thanks oembimmer new customer.