torque spec for fuel pump ring?
#2
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Join Date: Jul 2012
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07 E63 + 07 CLK63CAB
Do not believe there is a spec on that plastic ring because simply there is not a socket to fit it. Since plastic when clean will bind I would suggest some (little) silicone grease, NOT THE SILICONE SEALANT. Place a small amount on the first threads of the ring and "two" hand tighten, best results would be to do it when the weather is warm ,freezing cold plastic is another story.
Good Luck.
Good Luck.
#3
Member
Thread Starter
I just found it in the service manual actually. It's 80Nm, or about 60 lb-ft. I have the special tool for it so it's actually possible. If you don't have the tool then your method would be the way to go for sure.