Yes...what the title asked. What is the I.D. of that pesky tube that goes from the top of the engine to the intake manifold on an EA81. It was too dark when I tried checking. Thanks.

-Justin.

Yes...what the title asked. What is the I.D. of that pesky tube that goes from the top of the engine to the intake manifold on an EA81. It was too dark when I tried checking. Thanks.

-Justin.

 

If you're talking about the PCV vent tubes, they're about 5/8 inch ID. 5/8 heater hose works well.

1/4"

Duh..read the post...top of block...sorry :-\

Thank you all!