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2004 Subaru Outback knock on start up?

Anonymous

∙ 13y ago

Updated: 10/21/2022

That is not a knock, that's a piston skirt slapping against the cyslinder wall. It is either #2 or #4 piston, and if you remove the piston you will find that all the moly coat has been rubbed off the skirt. A new piston is what you need.

Wiki User

∙ 13y ago

What else can I help you with?

How many valves does the 2004 Subaru Outback have?

The 2004 Subaru Outback has 16 valves.

What kind of transmission does the 2004 Subaru Outback have?

The 2004 Subaru Outback has a 5-speed manual.

Is the 2004 Subaru Outback electric or gas?

The 2004 Subaru Outback is a gas-powered vehicle.

What size engine does the 2004 Subaru Outback have?

The 2004 Subaru Outback has a flat 4 engine.

What kind of fuel does the 2004 Subaru Outback use?

The 2004 Subaru Outback runs on regular unleaded.

What is the drag coefficient of the 2004 Subaru Outback?

The 2004 Subaru Outback has a drag coefficient of 0.32 Cd.

What is the cam type of the 2004 Subaru Outback?

The 2004 Subaru Outback has single overhead cam (SOHC).

What is the turning circle of the 2004 Subaru Outback?

The 2004 Subaru Outback's turning circle is 36.7 ft..

How tall is the 2004 Subaru Outback?

The height of the 2004 Subaru Outback is 5 ft. 3.3 in. (63.3 in.).

What is the curb weight of the 2004 Subaru Outback?

The curb weight of the 2004 Subaru Outback is 3425 lbs..

How long is the 2004 Subaru Outback?

The 2004 Subaru Outback is 15 ft. 7.4 in. (187.4 in.) long.

What is the front head room in the 2004 Subaru Outback?

The 2004 Subaru Outback has 40.2 in. of front head room.