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FerrariChat.com » Technical Q&A Archives » Archive through July 15, 2003 » TR cam cover gaskets install - use silicone or not? « Previous Next »

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Jeff Green (Carguy)
Member
Username: Carguy

Post Number: 363
Registered: 10-2002
Posted on Wednesday, July 09, 2003 - 9:43 pm:   

Henryk...when I say drivetrain I do mean the engine and all that is attached. Sorry about being confusing. It's confusing to me too. We say drop the motor, but it's the whole package that comes out. So I said "drivetrain" meaning the motor, trans, and diff. all in the subframe.
Henryk (Henryk)
Member
Username: Henryk

Post Number: 905
Registered: 8-2001
Posted on Wednesday, July 09, 2003 - 9:31 pm:   

Jeff: Why are you dropping the drive train out...why do all this extra work? When the engine comes out, the drive train comes out with it. Unless you have a problem with the drive train. I am assuming you mean the axles.
Jeff Green (Carguy)
Member
Username: Carguy

Post Number: 361
Registered: 10-2002
Posted on Wednesday, July 09, 2003 - 9:27 pm:   

Hello Henryk...no...I'm pulling the engine out before anything is done. The only thing I've done is loosen the alternator and the left side cambelt cover. Just doing this was a chore, I can't imagine doing everything that needs to be done in that cramped space. I'm thinking that if I have time this weekend, I will drop the drivetrain out. I figure since it's my first time it may take a couple of days. I am going to label things, take notes, and also pictures. You know...if we compiled all the info. on this we could write our own "unofficial" procedure to help out other TR owners. Just a random thought, but I'm sure there are legal and safety implications to doing that. Thank You for relating your experiences on this subject.
Henryk (Henryk)
Member
Username: Henryk

Post Number: 897
Registered: 8-2001
Posted on Tuesday, July 08, 2003 - 11:04 pm:   

Jeff: I recently installed a cam cover gasket on my TR......due to leaks.....5K miles later, NO leaks!!!!

The trick is in the trimming.....be careful!!!!! I did trim very close to the cam areas, with extra sealant where the gaskets end. However, I did use sealant throughout the gasket, but a VERY light coating, on both sides.....silicone blue.

The square O-rings I left alone, and just added a very light coating of silicone.

I really believe in the silicone as a sealant....don't trust what Ferrari puts on the gaskets. Who knows how long the gaskets where sitting on a shelf, with the center sealant slowly drying out.

Now is the time to also re-paint the valve cover(s) with crackle finish paint......mine looked great.

You obviously have a leak.....are you doing this BEFORE you pull the engine, to fix the front seal?
James J. McGee (Dr_ferrari)
Junior Member
Username: Dr_ferrari

Post Number: 129
Registered: 7-2002
Posted on Tuesday, July 08, 2003 - 8:13 pm:   

Jeff,
Only use a small amount of sealant on the corners and at the corners of the cam area front and back.
All other areas must be completly dry. Be aware that too much sealant will make the gasket "slip" out when you torque the cover.

Also, MOST very important to take the time to fit the gasket to the head, especially around the areas of the cams. Trim the gasket so that the gasket lays flat and close to the cam cap corners.

And also make sure both surfaces are clean and dry before you set the gasket finally.

Best regards, Jim
Jeff Green (Carguy)
Member
Username: Carguy

Post Number: 358
Registered: 10-2002
Posted on Tuesday, July 08, 2003 - 7:41 pm:   

Are these gaskets best installed dry or should I use sealer? I'm think of sealer on the cover side and sorta "gluing" it to the cover, then installing it onto the motor. Do I put a dab of sealer at the corners where the cam ends are? Thank You everyone...I'd be totally lost without you.

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