Author Topic: What tools do I need for cylinder reinstallation on cb550?  (Read 964 times)

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Offline neurotoxin312

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What tools do I need for cylinder reinstallation on cb550?
« on: April 27, 2018, 07:50:32 AM »
So I'm looking to replace my cylinder base gasket after a top end rebuild. I'm ready to pull off my cylinder but I want to wait until I have to proper tools. When I read the Honda service manual for they mentioned a Honda service tool that I probably can't find.

Also what are the part numbers of the o rings on the base gasket?

What tools do I need for cylinder reinstallation?


Offline neurotoxin312

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Re: What tools do I need for cylinder reinstallation on cb550?
« Reply #2 on: April 27, 2018, 12:17:41 PM »
Awesome! Thanks!

What should I torque the head bolts into the block? (so not the torque value for the head, but the actual bolt to block)

Offline bochnak

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Re: What tools do I need for cylinder reinstallation on cb550?
« Reply #3 on: April 27, 2018, 12:19:00 PM »
Awesome! Thanks!

What should I torque the head bolts into the block? (so not the torque value for the head, but the actual bolt to block)

You mean the studs? Don't mess with those unless you absolutely have to.

Offline neurotoxin312

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Re: What tools do I need for cylinder reinstallation on cb550?
« Reply #4 on: April 27, 2018, 04:21:02 PM »
So just finger tighten the studs to the engine block and then torque nuts to 15 ft/lbs?

I just remember when I was rebuilding my car engine, we had torque specs for both the studs to block and the head stud nuts

Offline dave500

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Re: What tools do I need for cylinder reinstallation on cb550?
« Reply #5 on: April 28, 2018, 01:12:56 AM »
the studs should stay in place,i do the nuts on 500/550 to 20 lbs.

Offline DaveBarbier

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Re: What tools do I need for cylinder reinstallation on cb550?
« Reply #6 on: April 28, 2018, 04:49:02 AM »
So just finger tighten the studs to the engine block and then torque nuts to 15 ft/lbs?

I just remember when I was rebuilding my car engine, we had torque specs for both the studs to block and the head stud nuts

The thing is, since they’re just studs, the tighter you make them they’re just going to be bottoming out in the hole which could make them break through the inside of the case, or they’ll be bottoming out where the threads on the stud end. A normal fastener has a head that it bottoms out on giving it the proper stretch to the threads.

If I remember correctly, I believe MRieck installs studs with red lock tight to something like 5 lb ft. But he slides the cylinders and head over the studs and puts the nuts on snug just to align the studs to the holes in the cylinders and head. Otherwise they could be cocked a bit. He leaves it to cure overnight.

That being said, you don’t need to replace the studs unless you have to.