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Here's My Valve Adjustment How-To

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Old 06-09-2011, 12:25 PM
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Rob, are you running "middle" spec or at the tight end?
I'm running around the tight end for a little more valve lift. I'm thinking an annual adjustment for a track only car should be adequate to keep them from getting too tight.
Old 06-09-2011, 02:42 PM
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Originally Posted by robrob
I didn't have a problem with the heat shield in place. What was your technique for loosening its rear bolt?
ratcheting 10mm wrench makes it very quick.
Old 06-09-2011, 04:25 PM
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How did you reach the nut?
Old 06-10-2011, 02:33 AM
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There is an opening at the back side of the shield. You can work through that from the top and steady the wrench that way while turning it from above or it is a straight shot from below.
Old 06-12-2011, 04:59 PM
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Awesome write up! looks like i have a new weekend project!
Old 04-08-2014, 02:17 PM
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Just a note to make finding TDC easier. Pull your sparkplugs. Slid a long skinny screwdriver down the hole of each cylinder as you are searching for TDC. When the screwdriver reaches the top of its arc, you are there. Easy way to always find TDC on a cylinder. Been using that technique on bikes for many, many years.
Old 04-08-2014, 03:58 PM
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If you look at cams they are mostly round and lobes are usually on one side. You can usually just see where it is

If the lobe is away from the valve you will be ok.

That's how I always done it and unless someone gives me another reason I don't see why it doesn't work
Old 04-20-2014, 04:57 PM
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Great DIY worked wonderfully for me. I didn't replace my spark plug seals however, since they looked okay.
Old 04-23-2014, 07:24 PM
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Originally Posted by boyguan
If you look at cams they are mostly round and lobes are usually on one side. You can usually just see where it is

If the lobe is away from the valve you will be ok.

That's how I always done it and unless someone gives me another reason I don't see why it doesn't work
This is what I do too. Did it same way 30 years ago on my Honda Interceptor many times. Ignore timing marks, ignore TDC, just make sure lobe is pointing away from valve, adjust gap.

Makes it all muuuuch easier. A closed valve is a closed valve.

Every time I hear someone messed up their adjustment, it was due to losing track of timing marks and how much to turn engine. Use the lobe pointing method and you simply can't mess up this aspect.
Old 04-24-2014, 05:28 AM
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This is a great how to, but it should probably updated to include a link to feeler gauges that have every size, not just the even ones. Makes it easier and you can be more precise if you have them all.


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