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Old 03-20-2012, 05:14 PM   #106
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Default Re: Valve Train/Cam Design

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The farther you get from the center the worse it is and different firing orders play a role as well.
Thanks.....
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Hell no, big blocks are for dump trucks!!!
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Old 03-20-2012, 10:54 PM   #107
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Default Re: Valve Train/Cam Design

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How about a small harmonic dampner in the rear near the last journal? Just rambling.
Take a look at some of the Ford 4V V6 engines from start of production ~1998 or so....They had cam dampers.
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Old 03-21-2012, 02:26 PM   #108
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Default Re: Valve Train/Cam Design

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I had an experience in Dearborn in the early 80's. I saw an engineer with a large lobed camshaft spinning it in a small Hines balancer. I was amazed at how much it shook. It shook so hard it came off the rollers and struck him in the belly. It had the lobes swaged to a tube. It was an early development cam for a push rod Modular engine. Must have been the birth of the LS He told me one day I would see push rod engines with large lobe camshafts. I sure did not know what he was talking about though until about 12 years later in Charlotte.

How about a small harmonic dampner in the rear near the last journal? Just rambling.
Maybe something like this.

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Old 03-21-2012, 03:18 PM   #109
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Default Re: Valve Train/Cam Design

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Maybe something like this.

Cramshaft.
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Old 03-21-2012, 03:23 PM   #110
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Default Re: Valve Train/Cam Design

Very skinny lifters required there looks like.
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Old 03-21-2012, 03:32 PM   #111
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Default Re: Valve Train/Cam Design

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Very skinny lifters required there looks like.
It's not to scale, just a quick sketch.
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Old 03-21-2012, 03:47 PM   #112
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Default Re: Valve Train/Cam Design

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It's not to scale, just a quick sketch.
You do realize that this stuff will all get quoted 6 months from now by a certain member as his own R&D, so if you don't mind, would you make sure all drawings and factual references are spot-on.

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Hell no, big blocks are for dump trucks!!!
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Old 03-21-2012, 03:55 PM   #113
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Default Re: Valve Train/Cam Design

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You do realize that this stuff will all get quoted 6 months from now by a certain member as his own R&D, so if you don't mind, would you make sure all drawings and factual references are spot-on.

Thanks.
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Old 03-21-2012, 04:07 PM   #114
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Default Re: Valve Train/Cam Design

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Maybe something like this.

Would probably balance easier without that big ol' lobe sticking up there!!
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Old 03-21-2012, 04:08 PM   #115
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Default Re: Valve Train/Cam Design

I do like the lobe and journal surface finish though!!!
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Old 03-21-2012, 04:19 PM   #116
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Default Re: Valve Train/Cam Design

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Would probably balance easier without that big ol' lobe sticking up there!!
I was going to ask if that was a crane lobe on a .900 base circle!!!
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Hell no, big blocks are for dump trucks!!!
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Old 03-21-2012, 04:30 PM   #117
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Default Re: Valve Train/Cam Design

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Would probably balance easier without that big ol' lobe sticking up there!!
1.2 rocker....
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Old 03-21-2012, 04:35 PM   #118
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Default Re: Valve Train/Cam Design

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Warp Speed:
I do like the lobe and journal surface finish though!!!
Thanks, it was a helluva lot of work!!! Started out like this:

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Old 03-21-2012, 04:42 PM   #119
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Default Re: Valve Train/Cam Design

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Thanks, it was a helluva lot of work!!! Started out like this:

Haha.....I've seen look about like that too!!!!!
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Old 03-21-2012, 04:46 PM   #120
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Default Re: Valve Train/Cam Design

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Haha.....I've seen look about like that too!!!!!
Thank God, for Black & Decker belt sanders!
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