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Search: Posts Made By: horsepower1
Showing results 251 to 266 of 266
Search took 0.01 seconds; generated 54 minute(s) ago.
Forum: General Q & A
10-14-2015, 05:14 PM
Replies: 97
Views: 17,740
Posted By horsepower1

That would be a first for me. Very rarely do I...

That would be a first for me. Very rarely do I see guide clearance on an AFR head much over .001". They used to be very consistent and straight, but something has changed lately and their guide work...
Forum: General Q & A
10-14-2015, 05:10 PM
Replies: 161
Views: 42,057
Posted By horsepower1

You are absolutely correct. There were a couple...

You are absolutely correct. There were a couple of oversights in the video and that was one of them. The other was to mention that the lifter needs to be on the base circle of the cam. Since all we...
Forum: General Q & A
10-14-2015, 04:48 PM
Replies: 97
Views: 17,740
Posted By horsepower1

That's fine, I'm just sayin... .0015-16 on the...

That's fine, I'm just sayin... .0015-16 on the intakes is plenty, and .0018-<.0020 is plenty on the ex. I consider more than .002 "worn", but that's just me. Excessive guide clearance is like...
Forum: General Q & A
10-14-2015, 04:17 PM
Replies: 161
Views: 42,057
Posted By horsepower1

What did you think of the video?

What did you think of the video?
Forum: General Q & A
10-14-2015, 01:52 PM
Replies: 97
Views: 17,740
Posted By horsepower1

WAY more than necessary, especially on the...

WAY more than necessary, especially on the intakes, IMO.
Forum: General Q & A
10-14-2015, 01:50 PM
Replies: 161
Views: 42,057
Posted By horsepower1

I know some here won't be able to get past the...

I know some here won't be able to get past the name but for those without an agenda, this might be helpful:

https://www.youtube.com/watch?v=o5is9BsH5OU&feature=youtu.be
Forum: General Q & A
10-14-2015, 12:36 PM
Replies: 161
Views: 42,057
Posted By horsepower1

For marine stuff the biggest issue is guide...

For marine stuff the biggest issue is guide clearance. I've seen some pretty out of round and crooked guides as well. Seat run out and depth variations are another thing I check for. Then of course...
Forum: General Q & A
10-14-2015, 12:28 PM
Replies: 97
Views: 17,740
Posted By horsepower1

Valve stems can vary from one manufacturer to...

Valve stems can vary from one manufacturer to another so it's really never a stem issue unless of course you have one odd ball...which is why it's always good to check them all. Typically you just...
Forum: General Q & A
10-13-2015, 03:06 PM
Replies: 97
Views: 17,740
Posted By horsepower1

Not according to stuphen 30. You need to argue...

Not according to stuphen 30. You need to argue with him about that, not me. I was quoting him, not you. I agree with you.
Forum: General Q & A
10-13-2015, 01:53 PM
Replies: 97
Views: 17,740
Posted By horsepower1

The Sunnen VGS (machine in that video) is the...

The Sunnen VGS (machine in that video) is the standard of equipment in almost every single one of the highest level engine shops in the country, only second to the Newen CNC. NONE of them use a...
Forum: General Q & A
10-13-2015, 10:44 AM
Replies: 168
Views: 52,054
Posted By horsepower1

Did you give the lifter enough time to bleed down...

Did you give the lifter enough time to bleed down first time around? Sometimes it can take a minute.
Hyd lifters on solid cams is done all the time. They're called hybrids.
Forum: General Q & A
10-13-2015, 10:37 AM
Replies: 5
Views: 809
Posted By horsepower1

Cold/static leak-down tests can be misleading. My...

Cold/static leak-down tests can be misleading. My first question would be how bad are they leaking, and are the engines down on power?
Second is, do the heads have any sort of high temp ex valve...
Forum: General Q & A
10-13-2015, 09:59 AM
Replies: 168
Views: 52,054
Posted By horsepower1

I love it when someone puts a statement like this...

I love it when someone puts a statement like this in writing.
How will the valve never shut? Hyd lobe or solid lobe...both have a base circle where the lifter sits at zero lift and the valve is...
Forum: General Q & A
10-12-2015, 11:11 AM
Replies: 168
Views: 52,054
Posted By horsepower1

How about the .903 Morel HR lifter? It will take...

How about the .903 Morel HR lifter? It will take solid lobe profiles and spring pressures all day with an .810 wheel, has the upgraded axle and bearings and is pressure fed. Not a marine build, but...
Forum: General Q & A
10-12-2015, 07:31 AM
Replies: 157
Views: 27,734
Posted By horsepower1

Pistons look like a clearance issue to me. It's...

Pistons look like a clearance issue to me. It's pretty well understood in the marine industry that you add a little more piston/bore clearance for the hot piston/cold water condition a lot of boats...
Forum: General Boating Discussion
10-09-2015, 10:30 AM
Replies: 43
Views: 14,484
Posted By horsepower1

Beautiful boat, nice build and write up. Looking...

Beautiful boat, nice build and write up. Looking forward to the prop tuning and results.
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