Tractor Talk Discussion Board |
Re: 3 angle valve grinding??
[ Expand ] [ View Follow Ups ] [ Post Followup ] [ Return to Forum ]
Posted by Allan in NE on November 12, 2004 at 17:00:50 from (148.78.243.24):
In Reply to: Re: 3 angle valve grinding?? posted by Jon H on November 12, 2004 at 16:40:06:
Hi Jon, That’s what I do too, plus crowd the margin ever so slightly towards the 'head' of the valve from the center of the face. In many applications in fact, the valve face will be ground to a 45-degree cut and will land on a seating surface cut to 46 degrees. This 1 degree of "wedging" effect will actually help in the seal as well as kinda "lock" the valve down during it's time at rest to help the cooling. If you’ll notice, a correctly and properly ground valve/seat assembly will feel almost as though the valve is lightly “stuck” to the seat without the springs and keepers in place. How's things going up there in the great North anyway? :>) Allan
Follow Ups:
Home
| Forums
Today's Featured Article -
Third Brush Generators - by Chris Pratt. While I love straightening sheet metal, cleaning, and painting old tractors, I use every excuse to avoid working on the on the electrics. I find the whole process sheer mystery. I have picked up and attempted to read every auto and farm electrics book with no improvement in the situation. They all seem to start with a chapter entitled "Theory of Electricity". After a few paragraphs I usually close the book and go back to banging out dents. A good friend and I were recently discussing our tractor electrical systems when he stated "I figure it all comes back to applying Ohms Law". At this point
... [Read Article]
Latest Ad:
Oliver 550 Diesel runs like a watch three point hitch pto engine gone threw about two hundred hours ago nice clean tractor
[More Ads]
Copyright © 1997-2024 Yesterday's Tractor Co. All Rights Reserved. Reproduction of any part of this website, including design and content, without written permission is strictly prohibited. Trade Marks and Trade Names contained and used in this Website are those of others, and are used in this Website in a descriptive sense to refer to the products of others. Use of this Web site constitutes acceptance of our User Agreement and Privacy Policy TRADEMARK DISCLAIMER: Tradenames and Trademarks referred to within Yesterday's Tractor Co. products and within the Yesterday's Tractor Co. websites are the property of their respective trademark holders. None of these trademark holders are affiliated with Yesterday's Tractor Co., our products, or our website nor are we sponsored by them. John Deere and its logos are the registered trademarks of the John Deere Corporation. Agco, Agco Allis, White, Massey Ferguson and their logos are the registered trademarks of AGCO Corporation. Case, Case-IH, Farmall, International Harvester, New Holland and their logos are registered trademarks of CNH Global N.V. Yesterday's Tractors - Antique Tractor HeadquartersWebsite Accessibility Policy |
|