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| Revision as of 10:28, 23 July 2015 ddgonzal (Talk | contribs) <- Previous diff |
Current revision ddgonzal (Talk | contribs) |
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| = Overview = | = Overview = | ||
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| * 13212-H0112 GUIDE-VALVE INTAKE $8.08 | * 13212-H0112 GUIDE-VALVE INTAKE $8.08 | ||
| * 13213-H0113 GUIDE-VALVE EXHAUST $8.25 | * 13213-H0113 GUIDE-VALVE EXHAUST $8.25 | ||
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| + | The original guides (13212-H0110) were bronze. Someone said the newer part numbers are "steel" with improved wear characteristics. | ||
| [http://datsun1200.com/modules/myalbum/photo.php?lid=22803 http://datsun1200.com/uploads/photos/22803.jpg] | [http://datsun1200.com/modules/myalbum/photo.php?lid=22803 http://datsun1200.com/uploads/photos/22803.jpg] | ||
Current revision
They have a little snap ring to limit the depth inserted in into the head.
[edit]
Overview
* 13212-H0112 GUIDE-VALVE INTAKE $8.08 * 13213-H0113 GUIDE-VALVE EXHAUST $8.25
The original guides (13212-H0110) were bronze. Someone said the newer part numbers are "steel" with improved wear characteristics.
[edit]
Inspection
With the valve off the seat, move the valve side-to-side parallel with rocker arm.
The service specification (maximum allowed play) is:
- At the valve stem end, 7.9 thousands (0.0079 inch)
- At the valve head, 1.2 thousands (0.0012 inch)
Also see: Valve Spring Removal