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Your cart is empty.Product Description
- APPLICATION: Measure installed valve spring height conveniently and accurately on most V8 engines
- Function: Can conveniently, quickly and accurately measure valve spring installed height. Suitable for most V8 engines.
- Package Included: 1* 4929 Valve Spring Height Micrometer
- Before installing the spring on the cylinder heads, plese check the installed spring height
- Install 1 intake and 1 exhaust valve.
- Get the correct retainer for the spring and correct locks for the retainer. Pull the retainer tightly against the valve locks while holding the valve assembly steady.
- Place 4929 height micrometer or a snap gauge and a pair of calipers on the valve between the spring seat and the outside step of the retainer and turn the height micrometer counterclockwise to establish valve spring height. After you have measured all the valves, find the shortest height. This will become the spring’s installed height on your heads.
- Add shims until proper height is obtained on the remaining valves.
- Take the height micrometer and retainer to valve spring tester and check valve spring load at that height.
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