Product Description
Genuine GM 12570471 Valley Cover
Fits Gen 4 LS Engines Without DOD/AFM 4.8 5.3 6.0 6.2
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Only for use on Non-DOD/AFM equipped engines or for when doing a DOD delete
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#12570471 Has a barbed PCV port connection and internal baffling
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Includes gasket and bolts
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For use on Gen 4 LS engines only. These engines have the camshaft sensor located on the front of the engine in the timing cover, and the knock sensors located on the sides of the block. If your cam sensor is in the rear of the block behind the intake manifold, and your knock sensors are located under the intake manifold, you have a Gen 3 engine.