Chevrolet 91177364 Lifter,Valve

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Disconnect the negative side of the battery. Drain off the engine oil and coolant. Take out of place the oil pan and the strainer for the oil pump. Get off the camshaft cover. Remove timing chain cover.Remove small timing chain, chain tensioner and camshaft sprockets. Take off Camshaft Position (CMP) sensor.Rotate crankshaft in direction 90 degrees anti-clockwise.Loose bolts of camshaft bearing cap in turning given sequence.Keep in your mind where are studs located on a bearing cap.Take out bearing caps for cams.Collect pins from a big bearing cap for cams into plastic bagging.Delete camshafts from their beds.The end of an exhaust cam is made with an offset slot.Wipe, mark each rocker arm.Backlash adjusting screw must be taken off and dipped into clean engine oil.Put lubricant inside cylinder head through lifters openings for these before you install your lifter to its place.Pressurized should come out on lifter's friction surfaces when you squeeze it.Installation will be performed in such a way that adjusting screws go to their places.Make sure that pins on cams match with marks on cylinder head.Apply sealer to contact surface between this dowel pin and big camshaft bearing cap.Fit those parts to correct bores at caps.Screw down those studs into proper holes using only oily hands.Then tighten all four torque evenly going clockwise starting from #1 bolt up to #4 bolt which stands at right bottom corner.Put CMP sensor back.Camshaft sprocket can be putted together with small timing chain and hydraulic tensioner.Everything will be sealed by putting back on top part of front cover.The lid covering cylinders' tops should be mounted as well.Posting mounting details about oil strainer fixedness along with sump filling.Refuel radiator via filling neck with coolants and pour some oils within block.Start engine, check for leaks.Recheck ignition timing as required.