1.Get rid of the upper engine area from obstructions such as wires and air ducts to allow removal of the parts. And remove any electrical connections and linkages from the distributor and intake manifold. What’s more, to remove bolts from the outer lip of valve covers, you can use a flat, wide bladed tool, such as the scraper to pry valve covers loose. By observing the rocker arms and using the timing mark for number 1 cylinder, you bring your engine to the top center positon. On the top dead center, they are fully closed to valves. You should notice the differences in location and length when you remove intake manifold bolts in 1969 Chevrolet Camaro ZL-1. Pry the edge of intake upwards to loose the manifold by using caution not to break cylinder head surfaces.
2.In opening cavity, lay a coup of rags below intake manifold to catch the debris. It then carefully cleans the worn intake manifold gasket materials of cylinder heads. you can remove some heavier materials by using a gasket scraper. If it is necessary, you can remove the lighter materials by using a wire brush and solvent. That you can ensure the material is not left and the head surface becomes more brighter to 1969 Chevrolet Camaro ZL-1.
3.Until the rockers which are far enough to release the push rods can easily be turned to the side, you can loosen rocker-arm retaining nuts. And then remove every push rod. It also can inspect for wear or damage. Through the center of rod, make sure the oil passage is clear. Record their order when the rods are installed if they are different lengths. From its passageway, you can use the strong magnet in order to remove each hydraulic lifter.
4.If you need to install a new lifter by dropping it into the lifter passage, you must ensure it is able to turn 360 degrees for free in the passage. Until the lifter is in contact with valve step, you can place rocker arms over the top, reinstall the push rods, and tighten rocker nuts.
5.Install the new gasket for intake manifold around water passages with gasket sealer. And replace the torque and intake bolts to manufacturers specifications for 1969 Chevrolet Camaro ZL-1.
6.Shut the engine down and remove valve covers. You tighten to manufacturer’s specifications and replace the bolts. Start the engine and reattach some additional engine connectors, accessories or linkages in 1969 Chevrolet Camaro ZL-1. Finally, you need to check the oil of the coolant leaks and observe the temperature from 1969 Chevrolet Camaro ZL-1, before you first drive it.