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| articles:m104_head_gasket_replacement [2024/03/13 06:18] – john5788 | articles:m104_head_gasket_replacement [2024/04/26 05:55] (current) – john5788 | ||
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| - Remove cylinder head bolts, starting with bolt #14 on the outside working towards the center | - Remove cylinder head bolts, starting with bolt #14 on the outside working towards the center | ||
| - Lift cylinder head off engine block. Cylinder head weight approximately 80 lb. | - Lift cylinder head off engine block. Cylinder head weight approximately 80 lb. | ||
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| + | ===== Installing Cylinder Head ===== | ||
| + | - Clean mating surfaces and check for flatness. | ||
| + | - 0.004" tolerance between front and rear of engine block / cylinder head mating surface | ||
| + | - Clean cylinder head bolt holes | ||
| + | - Set engine timing to 30 degrees BTDC. | ||
| + | - Pistons are in position such that valves will not interfere when adjusted later | ||
| + | - Install new head gasket | ||
| + | - Install cylinder head | ||
| + | - Torque cylinder head bolts | ||
| + | - Lightly coat threads with engine oil for wet torque | ||
| + | - Follow tightening stages, order, and torque specs | ||
| + | - 1st stage: 55 Nm | ||
| + | - 2nd stage: 90 degrees | ||
| + | - 3rd stage: 90 degrees | ||