Genuine Saturn LS Cylinder Head

Saturn LS Cylinder Head Parts Questions & Experts Answers

• Cylinder Head Assembly (W/ Valve)
  10400185
  Q: How to remove and install cylinder heads on V6 engine on Saturn LS?

  A:

  The engine must be thoroughly cold when the cylinder heads are taken off in order to avoid distortion. To remove the cylinder head, a process that is difficult and time-consuming and requires special tools. Disconnect negative battery terminal cable and drain coolant system. Valve covers, intake manifolds, intake manifold spacer, coolant crossover housing, exhaust manifolds, Timing Belt, upper radiator hose, and coolant extension housing should be removed before proceeding. When overhauling the cylinder head(s), remove Camshaft(s). Use a breaker bar to loosen the bolts connecting the cylinder heads in different pattern sequences. Pry at the corners of gasket seal on either side of the cylinder head-to-engine block mating surface. Lift up carefully the cylinders head(s) from their position(s) taking care to store them on wooden blocks. Disassemble both parts of the joint noting how they were inserted originally.Remove all residue from these surfaces before fixing back together.Install a new gasket onto dowels.Mount top end assemblies correctly in alignment with each other onto bottom halves; reassemble remainder.Complete residual steps in reverse.Replace engine oil filter and check for leaks.Finally,Hit reconnect button.