Mercedes R230 SL55 AMG - How to Replace Valve Cover Gaskets on M113k Engine (CLS55, E55, S55 & G55).

This is a detailed video showing how to replace the valve cover gaskets and reseal the breather covers on a 2004 Mercedes SL55 AMG. These two items are prone to failure after 20 years and are often responsible for oil leaks inside the engine bay.

The video shows exactly what special tools you will need, and gives the CORRECT torque specs for the M113k engine.

All the Mercedes part numbers are given including the ignition wire clips, hoses and Mercedes sealant.

MERCEDES PART NUMBERS

Gasket MA 1130160221 & 1130160321 (Mercedes £21.92 each)
Mercedes Sealant A003989982010 (£16.32 eBay)
Mercedes Crank Shaft Position Sensor A0031532828 (£76.45 - eBay)
Injector/coil pack electrical plugs MA2035453028 (Mercedes £3.30 each)
Breather cover hose (small) MA1120181882 (Mercedes £22.92)
Breather cover hose (large) MA1130100382 (Mercedes £47.16)


0:00 Intro
1:08 Use genuine Mercedes gaskets - part numbers
1:55 Other parts you might need 'while you are in there'
2:12 Crank shaft position sensor
3:14 Remove plastic trim, air pipes and air box intake
5:50 Clean up as much loose dirt BEFORE removing any bolts
6:43 Unplug the ignition wires...without breaking the clips
7:28 Remove coil pack bolts and move the coil packs out the way
8:05 Undo valve cover bolts noting what else they are attached to
9:26 Remove valve cover and clean up any grime so it doesn't fall into engine
10:55 Clean valve cover thoroughly removing any old sealant
11:50 Fit new gasket and decide whether you need to reseal breather cover
13:35 Remove coil packs, clean all surfaces and refit valve cover
14:50 Torque bolts to correct spec using a star pattern working from the middle to the ends
15:37 Which torque wrench to use for low value torque specs
17:08 Remember to add thread lock to coil pack bolts and reattach cable ties
18:20 Both valve covers are slightly different. RHS entails disconnecting fuel pipe
22:18 Removing and resealing the breather cover
26:14 Reattach RHS valve cover+coil packs
27:00 Reconnect fuel line
28:00 Leave car overnight for sealant to set and test the next day for oil and fuel leaks
29:09 Explain to wife why you have been gone all day and are covered in oil