Engine 133, 139, 152.9, 157, 159.9, 176, 177, 178, 200.731, 260, 264, 270, 272, 273, 274, 276, 278, 282
The sealant must be applied within 10 minutes.
The sealant bead must not be spread.
The sealing surfaces must be cleaned.
Use only the sealant indicated in the repair materials.
Mount cylinder head covers within 10 min of applying the sealant.
Excess, discharged sealant must be removed from the adjacent sealing surfaces after the cylinder head covers have been tightened.
 Courtesy of MERCEDES-BENZ USA
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Shown on engine 133, sealant path on camshaft bearing bridge (3) with oil drain grooves (2)
The sealant must only be applied to the specified surfaces in the form of a bead with a height and width of 1.0 mm (±0.3 mm).
 Courtesy of MERCEDES-BENZ USA
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Shown on engine 133, sealant path for camshaft bearing bridge (3) without oil drain groove (2)
The sealant must only be applied to the specified surfaces in the form of a bead with a height and width of 1.0 mm (±0.3 mm).
The curved section shown in the sealant path (see arrow) must be complied with.
Otherwise leaks may occur.
The sealant must only be applied to the specified surfaces in the form of a bead with a height and width of 1.0 mm (±0.3 mm).
Shown on engine 139
 Courtesy of MERCEDES-BENZ USA
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The sealant must only be applied to the specified surfaces in the form of a bead with a height and width of 1.0 mm (±0.3 mm).
Shown on engine 152.9
 Courtesy of MERCEDES-BENZ USA
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The sealant must only be applied to the specified surfaces in the form of a bead with a height and width of 1.0 mm (±0.3 mm).
Shown on engine 276
 Courtesy of MERCEDES-BENZ USA
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Sealant path on engine 278 as shown in picture.
The sealant must only be applied to the specified surfaces in the form of a bead with a height and width of 1.0 mm (±0.3 mm).
Shown on engine 157
 Courtesy of MERCEDES-BENZ USA
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Sealant may only be applied along the specified lines (A) in the form of a sealant bead of 1.0 mm (±0.2 mm).
Shown on engine 272, right cylinder head cover
 Courtesy of MERCEDES-BENZ USA
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Sealant may only be applied along the specified lines (A) in the form of a sealant bead of 1.0 mm (±0.2 mm).
Shown on engine 272, right cylinder head cover
 Courtesy of MERCEDES-BENZ USA
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The sealant must only be applied to the specified surface in the form of a bead with a height and width of 1.0 mm (±0.2 mm).
Shown on engine 273, right cylinder head cover
 Courtesy of MERCEDES-BENZ USA
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The sealant must only be applied to the specified surface in the form of a bead with a height and width of 1.0 mm (±0.2 mm).
Shown on engine 273, left cylinder head cover
 Courtesy of MERCEDES-BENZ USA
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Sealant path on engines 177, 178 as shown in picture.
The sealant may only be applied to the specified surfaces in the form of a bead with a height and width of 2.0 mm (+0.5 mm) and to the camshaft bearing bridge with a height and width of 1.5 mm (+0.5 mm).
Shown on engine 176
 Courtesy of MERCEDES-BENZ USA
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 Courtesy of MERCEDES-BENZ USA
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Shown on engine 264
Apply the sealant at the specified sealant path in the form of a bead with a height and breadth of 2.0 mm (±0.5 mm).
Maintain the curved section of the sealant path (arrow) at all times.
Otherwise leaks may occur.
 Courtesy of MERCEDES-BENZ USA
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Shown on engine 274
Apply sealant only at specified surfaces in the form of a bead with a height and width of 2.0 mm (±0.5 mm).
Maintain the curved section of the sealant path (see arrow) at all times.
Otherwise leaks may occur.
 Courtesy of MERCEDES-BENZ USA
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Shown on engine 260
Sealant path on engine 270 as shown in picture.
Apply sealant only at specified surfaces in the form of a bead with a height and width of 2.0 mm (±0.5 mm).
Maintain the curved section of the sealant path (see arrow) at all times.
Otherwise leaks may occur.
 Courtesy of MERCEDES-BENZ USA
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Shown on engine 282, exhaust cylinder head cover i
Sealant path on engine 200.731 as shown in picture.
Apply sealant only at specified surfaces in area (A) in bead form with a diameter of 1.5 mm (+1 mm).
Apply sealant only at specified surfaces in area (B) in bead form with a diameter of 3.5 mm (±1 mm).
Sealant path on engine 200.731 as shown in picture.
Apply sealant only at specified surfaces in area (C) in bead form with a diameter of 1.5 mm (+1 mm) or 3.5 mm (±1 mm).
Shown on engine 282, intake cylinder head cover
 Courtesy of MERCEDES-BENZ USA
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