CYLINDER HEAD GASKET - 6CYL

Part Number: NKJ203
£25.00 [Excl. VAT]
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NKJ203 GASKET.  Leyland 6/98 Cylinder Head Gasket for Leyland and Marshall tractor engines, BMC marine engines and Leyland truck engines.

Genuine Payen gasket as used by Leyland.

Dimensions:  311/8" x 83/8" (790mm x 213mm).

Cylinder head torque = 100 lb-ft (13.8 kg-m).

Click here to view a printable version of the cylinder head nut tightening and slackening sequence.

Fitted to engines:

  • BMC 5.1, 6-Cylinder
  • BMC 5.7 L, 6-Cylinder
  • Leyland BMC 5.1 UD, 6-Cylinder
  • Leyland BMC 5.7 J, 6-Cylinder
  • Leyland 6/98, 6-Cylinder
  • Leyland 6/98 DV, 6-Cylinder
  • Leyland 6/98 NV, 6-Cylinder


Fitted to:

  • Leyland 285, 2100, 485, 4100
  • Marshall 100, 115, 125, 145
  • Thornycroft T345 marine engine
  • Sealord 5.7 marine engine
  • Leyland Boxer Trucks
  • Leyland Roadrunner Trucks 6/98NV


Alternative part number: 86K622


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