Valve Seal

4BT diesel engine valve oil seal(Old type).We have two types P/N(3921640/3901097) Three Material:(fluororubber,NBR,NBR with seat ) This one is old type for EQB truck using.

ISDE almost can be use as QSB due to a little different in repair kit.But others are same. New model start to repair and we also can provide the gasket,repair kits and pumps,valve,camsahft etc parts.

There are three typs of the M11 engine valve oil seal with different type and Part NO. We will showed in the website help customer buy correct one. Short,high and with seat.

ISBE is new developed by DCEC and just start to repair in recently. We also develop the gasket and repair kits and valve,guide and seat and rings and piston,liners and camshaft,bearings etc.

We have two types of this engine valve oil seal--3942989 with seat and without seat,just by customers requirement.

ISBE new developed by DCEC and start to repair recently. We can provide gasket,repair kits and liner and pumps and valve,guide and seat for you.

QSL/QSC Intake valve oil seal with NBR material if you want fluororubber also can provide. Pls take care it s seperate as Intake and exhaust two types.

QSL/QSC Intake valve oil seal with NBR material if you want fluororubber also can provide. Pls take care it s seperate as Intake and exhaust two types.

There are three typs of the M11 engine valve oil seal with different type and Part NO. We will showed in the website help customer buy correct one. Short,high and with seat.

There are three typs of the M11 engine valve oil seal with different type and Part NO. We will showed in the website help customer buy correct one. Short,high and with seat.