Head Gasket Set Bolts Lifters Fit 04-05 Cadillac Deville Seville Bonneville 4.6. The hydraulic lifter in a car's engine uses oil pressure to adjust a plunger and take up all the clearance in the valve train. This helps to ensure less engine noise and longer reliability, due to less wear and tear. Hydraulic lifters can begin to fail through normal use of a vehicle. After several years of running the engine of your vehicle, the hydraulic lifters within the valves can become laden with sludge, and other contaminants in the valve, that they start to wear out. New hydraulic lifters can make a tremendous difference in the way that a vehicle runs as well as how the engine sounds. The head gasket is the key component of the engine. It is compressed between the engine block and the cylinder head. The head gasket seals in the internal combustion process to make sure maximum compression is achieved and also keeps coolant and oil from mixing together as the two fluids travel from the engine block to the cylinder head. Therefore the cylinder head gasket, and lifters are an important part of your engine. They should always be in perfect condition and should be maintained properly. So, if you notice that this part is showing signs of excessive wear, have them replaced immediately. Be sure to have your worn out parts replace with our aftermarket replacement parts set as soon as they start to give you trouble.
Fits Following Models:
2004-2005 CADILLAC DEVILLE 4.6L 281CID V8 DOHC, (32 VALVE), VIN CODE "Y, 9"
2004 CADILLAC SEVILLE 4.6L 281CID V8 DOHC, (32 VALVE), VIN CODE "Y"
2004-2005 PONTIAC BONNEVILLE 4.6L 281CID V8 DOHC, (32 VALVE), VIN CODE "Y"
This item includes:
Graphite Head Gasket
Valve Cover Gasket
Valve Stem Seals
Intake Manifold Gasket
Exhaust Manifold Gasket
Front Camshaft Seal
O-rings
Other Small Gaskets
RTV Silicone
20 Cylinder Head Bolts
32 Hydraulic Lifters / Engine Valve Adjusters