Timing Cover 2004-07 GM LS2 Two Piece

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Edelbrock Part # 4255 With Front Mounted Cam Sensor w/hole (LS2 and Later Model Trucks) These two-piece aluminum timing covers for GM Gen III & IV LS Series allow quick camshaft removal and installation without the need to remove the damper pulley or steering components. The cam can be installed and removed through a window in the front of the cover which is sealed with a plate and O-ring for superior leak prevention. Not for use with a double roller timing chains.

Documents & Installation Notes


Availability Available
Application Application Specific
UPC 00085347042555
Mounting Hole Quantity 8
Gasket Or Seal Included Yes
Availability Note Available to Order
Warranty 12 Months
Hazardous Materials Warning WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit
Installation Notes
  • Timing Cover #4254 is not compatible with Chevrolet Gen IV engines, which include LS2, LS4, LS7 and others
  • Remove the front cover and gasket. Edelbrock recommends installing a new front crank seal as it will difficult to remove your stock seal without damaging it. At this time, you should inspect the oil pan gasket for damage
  • Remove the oil pan and replace the gasket if necessary (See service manual)
Finish Aluminum
Material Aluminum