This Speed Engineering front timing chain cover fits LS Gen 4 4.8L, 5.3L, and 6.0L engines and adds two -10AN turbo oil drain fittings. The AN fittings are internally welded to the aluminum cover, which has a black finish. A front main seal is included.
⚠️ Important Notes:
- Double roller timing chain applications will require clearancing
- Will not work with factory LS A/C compressors in the factory low passenger side location
- Must be used with a truck or LS3 Camaro crank pulley only, to clear the AN fittings
Features:
- Two -10AN Oil Drain Fittings: Internally welded
- Aluminum Construction: Black finish
- Front Main Seal Included
- Engines: 4.8L, 5.3L, 6.0L LS Gen 4
FAQ
What size are the turbo oil drain fittings?
The cover has two -10AN oil drain fittings that are internally welded.
Which crank pulley is required?
It must be used with a truck or LS3 Camaro crank pulley only, so the pulley clears the AN fittings.
Will it work with a factory A/C compressor?
It will not work with factory LS A/C compressors mounted in the factory low passenger side location.
Which engines does it fit?
It fits LS Gen 4 4.8L, 5.3L, and 6.0L engines. Double roller timing chain applications will require clearancing.
Is a front main seal included?
Yes. A front main seal is included.

