Dedicated to the Promotion and Preservation of American Muscle Cars, Dealer built Supercars and COPO cars. |
|
#6
10-06-2003, 01:28 PM
|
||||
|
||||
Re: 291 heads on L S 6's ?
You don't have to take off the oil pan to see if it has 2 or 4 bolt mains.Look at the area above the oil filter.
Look for two enlarged threaded outlets,to accept an external oil cooler.That would be a 4-bolt main block. 
|
| Thread Tools | |
| Display Modes | |
|
|
Threaded Mode