i have a 1966 ford ltd that has a mercury engine in it how do i find the

  • Thread starter Thread starter adam
  • Start date Start date
Count the valve cover bolts:

5 bolts: 332/352/360/361/390/391/406/410/427/428 (FE engine)
6 bolts: 221/260/289/302/351W
7 bolts: 429/460
8 bolts: 351C/351M/400

This will give you the engine family - it's more than likely an FE engine.

You can find most of the information at:

http://www.fordification.com/engineIDtags.htm
http://www.fordification.com/castingno.htm
 
It should be a FoMoCo Engine. They use the same engine in Fords, Mercs, etc. Not like Gm that stamps different names on the same block to install in various Chevys, Pontiacs, etc.

As to where the engine size is stamped, I forget
 
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