Quote:
Originally Posted by Alex Blair
Here is some info but not all,...
"Flathead Specifications
How to Identify the Ford Flathead V8
Mercury and Ford Differences
From the outside, Ford and Mercury differences cannot be made visually. On the forward crankshaft counterweight, the Mercury engine has a dimple located in the center, while the Ford does not. Also, Mercury has a longer stroke than the Ford engine, ....
|
For the Wartime Ford and Mercury V8's (91A or 99A), the stroke was IDENTICAL at 3 3/4". The different capacity was acheived by a different bore size 3 1/16" or 3 3/16". When the US restarted V8 production after the war, all Fords got the bigger 239 engine which was still the Mercury numbered 59A.
It was the 1949-53 Ford (8BA) that had a 3 3/4" stroke compared to the 51-53 Mercury (1CM) stroke of 4".
28-11-12, 13:12
Threaded Mode