D Dale Fairfax Senior Member Oct 4, 2011 #2 Mercury. Don't work well on a stock displacement Ford since they reduce compression ratio. If the engine is indeed a Mercury (check the stroke) they'll provide about the same compression ratio as Ford heads on a Ford.
Mercury. Don't work well on a stock displacement Ford since they reduce compression ratio. If the engine is indeed a Mercury (check the stroke) they'll provide about the same compression ratio as Ford heads on a Ford.
T tiquer Senior Member Oct 4, 2011 #3 If you want to raise the comp. and retain the stock look then EAB 52-53 ford heads are the way to go.
If you want to raise the comp. and retain the stock look then EAB 52-53 ford heads are the way to go.
