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View Full Version : 2.4 to 2.5 heads



steve_scully
06-25-2009, 09:53 PM
i have a 2.4 merrcury 200 can i put 2.5 heads on it?

wrechin2
06-26-2009, 01:12 AM
You can but you have to cut around .050 off the side. They are a little wider than the 2.4. and will have a little higher CC chamber. Your better bet is to put uncut 2.0L heads. That will raise the compression where the 2.5 will lower it.

Jay Smith
06-26-2009, 04:44 AM
2.5's have line up dowls pins holes 2.4's don't .. Another difference. (a quick way to visually see the difference )

Jay

wrechin2
06-26-2009, 08:48 AM
Jay,
late model 2.4's have dowels pins also.

Jay Smith
06-26-2009, 08:57 AM
Sorry never seen that before , BUT 2.4's ain't my "thang" either...

Thanks,
Jay

wrechin2
06-26-2009, 09:30 AM
Late model 2.0's have dowel pins also. Defanately didn't expect you to know that one! LOL!!!

Way2slow on H2O
06-26-2009, 10:15 AM
Late model 2.0's have dowel pins also. Defanately didn't expect you to know that one! LOL!!!:D James, Jay doesn't know Mercury paints blocks either :thumbsup: should we tell him??? :reddevil:

Jay Smith
06-26-2009, 12:30 PM
SERIOUS ? What color ?:leaving::p:smiletest:;)

Jay

wrechin2
06-26-2009, 12:30 PM
Naw..... Might fry his brain!!!!!!!

Jay Smith
06-26-2009, 12:39 PM
Fry me NAW hardly think so... AND when ya get all that "goopty glop" off they all the same...... BUT you guys can work on them "colored" ones I'll stick to the alodined ones...

I do know bout them black heads I cut and CC em every freaking day......

Jay

wrechin2
06-26-2009, 01:07 PM
Man, you been hanging around T-rex???LOL!!!!!