Omega Owners Forum

Omega Help Area => Omega General Help => Topic started by: 2woody on 02 April 2013, 22:17:40

Title: 2.5 head or 3.0 head ?
Post by: 2woody on 02 April 2013, 22:17:40

anyone know how to identify one from the other when they're both off the car ?

Title: Re: 2.5 head or 3.0 head ?
Post by: cem_devecioglu on 02 April 2013, 22:41:17

may be from valve and cylinder bore size  ..  3.0 must be bigger..
 
iirc 79.6 81.6 vs 86 mm

Title: Re: 2.5 head or 3.0 head ?
Post by: feeutfo on 02 April 2013, 23:05:01

Is to not etched along the edge...?

Sure Daz showed me some pin punch markings on a flat near one of the corners. :-\

Title: Re: 2.5 head or 3.0 head ?
Post by: Marks DTM Calib on 03 April 2013, 08:14:08

Its normaly engraved into a flat along the side.

Or measure the squish area volume.