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James L Miller · 10-08-2010, 12:07 AM

It looks like they changed the port volumes on the 894 head. They used to be smaller from what I remember. My 587 heads have better flow on the exhaust side than the 915 heads due to the bump in the floor.

10-08-2010, 12:07 AM	#10
James L Miller Member Join Date: Apr 2005 Posts: 494 Likes: 6 Liked 25 Times in 16 Posts	Re: Question for Cylinder Head gurus It looks like they changed the port volumes on the 894 head. They used to be smaller from what I remember. My 587 heads have better flow on the exhaust side than the 915 heads due to the bump in the floor. __________________ Mopar 2 Ya!