CLASS RACER FORUM - View Single Post

melvin wellman · 08-26-2023, 10:47 AM

Thanks guy's, I didn't know any better. Thought the valve size was the only difference.

08-26-2023, 10:47 AM	#5
melvin wellman Junior Member Join Date: Jan 2015 Location: boulder, mt Posts: 14 Likes: 0 Liked 2 Times in 2 Posts	Re: 1967 plymouth gtx 440 cylinder heads. Thanks guy's, I didn't know any better. Thought the valve size was the only difference.