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Myron Piatek · 05-24-2012, 03:06 PM

I've never worked on a 273, but I've seen several forum discussions that mention a different bolt angle as well on the earliest years. (64-65-(66?)) i.e: Edelbrock D4B = early, Edelbrock LD4B = later.

05-24-2012, 03:06 PM	#3
Myron Piatek VIP Member Join Date: Nov 2001 Location: Florida Posts: 1,542 Likes: 34 Liked 138 Times in 51 Posts	Re: 273 CDP Block Question I've never worked on a 273, but I've seen several forum discussions that mention a different bolt angle as well on the earliest years. (64-65-(66?)) i.e: Edelbrock D4B = early, Edelbrock LD4B = later.