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Dyno · 01-13-2014, 02:05 PM

the 450 is a .100 stroked 427, same bore od 4.125, with mechanical roller lifters and they must have changed the head because there is a different part number. Fun to own one. Dyno

01-13-2014, 02:05 PM	#13
Dyno Senior Member Join Date: Dec 2002 Posts: 870 Likes: 916 Liked 604 Times in 177 Posts	Re: 2014 COPO Engines the 450 is a .100 stroked 427, same bore od 4.125, with mechanical roller lifters and they must have changed the head because there is a different part number. Fun to own one. Dyno