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RonP · 06-26-2019, 08:15 PM

We had a customer that purchased the 402ci D/SM (at the time) from JEG in the mid 1990's. That engine dyno'd at +900hp. I was working at Kromerkraft at the time and we built a set of headers for that engine and gained 5hp. I remember somewhere around 940 or 950 back then.
Thanks, Ron

06-26-2019, 08:15 PM	#10
RonP Junior Member Join Date: Mar 2003 Location: Detroit,MI Posts: 81 Likes: 28 Liked 29 Times in 14 Posts	Re: High rpm 427 bbc build 940hp? We had a customer that purchased the 402ci D/SM (at the time) from JEG in the mid 1990's. That engine dyno'd at +900hp. I was working at Kromerkraft at the time and we built a set of headers for that engine and gained 5hp. I remember somewhere around 940 or 950 back then. Thanks, Ron