CLASS RACER FORUM - View Single Post - HolBrook Racing Engines Makes History!...

Crew Chief · 12-09-2012, 06:37 PM

Heard it was the wrong casting number on the head. Did not match casting number on the NHRA spec sheet.

12-09-2012, 06:37 PM	#44
Crew Chief Member Join Date: Jun 2003 Posts: 184 Likes: 0 Liked 10 Times in 6 Posts	Re: HolBrook Racing Engines Makes History!... Heard it was the wrong casting number on the head. Did not match casting number on the NHRA spec sheet.