CLASS RACER FORUM - View Single Post - IHRA Piston Acceptance List, and classification help

John Nechiporchik · 11-02-2014, 03:28 PM

Rob, I run my '98 Formula Firebird with Ram Air hood in B/FIA. At 9.0break and 325HP factor, the car needs to be 3095# with driver.
I believe the index is 11.55. 7.45 for 1/8 mile.

11-02-2014, 03:28 PM	#4
John Nechiporchik Member Join Date: Mar 2007 Location: Grosse Ile Mi. Posts: 316 Likes: 84 Liked 13 Times in 7 Posts	Re: IHRA Piston Acceptance List, and classification help Rob, I run my '98 Formula Firebird with Ram Air hood in B/FIA. At 9.0break and 325HP factor, the car needs to be 3095# with driver. I believe the index is 11.55. 7.45 for 1/8 mile.