I'm sure most have seen the 5.11 doorslammer pass by Jimmy Taylor. I will share it below if not. Does anyone have an idea of how low the cert for those cars goes? Not taking anything away from what that team is doing though, just something I have asked in different places and haven't gotten any answers.

https://www.youtube.com/watch?v=Orwv6R3nD8k

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Crazy fast!

FULL BODIED CARS

SFI Spec 25.1K Full Bodied Car Tube Chassis – 7.49 Seconds & Quicker; 2,800 lbs. Maximum
Effective Date: July 2, 2021

SFI Spec 25.2E Full Bodied Car Tube Chassis – 6.00 to 7.49 Seconds ET; 3,200 lbs. Maximum
Effective Date: July 2, 2021

SFI Spec 25.3D Full Bodied Car with Aftermarket Body Shell and Tube Frame, OEM Body Shell and OEM Frame with OEM or Modified Floorpan and Firewall, or Uni-Body with OEM or
Modified Floorpan and Firewall Roll Cage – 6.50 to 7.49 Seconds ET; 3,600 lbs. Maximum
Effective Date: July 2, 2021

SFI Spec 25.4D Full Bodied Car Tube Chassis – 7.50 to 8.49 Seconds; 3,600 lbs. Maximum
Effective Date: July 2, 2021

SFI Spec 25.5E Full Bodied Car Stock or Modified/OEM Floorpan and Firewall with OEM Frame or Uni-Body Construction – 7.50 to 8.49 Seconds; 3,600 lbs. Maximum
Effective Date: July 2, 2021

SFI Spec 25.6A Full Bodied Car Stock / Truck or Modified/OEM Floorpan and Firewall with OEM Frame or Uni-Body Construction – 7.99 to 8.49 Seconds; 5,000 lbs. Maximum
Effective Date: July 2, 2021

I didn't think there was anything lower than 6.00

quote:

Originally posted by CURTIS REED:
I didn't think there was anything lower than 6.00

What spec is a Pro Mod?

Stan

quote:

Originally posted by Stan Weiss:

quote:

Originally posted by CURTIS REED:
I didn't think there was anything lower than 6.00

What spec is a Pro Mod?

Stan

Don't know honestly. I thought 25.2 but I won't lie saying I know for certain. Kind of why I asked.
.

quote:

Originally posted by CURTIS REED:

quote:

Originally posted by Stan Weiss:

quote:

Originally posted by CURTIS REED:
I didn't think there was anything lower than 6.00

What spec is a Pro Mod?

Stan

Don't know honestly. I thought 25.2 but I won't lie saying I know for certain. Kind of why I asked.
.

OK. From 2025 NHRA Rule Book

Section 6, page 7

ROLL CAGE
Chassis must meet SFI Spec 25.1. Chassis must be recertified yearly by NHRA and have serialized sticker affixed to roll cage before participation.

Stan

Ah, I'm reading impaired. 7.49 and quicker . I looked right over it to 6.00. Thanks guys.