pros and cons with extension boxes on a Fastec
11-17-2006 | 07:52 AM
#12
Frank's Marine Service
Joined: Sep 2002
Posts: 11,959
Likes: 142
From: Elkton, MD
Re: pros and cons with extension boxes on a Fastec
Originally Posted by Pro1
Bernie talk to Bart. He is an expert on this.
22 Bravo drives later and one class action law suit settled in his favor.
22 Bravo drives later and one class action law suit settled in his favor.
You forgot to mention how many motors he blew up!
PS, Bart is a friend...
11-17-2006 | 09:06 AM
#13
Registered
Joined: Oct 2005
Posts: 520
Likes: 1
From: Oshvegas WI
Re: pros and cons with extension boxes on a Fastec
Originally Posted by Griff
They add about 3-4mphs to a 353 with 500efi's. My friends 353 with Factory Stellings and 500's will do 84gps. Formula does raise the X 1" also. I don't know about any negatives.
I agree with that statement, we have 2000 353 with 500 efis, no boxes and it runs right at 80 gps.
