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Re: Chevy Beretta FF

Posted: Mon Mar 11, 2013 9:00 am
by 3X00-Modified
I think I'm already going to reach that goal on the bottle, And I have n/a a bit since I first did my 13.99 pass with stock rotors since I'm doing 14.0's now off the bottle with the Grand Am brakes... Those slowed me down to like a 14.3 before... and the Camaro ones slowed it down to a 14.7 IIRC...

I honestly haven't changed much on this motor since I first built it in 07... The most that has changed is the port work and possibly the tuning, the cam and everything is still all the same. I could do a new cam to help but I'm not sure if I want to go that route quite yet.

Re: Chevy Beretta FF

Posted: Mon Mar 11, 2013 10:57 pm
by Amateur
I'll have to double check my rotors again to see what they weigh... I remember them being around 20-25'lbs. Are you saying the Baer ones are 17.2?
I'm just going off this guy who weighed it on his scales:

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When it comes down to it, I really don't "need" the larger brakes up front since I'm not doing auto-x but they just look much nicer behind the wheel. Granted so do the Grand Am ones over the stock setup, But I'd like to show that it has 12" Camaro front brakes on it... It's a nice addition to all of the modifications.
Amen to that. That's why I want to do the neon disk conversion in the rear. If you're thinking of lightening rotational weight, wouldn't it be more cost effective to just get lighter rims?

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Re: Chevy Beretta FF

Posted: Tue Mar 12, 2013 8:44 am
by 3X00-Modified
My rims are already pretty lite... I had Drag DR17's which were listed as very lightweight, and I actually think the newer 16" rims with the hoosiers that I got scaled at less than my old setup, and I think it was by 1lb.

I was hoping to get the larger rotors to weight the same as the Beretta ones, which are around 10lbs... And any rotating weight savings is good savings so there is no need to not try to get lighterweight rotors, especially if they are available.

Re: Chevy Beretta FF

Posted: Tue Apr 02, 2013 2:30 pm
by Amateur
Well I have my spring project set: Try to cram in an IRS in back courtesy of an N-body Olds Alero. From my dimension checks with a tape measure, it's looking like it'll fit quite well on the structural unibody frame in the rear. Plus i'll automatically have rear discs. The IRS mounts with literally just 4 bolts in the center section and then the trailing arm thingy and the struts. I imagine this project is new ground for an L-body, so i'll check the feasibility of it and try to document the steps; not making any promises though.
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Re: IRS PROJECT: Chevy Beretta FF

Posted: Tue Apr 02, 2013 2:43 pm
by Money pit Beretta
Four bolts bolting to what?

Re: IRS PROJECT: Chevy Beretta FF

Posted: Tue Apr 02, 2013 2:59 pm
by Amateur
Four bolts bolting to what?
they bolt the main IRS center section to the unibody structural section
here's a pick of how it looks like when installed on a cavalier:

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Re: IRS PROJECT: Chevy Beretta FF

Posted: Tue Apr 02, 2013 3:38 pm
by Koots
I was planning on doing this next winter, so it's good to see I won't be jumping into it completely blind :D

I'm doing it with a 97 Malibu though :( and doing the front swap first....just sucks that the 97-98's had cast iron knuckles up front.

Re: IRS PROJECT: Chevy Beretta FF

Posted: Tue Apr 02, 2013 3:39 pm
by Koots
Doesn't look like there's a lot of room for an exhaust LOL but a BFH and a some time could fix that.

Also, what you gonna do with that ADDCO rear bar?

Re: IRS PROJECT: Chevy Beretta FF

Posted: Tue Apr 02, 2013 4:48 pm
by Money pit Beretta
Dibs on that bar after you Koots.

Ok I see where it's bolt up to now. Still I wonder how it's bolting up.

Re: IRS PROJECT: Chevy Beretta FF

Posted: Tue Apr 02, 2013 4:56 pm
by Koots
HAHA I'm only expressing curiosity, I'm absolutely flat broke right now, so I should be at the back of the line :D

I'm gonna look into getting some stuff welded up and onto my torsion beam, so I might not need it right away.

Re: IRS PROJECT: Chevy Beretta FF

Posted: Tue Apr 02, 2013 5:06 pm
by Money pit Beretta
LOL ok. I was like "damn why didn't I think of that?".
Shoot me some pics of what you welded after you are done.

Re: IRS PROJECT: Chevy Beretta FF

Posted: Tue Apr 02, 2013 9:21 pm
by woody90gtz
Doesn't look all that bad to put in. Might even be room for the exhaust to go over the cradle. Barry just did this too...but it was Nissan stuff IIRC and it took a lot of cutting & welding. I wonder what your ride height will end up being.

Re: IRS PROJECT: Chevy Beretta FF

Posted: Tue Apr 02, 2013 11:41 pm
by Amateur
oh, i was thinking of using the addco as a hiking stick . I guess i could sell it if this works out. Yeah, barry is using parts from a Nissan 240 for his thing. He's also making it RWD (so awesome). I'm asking myself that same question on the ride height. Not going to lie, it's looking pretty tall from the pics

Re: IRS PROJECT: Chevy Beretta FF

Posted: Wed Apr 03, 2013 7:57 am
by MY91GT(Z)
may need to swap.to lowering springs and if u doin this u might as well get the alero front knuckles and make bolt pattern the same all around

Re: IRS PROJECT: Chevy Beretta FF

Posted: Wed Apr 03, 2013 3:05 pm
by Koots
Amateur wrote:
Four bolts bolting to what?
they bolt the main IRS center section to the unibody structural section
here's a pick of how it looks like when installed on a cavalier:

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So this is possible without the use of spacers? I've only ever seen the one thread of that guy over on JBO who welded up c-channel aluminum to situate it correctly. Was this even necessary?