Centerforce clutches
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Centerforce clutches
So I'm taking out a loan for a gtz and the clutch is fried I'm trying to find a good clutch do the car but am having trouble picking one I'm looking at the centerforce clutches on jegs website, I can't decide from a dual friction or a dfx clutch and I have no idea the diameter, he used the factory flywheel in the car and put a w-41 3.94 trans in her need to know what's best and diameter I need and the spline she's a 90 gtz
1990 Beretta GTZ Quad,226 cams, 3.94 W-41 trans
1990 Beretta GTZ Quad 4, 3.61 muncie 5 speed (project)
1968 Chevelle 300 deluxe 327ci 4 speed M-21, 12 bolt 4.10 posi
1978 Chevy K10 Z77 Sport 4x4
1977 GMC Sierra Classic 25 454 crew cab
-Ryan
1990 Beretta GTZ Quad 4, 3.61 muncie 5 speed (project)
1968 Chevelle 300 deluxe 327ci 4 speed M-21, 12 bolt 4.10 posi
1978 Chevy K10 Z77 Sport 4x4
1977 GMC Sierra Classic 25 454 crew cab
-Ryan
Re: Centerforce clutches
Woody90gtz would have your answers im sure..
1 Of 1 Street Legal Centri S/c Beretta's In Existance
- woody90gtz
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Re: Centerforce clutches
Never tried a Centerforce. And I dont remember off the top of my head, but mine is apart right now so I can get you measurements and a spline count if you need. I got a SPEC 2+ from specclutch.com. But I found this website later on that would have been a little cheaper. Here's a link to a 2+ for you.
http://www.specclutchsuperstore.com/ber ... 16582.html
http://www.specclutchsuperstore.com/ber ... 16582.html
91 "SS" - WOT 3400/5spd - 13.29@101.6 - World's fastest N/A FWD Beretta
96 "T56" LS/6spd/8.8 RWD swap - 13.45@104.7 lol
GEARHEAD dezign youtube
96 "T56" LS/6spd/8.8 RWD swap - 13.45@104.7 lol
GEARHEAD dezign youtube
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Re: Centerforce clutches
I had a centerforce in my old GT way back when... The conclusion is that it's nothing special.
The ClutchMasters FX300 in my current GT is great.
The ClutchMasters FX300 in my current GT is great.
Cliff Scott


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Re: Centerforce clutches
I wonder if the quad has a different flywheel
1990 Beretta GTZ Quad,226 cams, 3.94 W-41 trans
1990 Beretta GTZ Quad 4, 3.61 muncie 5 speed (project)
1968 Chevelle 300 deluxe 327ci 4 speed M-21, 12 bolt 4.10 posi
1978 Chevy K10 Z77 Sport 4x4
1977 GMC Sierra Classic 25 454 crew cab
-Ryan
1990 Beretta GTZ Quad 4, 3.61 muncie 5 speed (project)
1968 Chevelle 300 deluxe 327ci 4 speed M-21, 12 bolt 4.10 posi
1978 Chevy K10 Z77 Sport 4x4
1977 GMC Sierra Classic 25 454 crew cab
-Ryan
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Re: Centerforce clutches
I just said my last comment cause I notice the spec 2 clutch is for the 3.1L call me old school but what the heck does spec mean lmao never heard of it in the muscle car field
1990 Beretta GTZ Quad,226 cams, 3.94 W-41 trans
1990 Beretta GTZ Quad 4, 3.61 muncie 5 speed (project)
1968 Chevelle 300 deluxe 327ci 4 speed M-21, 12 bolt 4.10 posi
1978 Chevy K10 Z77 Sport 4x4
1977 GMC Sierra Classic 25 454 crew cab
-Ryan
1990 Beretta GTZ Quad 4, 3.61 muncie 5 speed (project)
1968 Chevelle 300 deluxe 327ci 4 speed M-21, 12 bolt 4.10 posi
1978 Chevy K10 Z77 Sport 4x4
1977 GMC Sierra Classic 25 454 crew cab
-Ryan
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Re: Centerforce clutches
Quad's do have different flywheels than the V6's do.
And I will second Cliff's nomination for the Clutchmasters unit.
And I will second Cliff's nomination for the Clutchmasters unit.
Geoff
95 Z26 Turbo 3400 5spd - R&D Project
Beretta Preservation Society - Director of Acquisitions

95 Z26 Turbo 3400 5spd - R&D Project
Beretta Preservation Society - Director of Acquisitions

- woody90gtz
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Re: Centerforce clutches
The clutch for v6/quad is the same part number. I have always heard Clutchmasters are good, but they are big money too.
SPEC = Star Performance Engineered Clutches. I have them in my Beretta and my Camaro and like them both.
Is this car mostly stock? You may be able to get away with a stock clutch and save some money.
SPEC = Star Performance Engineered Clutches. I have them in my Beretta and my Camaro and like them both.
Is this car mostly stock? You may be able to get away with a stock clutch and save some money.
91 "SS" - WOT 3400/5spd - 13.29@101.6 - World's fastest N/A FWD Beretta
96 "T56" LS/6spd/8.8 RWD swap - 13.45@104.7 lol
GEARHEAD dezign youtube
96 "T56" LS/6spd/8.8 RWD swap - 13.45@104.7 lol
GEARHEAD dezign youtube
- themixer
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Re: Centerforce clutches
after market excedy, fantastic smooth clutch put about 100,000 miles of hard driving in my old 2.2 5 speed before the transmission broke. I replaced it with another of the exact same brand when put in a new trans.
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Re: Centerforce clutches
Car is not stock mild rebuilt engine in 08 with 226 cams and its completely rebalanced he had the flywheel turned and put a spacer in it, he also put the W-41 3.94 trans in it
1990 Beretta GTZ Quad,226 cams, 3.94 W-41 trans
1990 Beretta GTZ Quad 4, 3.61 muncie 5 speed (project)
1968 Chevelle 300 deluxe 327ci 4 speed M-21, 12 bolt 4.10 posi
1978 Chevy K10 Z77 Sport 4x4
1977 GMC Sierra Classic 25 454 crew cab
-Ryan
1990 Beretta GTZ Quad 4, 3.61 muncie 5 speed (project)
1968 Chevelle 300 deluxe 327ci 4 speed M-21, 12 bolt 4.10 posi
1978 Chevy K10 Z77 Sport 4x4
1977 GMC Sierra Classic 25 454 crew cab
-Ryan
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- Joined: Mon Jan 17, 2011 6:48 pm
- Location: Meadville, PA
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Re: Centerforce clutches
Reason I ask for the diameter is because it has 2 different sizes on jegs it has the 8.5" and the 9.125" I might end up goin with a fidanza lightweight flywheel to might as well while its out, who makes w41 chips cause this car is still carry its factory tuned settings with those cams I'm sure she's begging for free'd up power
1990 Beretta GTZ Quad,226 cams, 3.94 W-41 trans
1990 Beretta GTZ Quad 4, 3.61 muncie 5 speed (project)
1968 Chevelle 300 deluxe 327ci 4 speed M-21, 12 bolt 4.10 posi
1978 Chevy K10 Z77 Sport 4x4
1977 GMC Sierra Classic 25 454 crew cab
-Ryan
1990 Beretta GTZ Quad 4, 3.61 muncie 5 speed (project)
1968 Chevelle 300 deluxe 327ci 4 speed M-21, 12 bolt 4.10 posi
1978 Chevy K10 Z77 Sport 4x4
1977 GMC Sierra Classic 25 454 crew cab
-Ryan
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- Posts: 740
- Joined: Mon Jan 17, 2011 6:48 pm
- Location: Meadville, PA
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Re: Centerforce clutches
Waitin on a reply
1990 Beretta GTZ Quad,226 cams, 3.94 W-41 trans
1990 Beretta GTZ Quad 4, 3.61 muncie 5 speed (project)
1968 Chevelle 300 deluxe 327ci 4 speed M-21, 12 bolt 4.10 posi
1978 Chevy K10 Z77 Sport 4x4
1977 GMC Sierra Classic 25 454 crew cab
-Ryan
1990 Beretta GTZ Quad 4, 3.61 muncie 5 speed (project)
1968 Chevelle 300 deluxe 327ci 4 speed M-21, 12 bolt 4.10 posi
1978 Chevy K10 Z77 Sport 4x4
1977 GMC Sierra Classic 25 454 crew cab
-Ryan