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ACT Mod-Twin 10.5 HD Sprung Street Kit (T1SS-G13)
If you're a proud owner of a high-powered street machine, the ACT Mod-Twin 10.5 HD Sprung Street Kit (T1SS-G13) is a clutch upgrade you won't want to overlook. Engineered for performance and durability, this kit is specifically designed to handle the demands of your Chevrolet Camaro (1998-2002 & 2010-2015), Chevrolet Corvette (1997-2013), Pontiac Firebird (1998-2002), and Pontiac GTO (2004-2006).
Performance and Durability
The T1SS-G13 combines two organic friction surfaces with an ultra-durable sprung Mono-Drive hub assembly, ensuring you get the best pedal feel and engagement quality without sacrificing torque capacity. Each diaphragm spring undergoes a meticulous four-stage heat treatment process, resulting in a consistent, light pedal feel that makes daily driving a breeze.
Key Features
- Soft, progressive engagement with minimal pedal effort and smooth shifting.
- Forged aluminum cover and premium friction materials designed for longevity under demanding conditions.
- High heat tolerance and robust design, making it suitable for both street and street/strip applications.
- 100% clamp load tested, balanced, and SFI certified for peace of mind.
Comprehensive Kit
This kit comes loaded with everything you need for a successful installation:
- CNC-machined and dynamically balanced flywheel
- Pressure plate cover
- Diaphragm spring
- Puck-style ceramic friction plates
- Sprung Mono-Drive hub assembly
- Floater, patented Monoloc Collar, release bearing, alignment tool, and pilot bearing (where applicable)
Plus, Mod-Twin clutches are fully rebuildable, allowing you to replace discs separately when needed.
Technical Specifications
- Clutch Disc Diameter: 10.5 in (267 mm)
- Disc Material: Organic
- Input Spline Quantity: 26
- Input Shaft Diameter: 1.125 in
- Torque Capacity: 891 ft/lbs (1.27 times over OE)
- Product Weight: 39.9 lbs
- Flywheel Included: Yes
- Alignment Tool Included: Yes
- SFI Rating: 1.2
Installation Instructions
Ready to tackle the install? For detailed instructions, CLICK HERE.
Fitment
This clutch kit is compatible with the following vehicles:
- Chevrolet Camaro (1998-2002 & 2010-2015)
- Chevrolet Camaro Z28 (2014-2015)
- Chevrolet Corvette (1997-2013)
- Chevrolet Corvette Grand Sport (2010-2013)
- Chevrolet Corvette Z06 (2001-2004 & 2006-2013)
- Pontiac Firebird (1998-2002)
- Pontiac GTO (2004-2006)
Don’t settle for less when it comes to your performance vehicle. Upgrade to the ACT Mod-Twin 10.5 HD Sprung Street Kit and experience the difference in both daily driving and spirited runs on the track.
Other Part Numbers:
ACT #actT1SS-G13
Proposition 65
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Make Vehicle | Model | Year |
|---|---|---|
|
1998-2002, 2010-2015 Chevrolet Camaro |
Camaro | 1998-2002, 2010-2015 |
|
2014-2015 Chevrolet Camaro Z28 |
Camaro Z28 | 2014-2015 |
|
1997-2013 Chevrolet Corvette |
Corvette | 1997-2013 |
|
2010-2013 Chevrolet Corvette Grand Sport |
Corvette Grand Sport | 2010-2013 |
|
2001-2004, 2006-2013 Chevrolet Corvette Z06 |
Corvette Z06 | 2001-2004, 2006-2013 |
|
1998-2002 Pontiac Firebird |
Firebird | 1998-2002 |
|
2004-2006 Pontiac GTO |
GTO | 2004-2006 |
If you've added boost, tuned for more power, or simply want better throttle control, then your stock clutch won't cut it. That?s where ACT (Advanced Clutch Technology) comes in delivering high-performance clutch kits and flywheels designed for real drivers who push their builds on the street, strip, or track.
ACT?s lineup includes everything from daily driver friendly HD kits to hardcore twin disc setups for serious horsepower. Whether you?re launching hard in a WRX, drifting in a 370Z, or canyon carving in an M3, ACT gives you the torque capacity and engagement you need without sacrificing drivability.
Why ACT? Because Power Without Control Is Useless.- Hold More Power Engineered to handle turbo, supercharger, and high-compression builds
- Faster Engagement Stronger pressure plates for better bite off the line
- Better Pedal Feel Balanced response without going full race-car stiff
- Reduced Rotational Mass Lightweight flywheels improve rev-matching and response
- No Guesswork Direct-fit applications, no fabbing, no hassle
ACT doesn?t just make universal performance parts ? they build complete, vehicle-specific clutch solutions for enthusiast favorites. Whether you daily a Civic Type R, track a Subaru STI, drift a 240SX, or drag a Mustang GT, ACT offers the right clutch to match your build goals.
Top supported platforms include the Nissan 350Z/370Z, Toyota Supra A90, Chevy Camaro SS/ZL1, Mitsubishi Evo, Ford Focus RS/ST, and BMW M3/M4 ? each with clutch options tuned to your driving needs.
What ACT Offers:- Performance Clutch Kits From HD street kits to twin-disc race systems
- Clutch Discs 6-puck, full-face, rigid or sprung to match your style
- Pressure Plates Heavy-duty options that increase clamp load without sacrificing control
- Chromoly Lightweight Flywheels Quicker revs, smoother shifts, and less drivetrain stress
- Complete Hardware Kits Everything you need for a proper install
ACT isn?t hype ? it?s proven. Their clutches are SFI-certified, track-tested, and used by racers in drag, time attack, autocross, drift, and rally. But what really matters? They hold power, last longer, and feel right even after hundreds of hard launches or hours of canyon carving.
Whether you're upgrading for more power or replacing a tired OEM clutch, ACT gives you the bite, strength, and feel to drive harder with confidence. No compromises, no excuses just parts that work when it matters.
ACT warrants all products to be free of defects in materials and workmanship for normal use and service for a period of one (1) year from retail purchase. Written notice must be immediately given to ACT within the warranty period. We require a copy of the purchase receipt showing the unit was purchased from an Authorized Dealer or Advanced Clutch Technology directly to verify the product is under warranty. Products purchased used do not carry a warranty. This warranty is to the original purchaser and is non-transferable. All non-warranty items are subject to a $50 inspection bench test fee.
ACT reserves the right to examine any part returned for warranty claim to determine, to ACT's satisfaction, whether the material or workmanship of the part does not conform to this limited warranty. ACT's obligation under this warranty shall be limited to repairing, replacing, or crediting, at its option, any part which is deemed covered by ACT. No labor, lift or storage charges will be reimbursed for any reason. Damage to ACT's parts resulting from misuse, improper use, or abuse shall void this limited warranty. Failure to follow ACT's installation instructions and the vehicle manufacturers installation procedures and specifications shall void this limited warranty.
ACT undertakes no responsibility for the quality of the goods except as otherwise provided in this contract. ACT assumes no responsibility that the goods will be fit for any particular purpose for which you may be buying these goods, except as otherwise provided in the contract. ACT shall not be liable for any damage or injury to persons or property resulting from improper installation or misuse of any part subject to this warranty.
ACT reserves the right to examine any part returned for warranty claim to determine, to ACT's satisfaction, whether the material or workmanship of the part does not conform to this limited warranty. ACT's obligation under this warranty shall be limited to repairing, replacing, or crediting, at its option, any part which is deemed covered by ACT. No labor, lift or storage charges will be reimbursed for any reason. Damage to ACT's parts resulting from misuse, improper use, or abuse shall void this limited warranty. Failure to follow ACT's installation instructions and the vehicle manufacturers installation procedures and specifications shall void this limited warranty.
ACT undertakes no responsibility for the quality of the goods except as otherwise provided in this contract. ACT assumes no responsibility that the goods will be fit for any particular purpose for which you may be buying these goods, except as otherwise provided in the contract. ACT shall not be liable for any damage or injury to persons or property resulting from improper installation or misuse of any part subject to this warranty.
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