ACT Mod-Twin 225 Heavy-Duty Twin-Disc Street Clutch Kits T1SS-N03

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Part Number: ACL-T1SS-N03

$1,934.99

Clutch Kits, Mod-Twin 225, Heavy Duty Sprung Street, 1.000 in -24 Spline, Organic 225mm Disc, Forged Steel Flywheel, SFI 1.2 Certified, Nissan, Kit
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ACT Mod-Twin 225 Heavy-Duty Twin-Disc Street Clutch Kits T1SS-N03

ACT Mod-Twin 225 Heavy-Duty Twin-Disc Street Clutch Kits T1SS-N03

ACL-T1SS-N03

Not Yet Reviewed

Part Number: ACL-T1SS-N03

Estimated Ship Date from OH, GA: Monday 10/19/2026

$1,934.99

Estimated Ship Date from OH, GA: Monday 10/19/2026 Would you rather pick it up?

Overview

Brand:
Manufacturer's Part Number:
T1SS-N03
Part Type:
Product Line:
Summit Racing Part Number:
ACL-T1SS-N03
UPC:
842385027308
Clutch Usage:
Performance
Clutch Disc Quantity:
2
Flywheel Included:
Yes
Input Spline Quantity:
24
Input Shaft Diameter:
1.000 in.
Disc Diameter (in.):
8.800 in.
Disc Diameter (mm):
225mm
Disc Material:
Organic
Disc Style:
Full face
Hub Style:
Sprung
Pressure Plate Style:
Diaphragm
Throwout Bearing Included:
Yes
Throwout Bearing Style:
Standard
Alignment Tool Included:
Yes
Pilot Bushing Included:
Yes
Flywheel Material:
Forged steel
Ring Gear Tooth Quantity:
120-tooth
Flywheel Bolt Quantity:
6
Engine Balance:
Internal
Counterweight Assist:
No
Mounting Hardware Included:
Yes
Quantity:
Sold as a kit.
Notes:
Fits 1993-1998 Nissan Skyline R32 and R33.

ACT Mod-Twin 225 Heavy-Duty Twin-Disc Street Clutch Kits

ACT Mod-Twin 225 heavy-duty twin-disc street clutch kits are designed to tackle aggressive launches and rapid shifting of high powered AWD's—by combining twice the organic friction surfaces with a no-nonsense solid mono-drive hub in a completely modular design. Each diaphragm spring endures an exclusive 4-stage heat treating process to provide a more consistent light pedal feel. The puck-style friction plates, with high-quality organic materials, deliver high friction coefficient, superior heat capacity, and long clutch life. These friction plates uniformly transfer torque to a mono-drive chromoly hub, which is heat-treated for strength and durability, extending input shaft life with one continuous spline. The lightweight, rigid design allows for quicker shifts and trouble-free service. Clutch kits are available in different styles and other options for fitment on countless vehicles from the early 2000s and up.

Features and benefits:

* Recommended for drag, road, or rally racing use
* Predictable aggressive engagement, light pedal effort, smooth shifting, possible start-off judder with OE to mild transmission gear noise
* Forged aluminum cover, mono-drive hub, exclusive diaphragm, premium friction materials, and hardened wear points ensure this long-life twin performs and survives under the most demanding conditions
* Delivers maximum performance and high heat tolerance by combining robust design, strategic features, choice materials, and close tolerances
* 100 percent clamp load tested, balanced, and SFI certified

Kit contents:

* Forged aluminum pressure-plate cover
* CNC-machined and dynamically balanced flywheel
* Diaphragm spring and face
* Puck-style organic friction plates
* Available with sprung or unsprung mono-drive hub assembly
* Floater
* Patented mono-Loc collar
* Release bearing
* Alignment tool and pilot bearing (if needed)

Note: Mod-Twin clutches are fully rebuildable and most components can also be ordered separately, if you do not need to purchase complete kit.




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This product can expose you to chemicals including carbon black, glass wool fibers, or silica (in clutch discs), chromium and nickel, which are known to the State of California to cause cancer or birth defects or other reproductive harm.

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