184mm Clutch Kit for BMW M3 E30

184mm Clutch Kit for BMW M3 E30

• Horsepower capacity +400hp
• Torque capacity  +450nm
  

Kit Includes

✔ 184mm / 7.25" Twin-Disc Clutch (ultra-lightweight, only 4.20 kg)

✔ 184mm / 7.25" Lightweight Flywheel (3.7 kg)

Component Features

Flywheel

• Weight: only 3.7 kg

• Material: Forged CrMo steel, nitriding heat-treated

• Hardness: HRC 58–62 → over twice as hard as standard flywheels
  → Prevents wear on starter ring gear in high-compression engines

• Longevity: High surface hardness = extended service life & reliability
  

Clutch Cover

• Material: Forged 6061-T6 aluminum, hard anodized

• Construction: Steel-riveted legs for near-lifetime durability. Hardened steel thrust buttons/rivets offer a smooth and durable surface for the clutch cover legs, pressure, and floater plates.

• The tightening torque for the cover-to-flywheel bolts (M8x1.25, grade 12.9) is 41 Nm.

Top/Pressure & Floating Plates

• Material: Forged chromoly steel, cryogenically treated (in some applications)

Clutch Disc

• Material: Sintered friction with multiple design options

• Standard version: Three large pads

• Customization: Available on request (e.g. custom spline)

Key Features & Benefits

✔ Single-disc supports 400+ hp / 450+ Nm
(Twin-disc version rated over 1,000 hp / 1,200 Nm depending on specs)

✔ Significant weight reduction vs OEM
→ Faster acceleration
→ Better throttle response
→ Improved handling & braking

✔ Improved shifting at high RPM

✔ Long lifespan of friction components → low replacement cost

✔ Plug & Play → No modifications required

✔ Better Pedal Feel & Modulation
Stick-up adapter ensures proper alignment of the release bearing for consistent feedback

Depending on the modifications already made, an adjustment may be necessary.