184mm Twin Disc Clutch Kit for Mitsubishi Lancer EVO 4 > 9 4G63

184mm Twin Disc Clutch Kit for Mitsubishi Lancer EVO 4 to 9

Applications:

This clutch kit was specifically developed for:

• Mitsubishi Lancer EVO IV - 5
• Mitsubishi Lancer EVO V - 5
• Mitsubishi Lancer EVO VI - 6
• Mitsubishi Lancer EVO VII - 7
• Mitsubishi Lancer EVO VIII - 8
• Mitsubishi Lancer EVO IX - 9

Kit Includes:

✔ 184mm / 7.25" Twin-Plate Clutch kit (4.20 kg)

✔ 184mm / 7.25" Ultra-lightweight Flywheel (2.70 kg)

✔ Clutch disc alignment tool

✔ Extra: Clutch release bearing set + Pull to Push converter or Hydraulic release bearing set

Component Features

Flywheel

• Weight: only 2.7 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)

Sintered Clutch Discs — Ø184 mm (7.25")

• Material: Proprietary blend of sintered metal compounds, engineered with precise manufacturing tolerances
• Standard version design: Three large friction pads for optimal engagement and reliability.
• Hub: Machined from forged chromoly steel and induction hardened for maximum strength and wear resistance
• Customization: Available on request (e.g. custom spline)

Clutch release bearing + specific support

• Bearing: racing-grade quality release bearing, essential for any race clutch to withstands extreme mechanical loads and high working temperatures
• Specific support

Clutch alignment tool: 

• Designed to match the exact geometry of your transmission input shaft and pilot bearing to ensure perfect clutch disc alignment during installation.

Key Features & Benefits

✔ 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

✔ Excellent Pedal Feel & Modulation

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