L-Series (L20B / L24 / L26 / L28) Xtreme Chromoly Single Mass Flywheel

Upgrade your L-series clutch setup with this Xtreme Chromoly Single Mass Flywheel. Manufactured from high strength 4140 chromoly steel, it’s designed for performance applications where strength, reliability and faster engine response are important.

This flywheel suits popular Nissan/Datsun L-series engines including L20B, L24, L26 and L28 — ideal for builds in vehicles like 240Z/260Z/280Z and also common swaps such as L20B into 510/1600.

🔧 Key Features

• Single mass flywheel – ideal for performance and modified vehicles
• 4140 chromoly steel construction for strength and durability
• Lightweight design helps improve throttle response and engine acceleration
• Precision balanced for efficient and reliable operation
• SFI tested and approved (explosion-proof design)

📏 Specifications

• Flywheel Type: Single Mass
• Material: 4140 Chromoly
• Ring Gear Teeth Count: 120
• Flywheel Mounting Hole Diameter: 12.8mm
• Design: Multi-drilled

✅ Engine Fitment

• L20B
• L24
• L26
• L28

Examples of vehicles these engines are commonly found in: 240Z, 260Z, 280Z, 240K, 280ZX, Bluebird, Cedric and many more.

⚠️ Important Notes

• Only suitable for Xtreme Clutch kits – not compatible with OEM or other brand clutch kits
• Always confirm clutch compatibility and required machining/specs before installation

💡 Need help confirming fitment? Contact us for expert support and recommendations tailored to your build.