KAD Classic Mini EN40B Billet Crankshaft

New for 2025: After extensive testing during the 2022/23/24 seasons in our own Historic car and Aaron Smith's championship-winning Mini Miglia, we proudly introduce this high-performance crankshaft.

Exclusively designed and engineered by Walford Crankshafts, these precision-engineered components are built for those who demand the best.

Key Features:

• Material: Ultra refined, no sulphur EN40B for durability and strength
• Heat Treatment: Nitride process for enhanced wear resistance
• Counterweight Design: Optimized through rigorous testing and development
• Long Keyway Groove: For improved fitment and longevity 
• Large Radius Profile: Applied to all journals for improved strength  
• Primary Gear C-Clip Groove Radius: For improved nose fatigue strength  

Precision & Balance:

Each crankshaft undergoes in-house balance checks to ensure precision within 0.5 grams, providing you with reliability you can count on.

Stock Specifications:

• 1300cc Main Journal & Thrusts
• 'S' Rod Journal (1.625”)
• 81.3mm Stroke

Bespoke Cranks Available: Need a custom solution? Contact us to discuss your requirements.

Finish Options: Choose between standard or super finish (super finish is shown in the images).