Valair Clutches 13.00 Conversion kit 89-03 5.9 Cummins

Valair Performance Diesel NMU70279-5SCE Clutch Kit – 1989–2003 5.9L Cummins (NV4500 & 1989–1993 Getrag 360)

The Valair Performance Diesel NMU70279-5SCE is a 13″ single-disc organic clutch kit designed as a heavy-duty upgrade for 5.9L Cummins-powered trucks. This kit converts the factory 12.25″ clutch to a larger 13″ setup, improving holding capacity and heat dissipation for more demanding applications.

Product Overview:

• 13″ Conversion Upgrade: Replaces the smaller factory clutch for increased durability
• Smooth Engagement: Organic facings provide OEM-like drivability
• Increased Holding Power: Ideal for mild performance builds and heavier workloads

Key Specifications:

• Fitment: 1989–2003 5.9L Cummins (12V & 24V)
• Transmissions: NV4500 5-speed and 1989–1993 Getrag 360 5-speed
• Disc Size: 13″ diameter
• Power Rating: Up to ~350 HP and 750 ft-lbs torque
• Pressure Plate: Heavy-duty diaphragm style (approx. 3,400 lb clamping force)

What’s Included:

• 13″ Clutch disc (organic)
• Heavy-duty pressure plate
• Dual-drilled 13″ flywheel (required for conversion)
• Release (throwout) bearing
• Pilot bearing
• Alignment tool

Upgrade Options:

• NMU70279-01-5SCE: HD Organic/Organic – Rated for 450 HP / 900 ft-lbs torque
• NMU70279-04-5SCE: HD Ceramic/Ceramic – Rated for 600 HP / 1100 ft-lbs torque
• NMU70279-06-5SCE: HD Ceramic/Kevlar – Rated for 500 HP / 1000 ft-lbs torque