Product Overview:
The 3907824 heavy-duty upgraded camshaft fits post-1997 Cummins 6BT/6BTA5.9 STORM reinforced blocks, directly replacing 3914639 & 3929042. Optimized for constant high-load operation, it meets OEM specs for seamless installation.Built to resolve core wear and load-limit flaws of legacy camshaft versions, this unit adopts a full heavy-duty structural upgrade scheme tailored for sustained high-torque, high-load continuous operation.
3907824 Camshaft Specification:
Parameter
Value
Part No.
3907824 (DCEC)
Replacement No
Interchangeable with 3970366&3914639 & 3929042
Fit Engine
Cummins 6BT / 6BTA5.9 12V mechanical pump
Compatible Block
STORM reinforced thick front journal (June 1997+)
Material
Alloy ductile iron, deep quenched cam lobes
Surface Hardness
HRC 45–60, hardening layer 1.5–2mm
Front Journal Dia
45mm heavy-duty enlarged design
Valve Lift
8.5mm
Cam Duration
210°
Drive Type
Mechanical VE fuel pump eccentric
Net Weight
~10.4kg
Core Advantage
Heavy-duty upgraded, direct rop-in fit, no modification required
APPlication:
✅Medium & heavy-duty cargo trucks, dump trucks
✅Construction machinery: excavators, wheel loaders, rollers
✅Mining quarry transport vehicles
✅ 6BT diesel generator sets
✅Agricultural harvesters & tractors
Why Choose US?
✅Genuine guarantee: 100% original Cummins/DCEC, no counterfeit parts
✅Price Advantages as Authorized Cummins Distributor in China
✅Strict QC: 100% dimensional inspection and hardness testing
✅Fast global shipping: DHL/UPS/FedEx, 5–7 days door-to-door
Name: Aandy
Mobile:
Tel:19924579082
Email:1941346301@qq.com
Add:5F, Block 4, Next Industrial Park, 136 Zhongkang Road, Futian Dist, Shenzhen