350-0637 engine camshaft for engine spare part

Short Description:

CAT 350-0637 engine camshaft fits C7.1 electronic engines. Its lobe profile is optimized for earthmoving and variable load cycles, widely used for overhaul of 320D2, 323D2 and 326D2 mid-size excavators.


Product Detail

Product Tags

description

It is forged from steel with induction-hardened cam lobes and precision-ground journals to guarantee good coaxiality. The inline 6-cylinder C7.1 uses overhead hydraulic lifters. This camshaft governs valve timing and works with electronic fuel injection to balance digging torque and smoke suppression. Different from 375-2013, 350-0637 is calibrated for heavy continuous earthmoving for early C7.1 variants. It fits 320D2, 320D2 GC, 320D2 L, 323D2, 323D2 L, 326D2, 326D2 L, M322D2 wheel excavators, 950GC loaders, 140M2 graders, D5K2 dozers and C7.1 generator sets, built for dusty, frequent-cycle construction sites in Southeast Asia and Africa.

Part No.: 350-0637
Name: Engine Camshaft
Application: CAT C7.1 engine; 320D2, 323D2, 326D2, M322D2, 950GC, 140M2, D5K2, C7.1 generator set
Total Length (in): 30.2
Material: Corrosion Preventative Fluid
Structure: Inline single camshaft, timing gear not included

Product Advantages

1. Timing curve matches early C7.1 ECU, delivering strong digging torque and stable smoke control.
2. Precision machined journals maintain reliable oil film under cyclic shock loads and prevent bearing damage.
3. Uniform hardened layer improves contact fatigue resistance and reduces cam pitting failure.
4. OEM reference dimensions allow reuse of serviceable original cam gear and cut service downtime.

FAQ 

Q: Can 350-0637 interchange with 375-2013?
A: Both are C7.1 camshafts, but calibrated for different serial number ranges. Verify engine serial number before ordering.

Q: How many 350-0637 camshafts are needed for one C7.1 engine?
A: C7.1 is inline 6-cylinder, only one camshaft per engine.

Q: Can lightly worn original cam gear be reused?
A: It is allowed after backlash inspection. Replace the gear if backlash exceeds service limit.

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