20R-6741 camshaft assembly CAT engine spare part

20R-6741 camshaft assembly CAT engine spare part Featured Image
  • 20R-6741 camshaft assembly CAT engine spare part
  • 20R-6741 camshaft assembly CAT engine spare part

Short Description:

20R-6741 is Cat Reman camshaft assembly for C175 engine, paired with 20R-6740, it controls cylinder bank valve timing, widely used for overhaul of large mining dozers, heavy haul trucks and high-power generator sets.


Product Detail

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description

This reman camshaft assembly follows Cat Reman rebuilding standards, including magnetic particle inspection, journal straightening, cam profile fine grinding and hardness recheck. Its dedicated cam lift curve matches the valve timing logic of high-power C175 engine. It is installed as a pair with 20R-6740 to drive valve lifters and pushrods, precisely control valve opening and closing for stable combustion under heavy load. The package includes camshaft body, locating spacer and thrust washer. It is built from high-strength forged alloy steel, cam lobes are induction hardened, journals reground to OEM tolerance. It has different cam profile from 20R-6740, they cannot be swapped individually. Verify engine serial number before ordering.

Part Number: 20R-6741
Part Name: Reman Camshaft Assembly
Fit Model: CAT C175 Engine
Matching Part: 20R-6740
Assembly Contents: Camshaft, locating spacer, thrust washer
Cam Heat Treatment: Deep induction hardening
Working Condition: High-power mining dozing, heavy mine haulage, constant-power industrial power generation

Product Advantages

1. Rebuilt per Cat Reman specification. Matched with 20R-6740 for synchronized valve timing and stable high-power output
2. Deep hardened layer, resistant to high temperature and heavy impact, suitable for continuous full-load C175 operation
3. Pre-packed with spacer and thrust washer, avoid separate part selection and clearance adjustment error
4. Predictable lead time for reman unit, cost-effective vs new assembly, ideal for large mine maintenance in Africa and Southeast Asia

FAQ 

Q: Can 20R-6741 replace 20R-6740 separately?
A: No. They are matched pair for C175, different timing curve, must be installed together, not interchangeable individually.

Q: Does this assembly come with thrust washer and spacer?
A: Yes, it includes locating spacer and thrust washer for direct installation.

Q: Is shorter oil change interval required for continuous high-power generator duty?
A: Use Cat-spec high-performance oil, shorten oil service interval under high-temperature heavy-load conditions.

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