194-4098 Caterpillar engine camshaft for engine spare part

Short Description:

194-4098 Caterpillar engine camshaft, fits 3126B diesel engine, controls intake and exhaust valve timing for overhaul replacement of trucks, construction machinery and generator sets.


Product Detail

Product Tags

description

This camshaft is designed for 3126B engine. It is forged from alloy steel. Cam lobes and journals are induction hardened and precision ground. Lobe lift and duration follow OEM specifications to maintain stable valve timing. It is widely used on medium-duty trucks, loaders and industrial power units with 3126B. It resolves lobe pitting, spalling, journal scoring and timing disorder, improving power loss, high fuel consumption and rough idle. It is a common replacement part during engine overhaul.

Part Number: 194-4098
Type: Engine Camshaft
Compatible Engine: Caterpillar 3126B
Interchange Part Number: 194-4099
Material: Low Alloy Steel
Manufacturing Process: Forging, induction hardening, precision cylindrical grinding
Associated Components: Camshaft bushings, timing gear, tappets, pushrods

Product Advantages

• Controls valve actuation for the right cylinder bank
• Works with timing components to maintain synchronized operation
• Supports balanced airflow and combustion across engine cylinders

1. OEM lobe profile keeps accurate valve timing without changing original 3126B power calibration.
2. Hardened lobes and journals resist pitting and wear for continuous heavy-duty operation.
3. Full runout inspection with strict concentricity tolerance, reducing bearing uneven wear and timing noise.
4. Standard locating structure, fully compatible with original timing gears, tappets and pushrods for easy assembly.
5. Stable supply, suitable for bulk maintenance stocking for repair shops and fleets.

FAQ 

Q: Can 194-4098 interchange with 194-4099?
A: Yes, they are interchangeable for 3126B. Verify engine serial number before installation.

Q: Can it fit standard 3126 (non-B) engine?
A: No. The lobe profile is different, not interchangeable.

Q: Can camshaft with light scratches be reused?
A: Replace it if pitting, spalling or deep scoring exists, it will damage tappets quickly.

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