Product Description
19.75.B90 (1975B90) Guascor Cylinder Head Gasket Set for HGM / SFGLD Engines
The 19.75.B90 / 1975B90 Guascor Cylinder Head Gasket Set is a complete OEM-compatible sealing solution that includes all gaskets, O-rings, and sealing components required when removing and reinstalling a cylinder head.
This kit is specifically designed for HGM cylinder heads 19.11.240 (1911240) and 19.11.630 (1911630) and is suitable for SFGLD and HGM560 series gas engines.
Manufactured in accordance with OEM material specifications and sealing standards, the 1975B90 gasket set ensures leak-free operation, pressure stability, and long service life in high-temperature industrial gas engine applications.
Kit Contents – OEM Reference Part No. 19.75.B90 / 1975B90
The 1975B90 cylinder head gasket set comprises all parts necessary for cylinder head removal and refitting, as detailed below:
| Item | Part Number | Quantity | Description |
|---|---|---|---|
| 1 | 1610041 | 1 | O-ring oil hole |
| 2 | 1610042 | 1 | Aluminium bushing oil hole |
| 3 | 1910273 | 1 | Cylinder head gasket |
| 4 | 1620165 | 1 | Water pipe gasket |
| 5 | 1920055 | 1 | Gasket between head and water pipe |
| 6 | 1940064 | 1 | Exhaust joint |
| 7 | 7042911 | 4 | Washer |
| 8 | 7212212 | 1 | O-ring manifold water pipe |
| 9 | 7212302 | 1 | O-ring spark plug sleeve (upper) |
| 10 | 7212306 | 1 | O-ring spark plug sleeve (lower) |
| 11 | 7212643 | 2 | O-ring spark plug sleeve |
| 12 | 7213685 | 2 | O-ring between head and intake manifold |
| 13 | 7216492 | 1 | Rocker arm cover gasket |
Disclaimer: Part numbers are subject to change without prior notice.
Applications
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HGM cylinder heads 19.11.240 (1911240)
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HGM cylinder heads 19.11.630 (1911630)
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Guascor HGM560 series engines
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Guascor SFGLD series gas engines
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Biogas, natural gas, and CHP power plants
Key Features & Benefits
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Complete cylinder head gasket and sealing kit
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All gaskets & O-rings required during head removal
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OEM-spec materials for high temperature & pressure
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Prevents oil, water, and gas leakage
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Ensures proper sealing and engine efficiency
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Reduces downtime and repeat maintenance
OEM-Equivalent & Stainless-Steel Gasket Option
The 1975B90 kit is available in OEM-equivalent version, offering:
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High-quality workmanship
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Proven reliability in continuous-duty engines
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A dependable alternative to the original Guascor kit
Stainless steel cylinder head gasket versions are also available for applications requiring enhanced durability and thermal resistance.
When to Use the 1975B90 Gasket Set
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During cylinder head removal or refitting
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Routine engine maintenance and overhaul
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Repairing coolant, oil, or combustion gas leaks
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Restoring engine efficiency and sealing integrity
Installation Best Practices
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Thoroughly clean cylinder head and engine block surfaces
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Inspect mating surfaces and components before installation
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Tighten fasteners using OEM-recommended torque values
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Replace all sealing elements included in the kit for best results
Conclusion
The 19.75.B90 / 1975B90 Guascor Cylinder Head Gasket Set is an essential maintenance kit for professional servicing of Guascor HGM and SFGLD gas engines. By including all required gaskets and O-rings, it ensures leak-free operation, extended engine life, and reliable performance.
📩 Contact us today for pricing, technical details, or bulk supply of Guascor cylinder head gasket sets and overhaul kits.
