Product Description
19.15.120 Piston for Guascor FGLD Gas Engines
Heavy-Duty Piston for Reliable FGLD Engine Performance
The 19.15.120 piston is a high-quality engine component designed specifically for Guascor FGLD gas engines. Engineered to operate under continuous high load and elevated combustion temperatures, this piston delivers consistent power output, reduced wear, and long service life in industrial gas engine applications.
It is widely used in biogas plants, natural gas engines, landfill gas engines, and cogeneration (CHP) systems, where engine reliability and efficiency are mission-critical.
Product Overview – 19.15.120 FGLD Piston
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Application: Guascor FGLD gas engines
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Product Type: Engine piston
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Engine Category: Industrial gas engine
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Condition: New / OEM-compatible / OEM available
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Use Case: Power generation, CHP, biogas & industrial gas engines
Optimized Combustion Bowl Design
The 19.15.120 FGLD piston incorporates a precisely engineered combustion bowl profile that supports stable and efficient combustion.
Design Benefits:
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Improved air–fuel mixing
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Enhanced turbulence and swirl
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Uniform flame propagation
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Reduced knocking and abnormal combustion
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Improved fuel efficiency and power stability
This combustion bowl geometry ensures that the air-fuel mixture burns evenly, minimizing thermal stress on engine components and supporting long-term reliability.
Thermal Control & Oil Cooling System
To withstand the extreme heat generated in FGLD engines, the piston is designed for active oil cooling. Pressurized lubricating oil is directed to the underside of the piston crown or circulated through internal oil galleries.
Advantages:
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Effective heat dissipation
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Reduced piston crown temperature
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Lower risk of thermal fatigue and cracking
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Extended piston, liner, and ring life
This cooling strategy is essential for engines operating in continuous or base-load conditions.
High-Strength Materials & Precision Manufacturing
The 19.15.120 piston is manufactured using premium alloy materials capable of handling:
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High combustion pressures
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Long operating hours
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Severe thermal cycling
Precision machining ensures:
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Accurate piston-to-liner clearance
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Reduced blow-by
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Controlled oil consumption
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Smooth and stable engine operation
OEM Option – Mahle Manufactured Pistons
The 19.15.120 FGLD piston is also available in OEM specification, manufactured by Mahle, the original piston supplier for Guascor engines.
Mahle pistons are known worldwide for:
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Advanced metallurgy
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Tight dimensional tolerances
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High resistance to wear and deformation
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Proven durability in industrial gas engines
This OEM option guarantees full compatibility with original Guascor engine specifications.
Recommended Maintenance & Replacement Intervals
For optimum engine performance and reliability:
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Inspect piston and rings during major overhauls
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Replace piston rings during scheduled R2 service intervals
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Replace piston during R3 overhaul or when wear limits are reached
Actual service intervals may vary depending on fuel quality, operating load, and site conditions.
Support for Legacy FGLD Engines
The 19.15.120 piston remains fully supported for older and legacy Guascor FGLD engines, ensuring:
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No requirement for engine modification
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Retention of original combustion characteristics
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Cost-effective maintenance solution
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Extended operational life of existing engines
This is particularly valuable for operators maintaining long-running installations with controlled maintenance budgets.
Global Supply – OEM & OEM-Compatible Solutions
We supply Guascor FGLD pistons in both OEM and high-quality OEM-compatible versions, offering:
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Competitive pricing
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Worldwide shipping
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Reliable stock availability
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Technical support for correct part selection
