SP-PISTON O-RING 37*1.2MM (MS180)-SH-28
The SP-Piston O-Ring 37×1.2 mm for STIHL MS180 (SH-28) is a precision sealing component designed to maintain efficient compression and prevent leakage between the piston and cylinder in the STIHL MS180 chainsaw engine. Manufactured from high-quality elastomer, this O-ring offers excellent resilience, heat resistance and long service life even under high-temperature engine conditions.
Technical Specifications
Compatibility: STIHL MS180 Chainsaw
Part Type: Piston O-Ring / Seal
Size: 37 mm (inner diameter) × 1.2 mm (cross-section thickness)
Material: High-grade synthetic rubber/elastomer
Shape: Circular cross-section sealing ring
Function:
Provides a tight seal between piston and cylinder wall
Prevents compression loss and reduces blow-by
Retains proper pressure inside combustion chamber
Temperature Resistance: Designed to withstand high engine temperatures
Chemical Resistance: Compatible with engine oil and fuel vapors
Key Features
Precision Fit: Matches STIHL MS180 piston dimensions for accurate sealing.
Durable Material: Resilient elastomer resists wear, heat and chemical attack.
Effective Sealing: Prevents gas leakage to maintain combustion efficiency.
Engine Reliability: Helps preserve compression and engine performance.
Easy Replacement: Simple to install during engine servicing or rebuild.