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O.S. - OSMG9247 OSM45560220 45560220 531028123465 4531028123465
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O.S. Valve Spring Exhaust FS-120 Surpass
O.S. Valve Spring Exhaust FS-120 Surpass
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Tech Notes
This is the replacement valve spring for OS engines: FS120-Surpass w/pump,
FS120 w/o pump, FS120 Surpass SP

PACKAGE INCLUDES: 1-Spring (metal)

COMMENTS: This seats onto the cylinder head and is located on the exhaust side

SPECS: Length: 18mm Inside Diameter: 6mm sek/4-11-94 This is the shorter of the two Valve Springs in the engine

– If you need more information, use these O.S. resources –
Web Site:
Phone: 217-398-8970
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Click here for Units of Measure Conversion Calculators

Parts Compatibility
Parts Compatibility for O.S. Valve Spring Exhaust FS-120 Surpass
This item is a replacement part for the following:
 LXBY64 O.S. FS-120S-E Surpass Ringed 4-Stroke w/o Pump  (Parts List)
 LXBY65 O.S. FS-120 III Surpass Ringed 4-Stroke w/Pump  (Parts List)
 LXUYX4 O.S. FS-200S-P Surpass Ringed 4-Stroke w/Pump  (Parts List)
 LXPRL4 O.S. FS-200S Ringed 4-Stroke w/Muffler  (Parts List)
 LXXWH0 O.S. 110FS-a Ringed 4-Stroke w/Pump  (Parts List)

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