YS Parts No.OEM Parts No.Fit for EngineSize and SpecificationCategory
YS18-390418-3904Sierra 18-3904 Piston Rings Replaces 0394930Sierra 18-3904 Piston Ring for Johnson and Evinrude Engines

Sierra replacement engine parts are designed to meet OEM specifications.

Standard 3.5 Bore
Fits:

85-300 HP 4 & 6 cyl


Interchangeable with:

GLM
24210
Johnson/Evinrude Outboard
394930
Mallory
9-54416
Wiseco
3500KD		EVINRUDE OUTBOARD INLINE PISTON & RINGS
YS18-390518-3905Sierra 18-3905 Piston Rings Replaces 0396504DESCRIPTION
Sierra 18-3905 Johnson/Evinrude Piston Rings

Sierra high-quality engine parts are designed to meet OEM specifications.

Bore Size: 3.530
Interchangeable with:

GLM
24300
Johnson/Evinrude Outboard
396504
Mallory
9-54418
9-54422
Wiseco
3530KD
California Residents: warning sign		EVINRUDE OUTBOARD INLINE PISTON & RINGS
YS18-391318-3913Sierra 18-3913 Piston Rings Replaces 0391170Sierra 18-3913 Piston Rings for Johnson/Evinrude Engines

Sierra replacement piston rings for Johnson/Evinrude Outboards.

Fits: 35-60 hp 2 & 3 cylinder engines
Bore Size: 3.187/Std
Interchangeable with:

GLM
24310
Johnson/Evinrude Outboard
391170
434107
Mallory
9-54400
Wiseco
3187KD		EVINRUDE OUTBOARD INLINE PISTON & RINGS
YS18-390618-3906Sierra 18-3906 Piston RingsSierra 18-3906 Piston Rings

Sierra high-quality marine parts are designed to meet OEM specifications. Fit Johnson/Evinrude Outboards and OMC Stern Drives.

Bore Size: 3.520
Interchangeable with:

Johnson/Evinrude Outboard
439001
396503
385662
Mallory
9-54417
OMC Stern Drive
396503
385662
439001
Wiseco
3520KD		EVINRUDE OUTBOARD INLINE PISTON & RINGS
YS18-391518-3915Sierra 18-3915 Piston RingsSierra 18-3915 Johnson/Evinrude Piston Rings

Sierra high-quality engine parts are designed to meet OEM specifications. For use on Johnson/Evinrude Outboards.

Bore Size: 3.217 / .030
Interchangeable with:

GLM
24330
Johnson/Evinrude Outboard
391416
434109
Mallory
9-54402
Wiseco
3217KD		EVINRUDE OUTBOARD INLINE PISTON & RINGS
YS18-393318-3933Sierra 18-3933 Piston RingsSierra 18-3933 Piston Rings

Sierra high-quality replacement piston rings for Johnson/Evinrude Outboards.

Bore Size: 2.218/.030
Interchangeable with:

GLM
24430
Johnson/Evinrude Outboard
386280
Mallory
9-54406
Wiseco
2218KD		EVINRUDE OUTBOARD INLINE PISTON & RINGS
YS18-406318-4063Sierra 18-4063 Piston KitSierra 18-4063 Piston Kit

Sierra replacement piston kit for Johnson/Evinrude Outboards.

Bore Size: 3.187 / Std
Interchangeable with:

Johnson/Evinrude Outboard
433945
394461
437409
437411
5006701
Mallory
9-53432
Wiseco
3072PS
3172PS		EVINRUDE OUTBOARD INLINE PISTON & RINGS
YS18-412418-4124Sierra 18-4124 Piston KitSierra 18-4124 Piston Kit

Sierra replacement piston kit for Johnson/Evinrude Outboards.

Bore Size: 3.000 / Std
Interchangeable with:

GLM
24040
Johnson/Evinrude Outboard
387284
5006751
Mallory
9-53416
Wiseco
3015PS
3115PS		EVINRUDE OUTBOARD INLINE PISTON & RINGS

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