Sierra 18-3937 Piston Rings Replaces 0328506

Sierra 18-3937 Standard Piston Ring Set

Sierra high-quality marine parts are engineered to meet OEM specifications. All pistons are supplied complete with piston rings and wrist pin.

• Standard size
• For us on Mercruiser Stern Drive, OMC Inboard, OMC Stern Drive, and Volvo Penta engines

Interchangeable with:

• GM
• 14089025
• Johnson/Evinrude Outboard
• 328506
• 986336
• 3853960
• Mercruiser Stern Drive
• FI1101321
• FI1100692
• F3892364
• F328506
• FI1100386
• 39-34988
• 39-67123
• 39-65153
• 39-17464
• OMC Inboard
• 328506
• OMC Stern Drive
• 985083
• 328506
• 3853960
• 3853268
• 986336
• 914555
• 3853268
• 14089025
• 0986336
• 3853930
• Volvo Penta
• 3853960
• 3853268
• 856381

California Residents: WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov