Sierra 18-4257 Pipe Plug

Sierra 18-4256 Pipe Plug 56507 Pipe Sealant with Teflon is recommended for use on 

Sierra 18-4264 Pipe Plug Sierra high-quality engine parts are designed to meet OEM specifications. For use on Mercruiser Stern Drives and Mercury Marine engines. Using Pipe Sealant with Teflon is...

Sierra 18-4265 Pipe Plug Sierra replacement pipe plug for Mercury and Mercruiser engines. Thread Size: 3/4" or 19.1mm - 14 NPT Material: Brass Interchangeable...

Sierra 18-4258 MerCruiser Pipe Plug Sierra stainless steel pipe plug with square drive. Note: Pipe sealant with Teflon is recommended for use on plug threads. Thread Size: 3/4" - 14 NPT Use...

Sierra 18-8111 Pipe Plug 1/4-18 NPT Sierra replacement pipe plug for Mercruiser Stern Drives, Mercury Marine, and Mercury Sport Jet engines. Thread Size: 1/4" - 18 NPT Material: Brass Use with:...

Sierra 18-4263 Pipe Plug 1/8"-27 NPT Sierra replacement pipe plug. Thread Size: 1/8" - 27 NPT Material:...

Sierra 18-8111-9 Pipe Plug 1/4-18 NPT (Package of 3) Sierra 18-8111-9 Pipe Plug is a replacement for Mercruiser Stern Drives. Sold as a package of 3. Size: 1/4" - 18 NPT Material:...

Sierra 18-4251 OMC Ball Gear Plug Sierra high-quality engine parts are designed to meet OEM specifications. O.D.: 1.748 Interchangeable with: GLM 22030 Mallory 9-78013 OMC...

Sierra 18-6021 Zinc Anode Plug for Volvo Penta Sierra replacement anode plug for Volvo Penta engines. Material: Zinc Interchangeable with: Tecnoseal 00714TPM Volvo...