Engines & Maintenance

Sierra Upper Unit Tension Washer 18-3712 Part#: S-18-3712 Interchange: GLM - 28330 Mallory - 9-78107 Mercruiser Stern Drive - 12-45810

Sierra V6 Dry Joint Exhaust Manifold - Mercruiser - S-18-1842. Replaces: 864612T01Fits: 4. 3L Alpha/Bravo (2002 and Newer without Engine Catalyst)Use with:Dry Joint Elbow Gaskets: S-18-0720,...

Sierra Valve Cover Gasket For: GM 305/350 CID (5.0L & 5.7L) Interchangeable with the following:GLM30353Mercruiser Stern Drive27-1199927-3404327-52202<

Sierra Verado Flywheel Puller/Lifting Eye S-18-9897 Fits: All Verado engines as a lifting eye and flywheel puller Interchange: Mercury Marine91-895343A0291-895343T0191-895343T02

Vernatherm 143 manufactured by Sierra. Johnson/EvinrudeReplaces: 394411For: 10/15 (1993-95), 60/125/185 (1989-90), 65 (1987-89), 70/200/225 (1986-90), 120/140/300 (1985-90), 275 (1985-88) Part Number...

Sierra Voltage Regulator - Mercury/Mariner - S-18-5741Replaces: 815279A2, 815279-1For: Mercury engines with 16 amp or 40 amp charging system model/years 1989-91 Part Number SRA-S-18-5741

Sierra Voltage Regulator - Mercury/Mariner - S-18-5743Replaces: 815279-3, 815279-5, 883072TFor: Mercury engines with 16 amp or 40 amp charging system model/years 1992 to present*Note: Black wire (not...

Sierra VST Filter & Gasket Kit - S-18-79957. Fits: F50 (2005-2014), F60 (2005-2014), F70 (2010-2014), F75 (2005-2014), F90 (2005-2014), T50 (2005-2014), T60 (2005-2014)Sierra CodeDescriptionO. E...

Sierra VST Filter & Gasket Kit Item No: S-18-79956 Interchange: Yamaha Outboard63P-13915-00-006CB-14984-00-00

Yamaha VST Filter manufactured by Sierra. Replaces: 63P-13915-00-00Fits: F150 TXR(2004-09), F150 TLR(2004-09), F150 TJR(2009), LF150 TXR(2004-09), F250 TXR(2005-09), F250 TUR(2005-09), F300...

Sierra VST Kits - S-18-79951. Replaces: Kit 2Fits: F115(00-11), F200(02-10), F225(02-06), F225TXR(07-10), LF115(00-11), LF200(02-10), LF225(02-06), LF225 TXR(07-10)Sierra CodeDescriptionO. E...

Sierra VST Kits - S-18-79952. Replaces: Kit 3Fits: DX150(99-05), L225(99), L250(99), LX150(99-01), LX200(99-01), LX225(00-03), LX250(00-03), PX150(99), S225(99), S250(99), SX150(99-04), SX200(00-05),...