1990 Yamaha YZ125 Engine Parts
- Complete Engines
- Timing Gears & Chains
- Valves & Valve Train Parts
- Pistons, Rings & Connecting Rods
- Camshafts
- Cylinders
- Turbochargers & Superchargers
- Cam Chain & Belt Tensioners
- Oil Filters
- Oil Pumps
- Oil Cooling Systems
- Oil Pans, Dipsticks & Drain Plugs
- Oil Lines
- Oil Tanks
- Engine Case Covers
- Engine Vents
- Engine Sensors & Switches
- Engine Gaskets & Seals
- Engine Mounts & Hardware
- Engine Bearings
- Engine Oils & Additives
- Chemicals
- Engine Tools
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Athena®Complete Gasket KitYamaha YZ125 1990, Complete Gasket Kit by Athena®. Quantity: 27 Pieces. Athena offers the most complete range of gaskets and gasket sets for every make and model of motorcycles, jet-ski, snow-mobiles and outboards in the world. The...Designed and manufactured using innovative technologiesMade with maximum safety and reliability in mind$38.66 - Athena®Top End Gasket KitYamaha YZ125 1990, Top End Gasket Kit by Athena®. Quantity: 21 Pieces. Athena offers the most complete range of gaskets and gasket sets for every make and model of motorcycles, jet-ski, snow-mobiles and outboards in the world. The...Designed and manufactured using innovative technologiesMade with maximum safety and reliability in mind$28.76
- Outlaw Racing®Engine Gasket KitYamaha YZ125 1990, Engine Gasket Kit by Outlaw Racing®. Outlaw Racing Complete Gasket Kits are exactly what you need to get your bike rebuilt and running right! Using materials such as Stainless Steel, Fluoroviton and Teflon, Outlaw...Designed to fulfill your motorcycle needsElaborately created with customization in mind$32.94
- Outlaw Racing®Engine Oil Seal KitYamaha YZ125 1990, Engine Oil Seal Kit by Outlaw Racing®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...Exact spec OEM replacement oil seal KitsAll seals necessary for complete engine and transmission rebuild$19.94
- Outlaw Racing®Top End Gasket KitYamaha YZ125 1990, Top End Gasket Kit by Outlaw Racing®. Outlaw Racing Top End Gasket Kits are exactly what you need to get your bike rebuilt and running right! Using materials such as Stainless Steel, FluoroRubber and Teflon, Outlaw...Designed to fulfill your motorcycle needsElaborately created with customization in mind$12.63
- Winderosa®Oil Seal KitYamaha YZ125 1990, Oil Seal Kit by Winderosa®. Constructed from quality materials that meet or exceed OEM specifications. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a...High-performance gaskets for hardcore racing junkiesGreat for your dirtbike, snowmobile, ATV, PWC, or small engine$22.36
- Wiseco®Top End BearingYamaha YZ125 1990, Top End Bearing by Wiseco®. Length: 19.5mm. Inner Diameter: 16mm. Outer Diameter: 20mm.Guaranteed workmanship and material qualityPeerless quality and superior consistency$20.10
- All Balls®Countershaft WasherYamaha YZ125 1990, Countershaft Washer by All Balls®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Used by pro racing pilots and amateur bikers around the worldBlend of astounding operation and unmatched reliability$28.95
- All Balls®Crankshaft Bearing and Seal KitYamaha YZ125 1990, Crankshaft Bearing and Seal Kit by All Balls®. Feature Koyo and Nachi Bearings (precision Japanese crank bearings). Reduce crank pin wear with our crank seals. Designed with a carbon/fluorocarbon sealing lip to reduce...Used by pro racing pilots and amateur bikers around the worldBlend of astounding operation and unmatched reliability$60.96
- Bolt MC Hardware®Engine Fastener KitsYamaha YZ125 1990, Engine Fastener Kits by Bolt MC Hardware®. Engine Fastener Kits come with modern dimpled flange bolts. With a bright zinc finish, these fasteners last long and give a clean, updated look to any engine. This top-grade...Designed to provide unrivaled value and maximum reliabilityPerformance tested before going into production$39.99
- BikeMaster®Flywheel Puller ToolYamaha YZ125 1990, Flywheel Puller Tool by BikeMaster®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured...Manufacturer's lifetime warrantyDesigned to fulfill the needs of motorcyclists$8.91
- Lucas Oil®Racing Formula 2-Cycle Motor OilYamaha YZ125 1990, Racing Formula 2-Cycle Motor Oil, by Lucas Oil®. Lucas developed this new 2-Cycle engine oil specifically for racing and other demanding applications. It is great for all high RPM and high compression applications...Top-quality high ester content 2-cycle oilDesigned to leave an oily film on all wetted parts so that you’re never without lubrication$26.98 - $109.32
- Maxima Racing Oils®Premium 2 2-Stroke Semi-Synthetic Premix/Injector Engine OilYamaha YZ125 1990, Premium 2 2-Stroke Semi-Synthetic Premix/Injector Engine Oil, by Maxima Racing Oils®. Premium 2 is a clean burning synthetic blend of high performance polyolester, polybutene and petroleum base stocks along with...Clean burningOutstanding anti-wear/anti-scuff protection$15.08 - $264.53
- Maxima Racing Oils®Scooter 2T Injector Semi-Synthetic 2-Stroke Engine Oil, 1 LiterYamaha YZ125 1990, Scooter 2T Injector Semi-Synthetic 2-Stroke Engine Oil, 1 Liter by Maxima Racing Oils®.$8.34
- Maxima Racing Oils®Scooter 2T Premix Engine Oil, 5 GallonsYamaha YZ125 1990, Scooter 2T Premix Engine Oil, 5 Gallons by Maxima Racing Oils®. Mineral based 2-stroke engine oil designed to ensure optimum protection and performance for scooters and mopeds. Clean burning, low-smoke formulation...Optimum hardware protection for all critical engine partsHigh quality base stocks and anti-wear additives combine to protect and cool$145.48
- Maxima Racing Oils®Scooter Pro Synthetic Premix Engine Oil, 5 GallonsYamaha YZ125 1990, Scooter Pro Synthetic Premix Engine Oil, 5 Gallons by Maxima Racing Oils®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high...Made to deliver trouble-free operation for years aheadOptimal protection against wear$167.52
- Maxima Racing Oils®Super M Injector Semi-Synthetic 2-Stroke Engine OilYamaha YZ125 1990, Super M Injector Semi-Synthetic 2-Stroke Engine Oil, by Maxima Racing Oils®.$14.20 - $46.01
- Maxima Racing Oils®Super M Premix Engine OilYamaha YZ125 1990, Super M Premix Engine Oil, by Maxima Racing Oils®. Super-M is a high performance racing 2-Cycle lubricant incorporating the latest technology. Super-M is a blend of clean burning petroleum base oil, synthetic...Ester based synthetic blendReduces friction$8.34 - $246.89
- Maxima Racing Oils®Tundra Snowmobile 2-Stroke Synthetic Premix/Injector Engine OilYamaha YZ125 1990, Tundra Snowmobile 2-Stroke Synthetic Premix/Injector Engine Oil, by Maxima Racing Oils®. Tundra is an advanced 2-cycle lubricant utilizing petroleum base oil for its natural low temperature flowability. Tundra also...Advanced 2-cycle lubricantLow temperature flowability$8.77 - $30.95
- Maxima Racing Oils®Tundra Snowmobile Synthetic 2T Engine Oil, 1 GallonYamaha YZ125 1990, Tundra Snowmobile Synthetic 2T Engine Oil, 1 Gallon by Maxima Racing Oils®. Full synthetic, ester-based 2-stroke engine oil specifically formulated for snowmobiles operating in cold climate extremes. Outstanding...Crafted to deliver unbeatable levels of qualityHigh grade materials for exceptional performance$52.90
- Maxima Racing Oils®Tundra-R Semi-Synthetic 2-Cycle Engine Oil, 1 GallonYamaha YZ125 1990, Tundra-R Semi-Synthetic 2-Cycle Engine Oil, 1 Gallon by Maxima Racing Oils®. High Performance synthetic blend that provides engine protection and performance under extreme racing conditions. Unique additives provide...Made to deliver trouble-free operation for years aheadOptimal protection against wear$46.82
- Bel-Ray®Mineral 2T Engine Oil, 1 LiterYamaha YZ125 1990, Mineral 2T Engine Oil, 1 Liter by Bel-Ray®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Bel-Ray 2T Mineral 2-Cycle Lubricant is a premium petroleum lubricant, that offers superior protection and performanceMay be used as a premix or in injector systems$9.84
- Bel-Ray®SI-7 Synthetic 2T Engine Oil, 1 LiterYamaha YZ125 1990, SI-7 Synthetic 2T Engine Oil, 1 Liter by Bel-Ray®. Bel-Ray® Si-7 Full Synthetic 2T Engine Oil is a 2-stroke motorcycle oil specifically formulated for use in injector/autolube systems, but can be used as pre-mix....For 2T engine injector/autolube or premix applicationsAPI TC, meets JASO FD, ISO-L-EGD$19.39
- Bel-Ray®SL-2 Semi-Synthetic 2T Engine Oil, 1 LiterYamaha YZ125 1990, SL-2 Semi-Synthetic 2T Engine Oil, 1 Liter by Bel-Ray®. Bel-Ray® SL-2 Semi-Synthetic 2T Engine Oil is a 2-stroke synthetic motorcycle oil that provides outstanding performance in 2-stroke motorcycle engines. Reduces...Clean-burning, synthetic blend for injector/autolube or pre-mix applications with wear protection that extends lifeFor 2T engines$5.54
- Champion Brands®WP2 Semi-Synthetic Racing Premix 2T Engine OilYamaha YZ125 1990, WP2 Semi-Synthetic Racing Premix 2T Engine Oil, 1 Gallon by Champion Brands®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality,...Crafted to deliver unbeatable levels of qualityHigh grade materials for exceptional performance$35.73 - $160.80
- Klotz®BeNOL™ Mineral Racing Castor Engine LubricantYamaha YZ125 1990, BeNOL™ Mineral Racing Castor Engine Lubricant, by Klotz®. BeNOL™ Racing Castor Lubricant by Klotz®.This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a...Identifiable Klotz red and racy scentImproves throttle response$9.00 - $53.41
- Klotz®Racing TechniPlate™ 2-Stroke Synthetic Engine LubricantYamaha YZ125 1990, Racing TechniPlate™ 2-Stroke Synthetic Engine Lubricant, by Klotz®. For racing and abusive situations. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a...Recommended for power valve enginesIdentifiable Klotz red and racy scent$10.35 - $69.98
- Klotz®SkiCraft™ TechniPlate™ 2-Stroke Engine LubricantYamaha YZ125 1990, SkiCraft™ TechniPlate™ 2-Stroke Engine Lubricant, by Klotz®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of...Certified warranty compliant: NMMA RL#93101 TC-W3, JASO FD, DFIImproved throttle response$14.96 - $57.60
- Klotz®Snowmobile TechniPlate™ 2-Stroke Synthetic Engine LubricantYamaha YZ125 1990, Snowmobile TechniPlate™ 2-Stroke Synthetic Engine Lubricant, by Klotz®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high...Certified warranty compliant: NMMA RL#93101 TC-W3, JASO FD, DFIIdentifiable Klotz red. Smells like Klotz$18.04 - $67.10
- Klotz®Super TechniPlate™ Synthetic 2-Stroke Racing Motor OilYamaha YZ125 1990, Super TechniPlate™ Synthetic 2-Stroke Racing Motor Oil, by Klotz®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level...For 2-cycle pre-mix only (not for oil injection systems)TechniPlate® lubricity system for superior film strength and anti-scuff protection$11.55 - $59.54
