Thomas Semi Truck Engine
- Engine Blocks
- Crankshafts
- Cylinder Heads
- Valve Covers
- Valves & Valvetrain Parts
- Pistons, Rings & Connecting Rods
- Timing Gears, Chains & Covers
- Intercoolers
- Oil Coolers
- Oil Filters
- Engine Bearings
- Oil Pumps
- Oil Pans, Drain Plugs & Dipsticks
- Engine Pulleys
- Engine Sensors, Relays, Switches
- Serpentine Belts & Auxiliary Drive Belts
- Engine Rebuild Kits
- Motor Oils
- PAI®Rear Engine Gasket Kit (131462)Rear Engine Gasket Kit (131462) by PAI®. 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...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$5.97
- PAI®Upper Engine Gasket Kit (331331)Upper Engine Gasket Kit (331331) by PAI®. 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...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$393.71
- PAI®Upper Engine Gasket Kit (131407)Upper Engine Gasket Kit (131407) by PAI®. 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...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$190.30
- Gates®FleetRunner™ Heavy Duty V-Belt (9350HD)FleetRunner™ Heavy Duty V-Belt (9350HD) by Gates®. Length: 35.09". Gates is the largest global manufacturer of OE timing belts. This means Gates is able to cover the Aftermarket with timing belts that are OE-equivalent, or better, in...The finest quality at a great priceGates carries everything needed to complete the job$20.85
- Gates®FleetRunner™ Heavy Duty V-Belt (9341HD)FleetRunner™ Heavy Duty V-Belt (9341HD) by Gates®. Length: 34". Gates is the largest global manufacturer of OE timing belts. This means Gates is able to cover the Aftermarket with timing belts that are OE-equivalent, or better, in...The finest quality at a great priceGates carries everything needed to complete the job$22.44
- Gates®Micro-V™ V-Ribbed Belt (K080776)Micro-V™ V-Ribbed Belt (K080776) by Gates®. Length: 78.149". Gates is the largest global manufacturer of OE timing belts. This means Gates is able to cover the Aftermarket with timing belts that are OE-equivalent, or better, in...Special belt construction eliminates belt noise, reduces tension loss, and solves problem drive applicationsUtilizes advanced materials like Aramid Fiber found in bullet-proof vests and crack and heat-resistant EPDM materials$37.51
- Gates®Micro-V™ V-Ribbed Belt (K080694)Micro-V™ V-Ribbed Belt (K080694) by Gates®. Length: 69.948". Gates is the largest global manufacturer of OE timing belts. This means Gates is able to cover the Aftermarket with timing belts that are OE-equivalent, or better, in...Special belt construction eliminates belt noise, reduces tension loss, and solves problem drive applicationsUtilizes advanced materials like Aramid Fiber found in bullet-proof vests and crack and heat-resistant EPDM materials$40.23
- Gates®Micro-V™ V-Ribbed Belt (K080690)Micro-V™ V-Ribbed Belt (K080690) by Gates®. Length: 69.57". Gates is the largest global manufacturer of OE timing belts. This means Gates is able to cover the Aftermarket with timing belts that are OE-equivalent, or better, in service...Special belt construction eliminates belt noise, reduces tension loss, and solves problem drive applicationsUtilizes advanced materials like Aramid Fiber found in bullet-proof vests and crack and heat-resistant EPDM materials$43.90
- Gates®Micro-V™ V-Ribbed Belt (K080785)Micro-V™ V-Ribbed Belt (K080785) by Gates®. Length: 79.034". Gates is the largest global manufacturer of OE timing belts. This means Gates is able to cover the Aftermarket with timing belts that are OE-equivalent, or better, in...Special belt construction eliminates belt noise, reduces tension loss, and solves problem drive applicationsUtilizes advanced materials like Aramid Fiber found in bullet-proof vests and crack and heat-resistant EPDM materials$50.75
- Gates®Micro-V™ V-Ribbed Belt (K080780)Micro-V™ V-Ribbed Belt (K080780) by Gates®. Length: 78.586". Gates is the largest global manufacturer of OE timing belts. This means Gates is able to cover the Aftermarket with timing belts that are OE-equivalent, or better, in...Special belt construction eliminates belt noise, reduces tension loss, and solves problem drive applicationsUtilizes advanced materials like Aramid Fiber found in bullet-proof vests and crack and heat-resistant EPDM materials$43.35
- ACDelco®Specialty™ Heavy Duty V-Ribbed Serpentine Belt (K080694HD)Specialty™ Heavy Duty V-Ribbed Serpentine Belt (K080694HD) by ACDelco®. Length: 69.38". Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for...Made with precision and quality in mindDesigned to meet your specific needs$52.99
- Gates®DriveAlign™ Drive Belt Idler Pulley (36093)DriveAlign™ Drive Belt Idler Pulley (36093) by Gates®. Built to last by resisting dirt, salt, and other under-hood contaminants and are designed for use on passenger cars and light trucks as a locked center tensioning pulley, an...High quality construction provides high durability for long lifeBearing meets or exceeds OE and is designed for application specific speed and load requirements$35.75
- Gates®DriveAlign™ Drive Belt Idler Pulley (36096)DriveAlign™ Drive Belt Idler Pulley (36096) by Gates®. Built to last by resisting dirt, salt, and other under-hood contaminants and are designed for use on passenger cars and light trucks as a locked center tensioning pulley, an...High quality construction provides high durability for long lifeBearing meets or exceeds OE and is designed for application specific speed and load requirements$43.02
- Gates®DriveAlign™ Drive Belt Idler Pulley (36091)DriveAlign™ Drive Belt Idler Pulley (36091) by Gates®. Built to last by resisting dirt, salt, and other under-hood contaminants and are designed for use on passenger cars and light trucks as a locked center tensioning pulley, an...High quality construction provides high durability for long lifeBearing meets or exceeds OE and is designed for application specific speed and load requirements$31.85
- Dayco®No Slack™ Heavy Duty Automatic Belt Tensioner Assembly (89479)No Slack™ Heavy Duty Automatic Belt Tensioner Assembly (89479) by Dayco®. Serpentine belt drives consist of a single belt that powers most, if not all, of the engine’s accessories. Designed to maintain constant tension on serpentine...Heavy duty cast aluminum spring case that resists cracking and fatigueSteel pivot tube which provides additional strength for critical torque requirements$125.62
- Dayco®No Slack™ Heavy Duty Automatic Belt Tensioner Assembly (89444)No Slack™ Heavy Duty Automatic Belt Tensioner Assembly (89444) by Dayco®. Serpentine belt drives consist of a single belt that powers most, if not all, of the engine’s accessories. Designed to maintain constant tension on serpentine...Heavy duty cast aluminum spring case that resists cracking and fatigueSteel pivot tube which provides additional strength for critical torque requirements$109.13
- Dayco®No Slack™ Heavy Duty Automatic Belt Tensioner Assembly (89441)No Slack™ Heavy Duty Automatic Belt Tensioner Assembly (89441) by Dayco®. Serpentine belt drives consist of a single belt that powers most, if not all, of the engine’s accessories. Designed to maintain constant tension on serpentine...Heavy duty cast aluminum spring case that resists cracking and fatigueSteel pivot tube which provides additional strength for critical torque requirements$150.02
- Dayco®No Slack™ Heavy Duty Idler/Tensioner Pulley (89105)No Slack™ Heavy Duty Idler/Tensioner Pulley (89105) by Dayco®. Dayco's reputation for top performance idler and tensioner pulleys is a result of advanced automotive technologies employed in materials research, design engineering, and...Made with precision and quality in mindDesigned to meet your specific needs$37.36
- Dayco®No Slack™ Heavy Duty Idler/Tensioner Pulley (89101)No Slack™ Heavy Duty Idler/Tensioner Pulley (89101) by Dayco®. Dayco's reputation for top performance idler and tensioner pulleys is a result of advanced automotive technologies employed in materials research, design engineering, and...Made with precision and quality in mindDesigned to meet your specific needs$35.43
- Dayco®No Slack™ Heavy Duty Mechanical Automatic Belt Tensioner Assembly (89490)No Slack™ Heavy Duty Mechanical Automatic Belt Tensioner Assembly (89490) by Dayco®. Serpentine belt drives consist of a single belt that powers most, if not all, of the engine’s accessories. Designed to maintain constant tension on...Heavy duty cast aluminum spring case that resists cracking and fatigueSteel pivot tube which provides additional strength for critical torque requirements$118.59
- Dayco®No Slack™ Light Duty Idler/Tensioner Pulley (89007)No Slack™ Light Duty Idler/Tensioner Pulley (89007) by Dayco®. Dayco's reputation for top performance idler and tensioner pulleys is a result of advanced automotive technologies employed in materials research, design engineering, and...Made with precision and quality in mindDesigned to meet your specific needs$20.37
- Continental® ContiTech™Elite™ Drive Belt Idler Assembly (49113)Elite™ Drive Belt Idler Assembly (49113) by Continental® ContiTech™. Every part in this assembly is engineered to look, install, and operate the same way or better than the factory parts. Every component meets original equipment...Original equipment equivalentFactory-like fit and dependability$47.06
- Continental® ContiTech™Elite™ Drive Belt Idler Assembly (49111)Elite™ Drive Belt Idler Assembly (49111) by Continental® ContiTech™. Every part in this assembly is engineered to look, install, and operate the same way or better than the factory parts. Every component meets original equipment...Original equipment equivalentFactory-like fit and dependability$30.49
- Spectra Premium®Engine Oil Pan (CATP05A)Engine Oil Pan (CATP05A) by Spectra Premium®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a...Made with precision and quality in mindDesigned to meet your specific needs$381.16
- PAI®Front Crankshaft Seal Kit (136142)Front Crankshaft Seal Kit (136142) by PAI®. 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...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$48.94
- PAI®Rear Crankshaft Seal (136158)Rear Crankshaft Seal (136158) by PAI®. 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...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$25.40
- PAI®Rear Crankshaft Seal (636024)Rear Crankshaft Seal (636024) by PAI®. 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...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$39.26
- PAI®Rear Crankshaft Seal Kit (136126)Rear Crankshaft Seal Kit (136126) by PAI®. 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...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$41.79
- Gates®Automotive XL™ V-Belt (9350)Automotive XL™ V-Belt (9350) by Gates®. Length: 35". This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind. It will meet...Made with precision and quality in mindDesigned to meet your specific needs$18.91
- Gates®Automotive XL™ V-Belt (9341)Automotive XL™ V-Belt (9341) by Gates®. Length: 34". This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind. It will meet...Made with precision and quality in mindDesigned to meet your specific needs$18.70