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Mack R Truck Engine Parts & Cooling

Looking to keep your rig running smoothly? Check out 4 State Trucks for top-notch Mack R Truck engine parts and cooling components. Our selection has everything you need for a strong performance.
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  • Price
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  • Water Oil Transmission Temp Sender And Cable, 16 Foot In Length For Teltek Gauges

    Water Oil Transmission Temp Sender And Cable, 16 Foot In Length For Teltek Gauges

    TELTEK

    $45.60
    Water Oil Transmission Temp Sender And Cable, 16 Foot In Length For Teltek Gauges* High Quality Water/Oil/Transmission Temperature Sender And Cable* 16 Foot Length* For Teltek Gauges* Sold...
    09-1502706
    SKU:
    09-1502706
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Interior
    $45.60
    Qty in Cart: 0
    Price:
    $45.60
    Subtotal:
  • 0-300 PSI Oil Pressure Sensor For Teltek Gauge

    0-300 PSI Oil Pressure Sensor For Teltek Gauge

    TELTEK

    $117.99
    Oil Pressure Sensor For 0-300 Psi Teltek Gauge* High Quality Oil Pressure Sensor * For 0-300 PSI Teltek Gauge* Sold Individually* Warranty On Oil Pressure Sensor S Against Defects In Workmanship &...
    09-150200006
    SKU:
    09-150200006
    Truck Class:
    Universal
    Location:
    Made In USA
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $117.99
    Qty in Cart: 0
    Price:
    $117.99
    Subtotal:
  • Rubber Oil Gasket For Stamped Steel Pan For ISB QSB Cummins Engines

    Rubber Oil Gasket For Stamped Steel Pan For ISB QSB Cummins Engines

    AFTERMARKET

    $92.99
    Rubber Oil Gasket For Stamped Steel Pan* High Quality Oil Pan Gasket* Made Of Rubber* 11-1/2 Inch X 31-1/2 Inch* For Stamped Steel Pan* Sold Individually* Warranty On Oil Pan Gaskets Against Defects...
    09-0720001
    SKU:
    09-0720001
    Truck Class:
    Universal
    Material Options:
    Rubber
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $92.99
    Qty in Cart: 0
    Price:
    $92.99
    Subtotal:
  • Adjustable Magnetic Sensor Adjustable Sensor From Teltek

    Adjustable Magnetic Sensor Adjustable Sensor From Teltek

    TELTEK

    $62.93
    Adjustable Magnetic Sensor Adjustable Sensor* High Quality Magnetic Sensor* 2" Magnetic Sensor * 3/4 - 16 With Lead Wires* Adjustable Sensor From Teltek That Allows Mechanic Systems To Run On...
    09-0710003
    SKU:
    09-0710003
    Truck Class:
    Universal
    Location:
    Made In USA
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $62.93
    Qty in Cart: 0
    Price:
    $62.93
    Subtotal:
  • Rear Axle Temp Sensor Cable For Teltek Gauge

    Rear Axle Temp Sensor Cable For Teltek Gauge

    TELTEK

    $73.99
    35 Foot Rear Axle Temp Gauge Sensor CableGet accurate temperature readings with this 35-foot Axle Temperature Sensor Cable. The 1/4 inch NPT adjustable stainless steel sensor is both durable and...
    09-071000102
    SKU:
    09-071000102
    Location:
    Made In USA
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $73.99
    Qty in Cart: 0
    Price:
    $73.99
    Subtotal:
  • Isspro 300 F/150 C Oil Temp Sensor W/ 1/2 Inch NPTF Fitting

    Isspro 300 F/150 C Oil Temp Sensor W/ 1/2 Inch NPTF Fitting

    ISSPRO

    $60.99
    Oil Temp Sensor Rated For 300 F/150 C* High Quality Oil Temp Sensor* .5 Inch NPTF* 300F/150C * Note - Sender Type TG* Compatible With VDO Gauges* Made In USA* Sold Individually* Warranty On Oil Temp...
    09-07100001
    SKU:
    09-07100001
    Truck Class:
    Universal
    Material Options:
    Brass
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $60.99
    Qty in Cart: 0
    Price:
    $60.99
    Subtotal:
  • DANA Spicer 1760 Series Pinion Shaft End Yoke - 6348211

    DANA Spicer 1760 Series Pinion Shaft End Yoke - 6348211

    OPP - ORIGINAL PARTS PROGRAM

    $192.99
    Differential Pinion Shaft End YokeThe Spicer 6-4-7481-1 Differential End Yoke is a high-quality component designed for use in various driveshaft assemblies. It is crafted from durable materials and...
    09-0705008
    SKU:
    09-0705008
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $192.99
    Qty in Cart: 0
    Price:
    $192.99
    Subtotal:
  • Isspro Electric Oil Pressure Pressure Sensor For 0-150 PSI/0-10 Bar

    Isspro Electric Oil Pressure Pressure Sensor For 0-150 PSI/0-10 Bar

    ISSPRO

    $84.99
    Electric Oil Pressure Sensor - Single Terminal* High Quality Electric Oil Pressure Sensor* 0-150 PSI Or 0-10 Bar* Single Terminal* Made In USA* Sold Individually* Warranty On Electric Oil Pressure...
    09-0710005
    SKU:
    09-0710005
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $84.99
    Qty in Cart: 0
    Price:
    $84.99
    Subtotal:
  • Oil Pressure Sensor For 0-150 PSI Teltek Gauge

    Oil Pressure Sensor For 0-150 PSI Teltek Gauge

    TELTEK

    $157.99
    Oil Pressure Gauge SensorThe Teltek oil pressure gauge, designed to measure between 0 and 150 PSI, offers a reliable and accurate reading for your vehicle's oil pressure.* High Quality Oil Pressure...
    09-071000105
    SKU:
    09-071000105
    Truck Class:
    Universal
    Location:
    Made In USA
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $157.99
    Qty in Cart: 0
    Price:
    $157.99
    Subtotal:
  • Isspro Temperature Sender Kit W/ Stud Terminal, 3 Adapter Bushings And 1/8 Inch NPT Sensor

    Isspro Temperature Sender Kit W/ Stud Terminal, 3 Adapter Bushings And 1/8 Inch NPT Sensor

    ISSPRO

    $57.99
    Temperature Sender Kit W/ Stud Terminal, 1/8 Inch NPT Sensor And 3 Adapter BushingsThis Isspro Temperature Sender Kit equips you with a 1/8-inch NPT sensor, a stud terminal, and 3 adapter bushings -...
    09-0710004
    SKU:
    09-0710004
    Truck Class:
    Universal
    Material Options:
    Brass
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $57.99
    Qty in Cart: 0
    Price:
    $57.99
    Subtotal:
  • Oil Pressure Sensor Cable 0-150 PSI For Teltek Gauge

    Oil Pressure Sensor Cable 0-150 PSI For Teltek Gauge

    TELTEK

    $48.92
    Oil Pressure Gauge Sensor CableGet accurate oil pressure readings with the 0-150 PSI oil pressure sensor cable for Teltek gauges. Keep an eye on your engine's health and performance effortlessly.*...
    09-071000104
    SKU:
    09-071000104
    Location:
    Made In USA
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $48.92
    Qty in Cart: 0
    Price:
    $48.92
    Subtotal:
  • BESTfit 12V AC Compressor W/ Single Wire And Single Groove Clutch

    BESTfit 12V AC Compressor W/ Single Wire And Single Groove Clutch

    BESTFIT TRUCK PARTS

    $243.99
    BESTfit Single Wire AC Compressor W/ Single Groove Clutch* High Quality AC Compressor* Single Groove * 158 Mm Clutch * 12V* Single Wire* Sold Individually* Warranty On AC Compressors Against Defects...
    09-070021
    SKU:
    09-070021
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $243.99
    Qty in Cart: 0
    Price:
    $243.99
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit 8 Inch W/ 4 ID Inch Blue Charge Air Cooler Hump Hose

    BESTfit 8 Inch W/ 4 ID Inch Blue Charge Air Cooler Hump Hose

    BESTFIT TRUCK PARTS

    $42.65
    8 Inch W/ 4 ID Inch Blue Charge Air Cooler Hump Hose* High Quality Hump Hose* Blue* 4 Inch Id X 8 Inch Length* For Charge Air Cooler Connections* Made In USA* Sold Individually* Warranty On Hump...
    09-070100002
    SKU:
    09-070100002
    Truck Class:
    Heavy Duty
    Material Options:
    Silicone
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $42.65
    Qty in Cart: 0
    Price:
    $42.65
    Subtotal:
  • BESTfit 12V AC Compressor W/ Single Wire Ear Mount And Single Groove Clutch

    BESTfit 12V AC Compressor W/ Single Wire Ear Mount And Single Groove Clutch

    BESTFIT TRUCK PARTS

    $314.99
    BESTfit Single Wire Ear Mount AC Compressor W/ Single Groove Clutch* High Quality AC Compressor* Single Wire Ear Mount* With 1 Groove Clutch * 12V* Sold Individually* Warranty On AC Compressors...
    09-070023
    SKU:
    09-070023
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $314.99
    Qty in Cart: 0
    Price:
    $314.99
    Subtotal:
  • BESTfit Sanden Style AC Compressor W/ 6 Groove Clutch

    BESTfit Sanden Style AC Compressor W/ 6 Groove Clutch

    BESTFIT TRUCK PARTS

    $305.99
    BESTfit Ear Mount AC Compressor* High Quality AC Compressor* With Sanden Style * 6 Groove Clutch * 2 Wire 12V * Ear Mount* Sold Individually* Warranty On AC Compressors Against Defects In Workmanship...
    09-070022
    SKU:
    09-070022
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $305.99
    Qty in Cart: 0
    Price:
    $305.99
    Subtotal:
  • FREE SHIPPING OVER $249
    TPHD 8 Inch Battery Cable Over Molded Harness

    TPHD 8 Inch Battery Cable Over Molded Harness

    TPHD

    $29.68
    3Power your vehicle with confidence using the TPHD 8 Inch Battery Cable Over Molded Harness, a high-quality replacement for OEM cables. Available in both Red and Black 1/0 gauge versions, it fits...
    PPR_204388
    SKU:
    PPR_204388
    Truck Class:
    Universal
    Make:
    Universal Items
    Truck Class:
    Heavy Duty
    Product Type:
    Air, Electrical, & Safety
    Ready To Ship:
    Yes
    $29.68
    Qty in Cart: 0
    Price:
    $29.68
    Subtotal:
  • On Sale
    Limited Quantity Available
    FREE SHIPPING OVER $249
    Heavy Duty Silicone Coolant Hose - Sold By Foot

    Heavy Duty Silicone Coolant Hose - Sold By Foot

    BESTFIT TRUCK PARTS

    $2.57 - $2.85
    Designed for demanding cooling system applications, the BESTfit heavy-duty silicone coolant hose offers a dependable solution. This aftermarket replacement hose is constructed from quality silicone...
    PPR_202716
    SKU:
    PPR_202716
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $2.57 - $2.85
    Qty in Cart: 0
    Price:
    $2.57 - $2.85
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit Heavy Duty Hump Hoses

    BESTfit Heavy Duty Hump Hoses

    BESTFIT TRUCK PARTS

    $45.77 - $82.99
    Improve your charge air system with the gray silicone hump hose for charge air coolers from BESTfit. Built from durable silicone with a thicker wall than standard hump hoses, this aftermarket...
    PPR_202715
    SKU:
    PPR_202715
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $45.77 - $82.99
    Qty in Cart: 0
    Price:
    $45.77 - $82.99
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit 45 Degree Silicone Coolant Hose Elbow

    BESTfit 45 Degree Silicone Coolant Hose Elbow

    BESTFIT TRUCK PARTS

    $39.63 - $41.40
    Maintain your cooling system with the BESTfit 45-degree silicone coolant hose elbow. This aftermarket replacement hose features durable blue silicone construction and a 45-degree bend designed to...
    PPR_202713
    SKU:
    PPR_202713
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Material Options:
    Silicone
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $39.63 - $41.40
    Qty in Cart: 0
    Price:
    $39.63 - $41.40
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit 90 Degree Silicone Coolant Hose Elbow

    BESTfit 90 Degree Silicone Coolant Hose Elbow

    BESTFIT TRUCK PARTS

    $37.55 - $131.99
    Designed for demanding engine environments, the BESTfit 90 Degree Silicone Coolant Hose Elbow offers a dependable solution. This high-quality aftermarket replacement hose is constructed from durable...
    PPR_202712
    SKU:
    PPR_202712
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Material Options:
    Silicone
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $37.55 - $131.99
    Qty in Cart: 0
    Price:
    $37.55 - $131.99
    Subtotal:
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Frequently Asked Questions About Mack R Truck Engine Parts & Cooling

What kinds of components are included in this category?

This category covers engine and cooling system components for Mack R Model trucks, including parts such as radiators, water pumps, fan clutches, hoses, thermostats, gaskets, oil coolers, and related engine hardware. These parts are used to keep the engine running at proper operating temperature and to support overall engine performance and longevity.

How do I know if a part will fit my specific Mack R Model truck?

Mack R Model trucks were produced over a long span of years with several engine options, so fitment can vary based on model year, engine type, and configuration. Before ordering, check the part listing for compatible engine families and specifications, and have your truck's VIN and engine identification numbers on hand. If you are unsure, reach out to our parts specialists to confirm fitment before purchasing.

Should I replace cooling system parts individually or as a set?

It depends on the issue you are addressing. If a single component, such as a water pump or thermostat, has failed, replacing that part alone is often sufficient. However, if your cooling system is older or has multiple worn components, replacing related parts like hoses, clamps, and gaskets at the same time can help prevent repeat failures and reduce additional labor down the road.

What are signs that engine cooling parts need to be replaced?

Common warning signs include engine overheating, visible coolant leaks, low coolant levels without an obvious cause, unusual noises from the fan clutch or water pump, and dashboard temperature warnings. Catching these issues early can help prevent more serious engine damage.

Are these parts new, remanufactured, or aftermarket, and does that affect quality?

Product listings will specify whether a part is new, remanufactured, or aftermarket. Each option can be a reliable choice depending on your budget and needs, but it is important to review the listing details and any included warranty information so you know exactly what you are purchasing and can make the best decision for your application.


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