Semi-Truck Engine Parts
Explore a diverse range of new semi-truck engine parts at 4 State Trucks. Discover quality OE and aftermarket replacement filters, belts, sensors, flywheel components, and more online to ensure your engine runs smoothly. Elevate your truck's engine with our quality parts today!
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BESTfit AC Trinary Pressure/Fan Override Switch - Normally Open, Replaces OEM Number 71R-7550, RD5-4583-0
BESTFIT TRUCK PARTS
$63.87BESTfit Normally Open Ac Trinary Switch Replaces OEM Number 71R-7550, RD5-4583-0 * High Quality A/C Trinary Pressure/Fan Override Switch* Normally Open* Sold Individually* Warranty On A/C Trinary Pressure/Fan Override Switch Against Defects In...$63.87 -
BESTfit Square To Round AC Compressor Mounting Bracket Kit
BESTFIT TRUCK PARTS
$44.87BESTfit AC Compressor Mounting Bracket Kit * High Quality Compressor Mounting Bracket Kit* 13.00 Inch x 10.00 Inch x 2.625 Inch* Converts Existing Mounting Brackets On York 209 / 210 Or Tecumseh HG850, HG1080, Compressors To A Sanden SD508, SD508HD,...$44.87 -
BESTfit Aluminum Flywheel Housing Replaces OE Numbers 1694153, 2234739, 3044156 For C15 CAT Engines
BESTFIT TRUCK PARTS
$1,121.99BESTfit Flywheel Housing Fits CAT C15Upgrade your vehicle's flywheel housing with our durable aluminum construction. Designed to SAE #1 specifications, this housing accommodates a 20-inch ring gear flywheel and features a starter location on the driver's...$1,121.99 -
Transmission Cooler Mounting Block Kit
OPP - ORIGINAL PARTS PROGRAM
$7.44Transmission Cooler Mounting Block Kit * High Quality Transmission Mounting Block Kit* Fits 29-07050406 Coolers* Sold Individually*** High Quality Aftermarket Replacement Part (Not OEM)***This Original Parts Program item is not aftermarket and is an...$7.44 -
Flywheel For GM 7.0L, 7.4L, 8.1L Gas Engine - Replaces 12574404, FW12574404
AUTOMANN USA
$376.99Flywheel For GM 7.0L, 7.4L & 8.1L Gas Engines * High Quality Flywheel* Mounting Holes 6* Flywheel Counterbore Diameter: 6 Inches* Disc Diameter: 13 Inches* Starter Ring Gear Teeth: 197* Sold Individually* Warranty On Flywheel Against Defects In...$376.99 -
11 Tooth Power Steering Pump W/ CCW Rotation & 4.23 GPM Flow Rate For Freightliner
AUTOMANN USA
$441.99EV Type Power Steering Pump, Replaces 1414323000 * High Quality Power Steering Pump* Ev-Type* Displacement 22.0 CC* Flow Rate 4.23 GPM* 2683 PSI* Driver Side CCW Rotation* 11 Tooth * Supply 1-1/16-12 UN-2B * Discharge 3/14-16 UN-2Bf* Sold Individually*...$441.99 -
Front Motor Mount Bushing For International LoneStar, ProStar W/ MAXXForce Engine
AUTOMANN USA
$22.44Front Motor Mount Bushing Fits International - Replaces 3824332C1, 3625227C1 & 114282 * High Quality Motor Mount Bushing Front* 0.625 Inch Center Hole* 3.750 Inch Diameter* 1.562 Inch Height* Sold Individually* Warranty On Motor Mount Bushing Front...$22.44 -
BESTfit Fuel Check Valve For 14L Detroit Diesel 60 Series
BESTFIT TRUCK PARTS
$91.38BESTfit 14.0L Detroit Diesel 60 Series Fuel Check Valve * High Quality Fuel Check Valve* Sold Individually* Warranty On Fuel Check Valves Against Defects In Workmanship & Material From Date Of Purchase.*** High Quality Aftermarket Replacement Part (Not...$91.38 -
Gen III High Flow Performance Air Filter With Washable Element Media PACCAR T680, T880, 579
FLEET FILTERS
$550.99Gen III High Performance Air Filter Media PACCAR T680, T880, 579 * High Quality Performance Air Filter* The Only Lifetime, Washable, High Flow Air Filter On The Planet* Lower Your Operating Cost, Increase Your Horsepower, And Increase Your Fuel Mileage*...$550.99 -
Heavy Duty Cam Shaft Sensor For 7.6L DT466, 8.7L DT530 & 7.3L 444 Engines
AUTOMANN USA
$31.89Heavy Duty Cam Shaft Sensor * High Quality Cam Shaft Sensor* Includes: - 1 Sensor With 4 Gaskets* Bracket Included* Gray * Blade Connector/Terminal Configuration* Plug Harness Not Included* Wire Lead Not Included* Sold Individually* Warranty On Cam Shaft...$31.89 -
Power Steering Pump Replaces PEV1816-15L101 For Peterbilt 387 2006
AUTOMANN USA
$241.99Power Steering Pump Fits Peterbilt 387 * High Quality Power Steering Pump* Features: - Displacement 18.0Cc- Flow Rate 4.23 Gpm- 2175 Psi- Left Hand Ccw Rotation- 11 Tooth- Supply 1-1/16-12 Un- Discharge 3/14-16 Unf* Sold Individually* Warranty On Power...$241.99 -
Power Steering Reservoir, Replaces A14-14796-003 & A14-19133-000 For Freightliner M2 & Cascadia
AUTOMANN USA
$123.99Power Steering Reservoir Fits Freightliner M2 & Cascadia * High Quality Power Steering Reservoir* Mounting Bracket Included* Includes- 1 Reservoir- 1 Filter Cap- 1 Filler Cap* Top Cap- I.D. .437- O.D. .687* Bottom - I.D. .500- O.D. .828* 2 Quart* Sold...$123.99