Part #: 3888

CSF 3888 Radiator

⚙️ 8 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Ram, 1500 and 1500 Classic
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of CSF Radiator Part 3888 for Ram 1500 Models

The CSF radiator part number 3888 is designed specifically for Ram 1500 and 1500 Classic trucks. Engineered with an aluminum core and plastic tanks, this radiator offers reliable cooling performance tailored to your vehicle's needs.

  • Core thickness: 1 1/4 inches
  • Core width: 21 11/16 inches
  • Core length: 27 1/2 inches
  • Aluminum core material with plastic tanks
  • Cross flow design for efficient heat dissipation
  • Inlet diameter: 1 1/2 inches (left side)
  • Outlet diameter: 1 3/4 inches (right side)
  • Single-row radiator core
  • Cap not included

Detailed Product Description

This CSF radiator (part number 3888) features a cross flow design that enhances coolant circulation and heat exchange efficiency. The aluminum core provides durability and effective thermal conductivity, while the plastic tanks reduce weight and resist corrosion. With a core thickness of 1 1/4 inches and a single-row core configuration, this radiator balances cooling capacity with compact dimensions suitable for Ram 1500 and 1500 Classic trucks. The inlet and outlet diameters are optimized for factory hose connections, ensuring straightforward integration with your vehicle's cooling system.

Compatible Vehicles and Applications

  • Ram 1500 (various model years)
  • Ram 1500 Classic
  • Replacement for OEM radiators with similar dimensions and flow type
  • Addresses overheating issues caused by radiator core damage or clogging
  • Suitable for restoring cooling system efficiency in trucks with plastic tank radiators

Installation Notes and Tips

When installing the CSF radiator 3888, ensure all coolant hoses match the inlet and outlet diameters (1 1/2 inch inlet on the left, 1 3/4 inch outlet on the right). Verify the cross flow orientation aligns with your vehicle’s cooling system layout. Since the radiator does not include a cap, reuse the existing OEM cap or purchase a compatible replacement separately. Properly bleed the cooling system after installation to avoid air pockets and ensure optimal performance.

Quality Assurance and Warranty

CSF radiators are manufactured to meet or exceed OEM specifications, using quality aluminum cores and durable plastic tanks. This radiator is free of hazardous materials and designed for long-term reliability in Ram 1500 and 1500 Classic trucks. While specific warranty details are not provided here, CSF products typically come with a limited warranty covering defects in materials and workmanship.

BrandCSF
Part Number3888
Core Thickness1 1/4
Core Width21 11/16
Core MaterialAluminum
Tank MaterialPlastic
Core Length27 1/2
Inlet Diameter1 1/2 left
Outlet Diameter1 3/4 right
Down Flow Or Cross Flow TypeCross flow
Radiator Core Row Quantity1
Cap IncludedNo
Box Height (in)8 1/16
Box Length (in)38 3/4
Box Weight (lbs)16
Box Width (in)25 1/8
Hazardous MaterialNo
Inlet Length (in)22 11/16
Inlet Width (in)1 5/8
Oil Cooler (in)No
Outlet Length (in)22 11/16
Outlet Width (in)1 5/8
Tech NoteO.e.m. style plastic tank & aluminum core.

This part fits 8 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2024Ram15005.7LV8MILD HYBRID EV-GAS (MHEV)N/AUpgraded Heavy Duty Core. 11% Thicker 30mm vs OEM 27mm
2023Ram15005.7LV8GASN/AUpgraded Heavy Duty Core. 11% Thicker 30mm vs OEM 27mm
2023Ram1500 Classic3.6LV6N/AUpgraded Heavy Duty Core. 11% Thicker 30mm vs OEM 27mm
2022Ram15005.7LV8MILD HYBRID EV-GAS (MHEV)N/AUpgraded Heavy Duty Core. 11% Thicker 30mm vs OEM 27mm
2022Ram1500 Classic3.6LV6N/AUpgraded Heavy Duty Core. 11% Thicker 30mm vs OEM 27mm
2021Ram15005.7LV8GASN/AUpgraded Heavy Duty Core. 11% Thicker 30mm vs OEM 27mm
2020Ram15005.7LV8N/AOE style design ensures optimal fitment and performance.
2019Ram15005.7LV8N/AOE style design ensures optimal fitment and performance.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1377268341188AACH3010383

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.