Part #: 3186

CSF 3186 Radiator

⚙️ 8 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$137.86Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Honda, Accord
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of CSF 3186 Radiator for Honda Accord

The CSF 3186 radiator is designed specifically for Honda Accord models, providing reliable engine cooling with a durable aluminum core and plastic tanks. This radiator features a single-row core construction optimized for efficient heat dissipation in a down flow configuration.

  • Core Thickness: 7/8 inch
  • Core Width: 28 1/16 inches
  • Core Length: 14 3/4 inches
  • Core Material: Aluminum
  • Tank Material: Plastic
  • Inlet and Outlet Diameter: 1 1/4 inches (left side)
  • Radiator Core Row Quantity: 1
  • Down Flow Type
  • Oil Cooler: 12 13/16 inches high-efficiency concentric type
  • Cap Not Included (CSF Cap Number 4514 compatible)

Details on the 1 Row Plastic Tank Aluminum Core Product Line

The CSF 1 Row Plastic Tank Aluminum Core product line combines OEM-style plastic tanks with a robust aluminum core to deliver dependable cooling performance. This design balances durability and weight savings, making it suitable for applications like the Honda Accord where efficient heat transfer and fitment precision are critical. The single-row core thickness and down flow design support effective coolant circulation and temperature regulation.

Product Description and Specifications

The CSF 3186 radiator features a 7/8 inch thick aluminum core measuring 28 1/16 inches wide by 14 3/4 inches long. The plastic tanks are engineered to OEM specifications, ensuring compatibility and ease of installation on Honda Accord vehicles. Both the inlet and outlet ports are positioned on the left side with a diameter of 1 1/4 inches, facilitating proper hose connections. The radiator operates on a down flow principle, promoting efficient coolant movement through the single core row. Additionally, it includes a high-efficiency concentric oil cooler measuring 12 13/16 inches, enhancing engine cooling performance.

Common Applications and Problem Solving

  • Replacement for leaking or damaged Honda Accord radiators
  • Resolves overheating issues caused by inefficient cooling
  • Addresses coolant leaks from cracked plastic tanks
  • Improves engine temperature regulation with aluminum core design
  • Suitable for Accord models requiring a down flow, single-row radiator

Installation Notes and Tips

When installing the CSF 3186 radiator, ensure the radiator cap (CSF cap number 4514) is sourced separately as it is not included. Verify inlet and outlet hose diameters and positions match the vehicle’s specifications. Properly bleed the cooling system after installation to prevent air pockets. Handle the plastic tanks carefully to avoid damage during mounting. This radiator is designed for direct replacement on compatible Honda Accord models.

Quality Assurance and Warranty

CSF radiators are manufactured to meet OEM standards, using high-quality aluminum cores and durable plastic tanks. The CSF 3186 radiator is free from hazardous materials and undergoes rigorous quality control to ensure reliable performance. Warranty details should be confirmed with the distributor or manufacturer, as coverage may vary.

BrandCSF
Part Number3186
Box Height (in)5 4/16
Box Length (in)30 5/8
Box Weight (lbs)11
Box Width (in)21
Cap IncludedNo
Core Length14 3/4
Core MaterialAluminum
Core Thickness7/8
Core Width28 1/16
Csf Cap Number4514
Down Flow Or Cross Flow TypeDown Flow
Hazardous MaterialNo
Inlet Diameter1 1/4 Left
Inlet Length (in)28 11/16
Inlet Width (in)1 5/8
Oil Cooler (in)12 13/16 (high-effeciency Concentric Type)
Outlet Diameter1 1/4 Left
Outlet Length (in)28 11/16
Outlet Width (in)1 5/8
Radiator Core Row Quantity1
Tank MaterialPlastic
Tech NoteO.E.M. style Plastic tanks & Aluminum core.

This part fits 8 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2007HondaAccord3.0LV6N/AOE Style Design; Non-Hybrid; Use Micro, 16 psi Cap; 1 Row Plastic Tank Aluminum Core
2007HondaAccord3.0LV6N/AOE Style Design; Hybrid; Use Micro, 16 psi Cap; 1 Row Plastic Tank Aluminum Core
2006HondaAccord3.0LV6N/AOE Style Design; Non-Hybrid; Use Micro, 16 psi Cap; 1 Row Plastic Tank Aluminum Core
2006HondaAccord3.0LV6N/AOE Style Design; Hybrid; Use Micro, 16 psi Cap; 1 Row Plastic Tank Aluminum Core
2005HondaAccord3.0LV6N/AOE Style Design; Non-Hybrid; Use Micro, 16 psi Cap; 1 Row Plastic Tank Aluminum Core
2005HondaAccord3.0LV6N/AOE Style Design; Hybrid; Use Micro, 16 psi Cap; 1 Row Plastic Tank Aluminum Core
2004HondaAccord3.0LV6N/AOE Style Design; Non-Hybrid; Use Micro, 16 psi Cap; 1 Row Plastic Tank Aluminum Core
2003HondaAccord3.0LV6N/AOE Style Design; Non-Hybrid; Use Micro, 16 psi Cap; 1 Row Plastic Tank Aluminum Core

* 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:

19010-RCA-A0219010-RCA-A5219010-RCA-A5319010-RCJ-A5119010-RCJ-A52221-32302571278380125718012783CU2571CU2783HO3010192

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