CSF 3-Row All-Metal Radiator | 2WD (1984-88 Pickup)

CSF Heavy-Duty 3-Row All-Metal Radiator

For 1984–1988 2nd Gen Toyota Pickup 2WD

Overview

The CSF Heavy-Duty 3-Row All-Metal Radiator is an upgraded cooling solution for 1984–1988 2nd Gen Toyota Pickup 2WD models. Vehicle-specific configurations are available for the 2.4L 22R / 22RE and the 1988 3.0L 3VZ-E V6.

Both configurations use a three-row copper core with brass tanks, providing additional cooling capacity over the common factory-style 2-row radiator while retaining durable, serviceable all-metal construction. This makes the CSF well suited to daily-driven trucks, restorations, hot climates, towing, modified vehicles, and older Toyotas that could benefit from additional cooling reserve.

This is a heavy-duty 3-row upgrade rather than an exact stock-replacement radiator. For owners replacing an aging radiator, Preserve Rad recommends stepping up to the 3-row configuration even on otherwise stock Toyota Pickups and 4Runners when the correct application is available. Because of the thicker core, however, minor fan-shroud or surrounding-component modifications may occasionally be required.

Key Features

• Heavy-duty 3-row radiator core, commonly referred to as a 3-core radiator

• Increased cooling capacity over common factory-style 2-row radiators

• Durable copper core with brass tanks

• Fully all-metal construction

• Integrated automatic transmission cooler

• Fits both automatic and manual transmission applications

• Downflow radiator design

• Multi-louvered fins for efficient heat transfer

• Serviceable copper/brass construction that can often be repaired or recored

• Designed for long-term use in classic Toyota trucks

Heavy-Duty 3-Row Upgrade

The factory cooling systems in these trucks commonly used thinner 2-row radiator configurations. While a healthy 2-row radiator can adequately cool a stock truck under normal conditions, moving to a heavy-duty 3-row radiator increases the amount of cooling surface and coolant capacity available to manage heat.

That extra cooling reserve becomes increasingly useful as these trucks age or are subjected to conditions such as:

• Hot-weather driving

• Towing or hauling

• Extended idling

• Slow-speed trail use

• Larger tires

• Added vehicle weight

• Engine modifications

• Aging cooling-system components

Even on an otherwise stock truck, Preserve Rad considers a quality 3-row radiator a worthwhile upgrade when the original radiator needs replacement. Rather than installing another basic 2-row replacement, the heavy-duty CSF provides additional cooling capacity while retaining a traditional Toyota-style copper/brass radiator design.

This does not mean the radiator is identical in dimensions to every original factory radiator. Its larger heavy-duty core may change fan-shroud or surrounding-component clearances.

Material & Construction

Both configurations use traditional copper-and-brass construction with a three-row core measuring approximately 1 11/16 inches thick.

The copper core and brass tanks provide an important long-term advantage for an older vehicle: a properly equipped radiator shop can often solder, repair, or recore a copper/brass radiator rather than requiring complete replacement after minor damage.

The upper radiator inlet is positioned on the right and the lower outlet on the left, with both using 1 3/8-inch hose connections. Core dimensions and transmission-cooler dimensions vary between the 4-cylinder and V6 configurations to match their respective cooling-system layouts.

Vehicle Fitment

Toyota Pickup

• 1984–1988 Toyota Pickup – 2nd Gen – 2WD – 2.4L 22R / 22RE – Automatic & Manual

• 1988 Toyota Pickup – 2nd Gen – 2WD – 3.0L 3VZ-E V6 – Automatic & Manual

Fitment Notes

• 2WD applications only

• Select the configuration matching your vehicle year and engine

• 3.0L 3VZ-E V6 configuration applies to 1988 models only

• 4-cylinder configuration is for naturally aspirated 22R and 22RE engines

• Does not cover 22R-TE turbo applications

• Automatic models utilize the integrated transmission cooler

• Manual-transmission models leave the transmission-cooler connections unused

• This is a heavy-duty 3-row upgrade and not an exact duplicate of the common factory 2-row radiator

• The thicker core can change fan-shroud and surrounding-component clearance

• Minor fan-shroud trimming, mounting adjustment, hardware changes, or other clearance modifications may be required depending on the truck

• Some early trucks may require 10 mm fan-shroud bolts

• Trucks with non-original radiator or fan-shroud assemblies should be compared against the listed dimensions before installation

• Radiator cap is not included

• Requires a compatible mini-style 13 psi radiator cap

Product Specifications

Brand: CSF
Product Type: Heavy-Duty Engine Radiator
Construction: All-Metal
Core Material: Copper
Tank Material: Brass
Core Design: 3-Row
Radiator Design: Downflow
Core Thickness: 1 11/16 in.
Inlet Diameter: 1 3/8 in. – Right
Outlet Diameter: 1 3/8 in. – Left
Transmission Cooler: Integrated
Transmission: Automatic & Manual
Drivetrain: 2WD
Fit: Vehicle-Specific Heavy-Duty Upgrade
Installation: Minor fan-shroud or clearance modification may be required

CSF 3-Row vs. Koyorad HH Aluminum Radiator

The CSF Heavy-Duty 3-Row and Koyorad HH Aluminum Radiator are both cooling upgrades for classic Toyota trucks, but they approach the job differently.

Choose the CSF 3-Row if you want a durable heavy-duty radiator with additional cooling capacity, traditional copper/brass construction, an integrated automatic-transmission cooler, and broader engine and transmission coverage. This is Preserve Rad's recommended choice for most Toyota Pickup owners.

The CSF is particularly attractive for a truck that will remain in service for many years because copper/brass radiator construction is generally easier to repair or recore than a damaged aluminum radiator.

Choose the Koyorad HH if you have a naturally aspirated 22R or 22RE with a manual transmission and specifically want a lightweight, high-density all-aluminum performance radiator. Its 48 mm high-density core and aluminum construction make it a strong choice for a performance-oriented build where reduced weight and an all-aluminum cooling system are priorities.

The Koyorad HH does not provide the same application coverage as this CSF listing. It is not the appropriate choice for the 3VZ-E V6, 22R-TE turbo, or a factory automatic-transmission installation requiring an integrated transmission cooler.

It is also important not to compare the two radiators solely by row count. The CSF uses a traditional three-row copper/brass core, while the Koyorad uses a 48 mm high-density aluminum core. They use different core technologies to achieve increased cooling capacity.

Available Configurations

1984–1988 | 2.4L 22R / 22RE

• Core height: 15 3/4 in.

• Core width: 20 13/16 in.

• Core thickness: 1 11/16 in.

• Integrated transmission cooler: 14 3/4 in.

1988 | 3.0L 3VZ-E V6

• Core height: 17 11/16 in.

• Core width: 20 11/16 in.

• Core thickness: 1 11/16 in.

• Integrated transmission cooler: 10 13/16 in.