Go-Parts
Cart 0
Your cart is empty
Add an item to see it appear here.

1943 - 1958 Jeep Willys Oil Cooler (Hayden) NEW

$ 86 .45
120-DayReturns
LifetimeWarranty
100%Money-Back

Product Notes Read before buying

Premium Tube and Fin Cooler Heavy Duty Size - 10" x 15 7/8", Verification of minimum core space for fitment required.
Trans Oil Cooler
Our products are engineered and tested to take the heat so your vehicle won't. Backed by over 45 years of automotive cooling experience, fix it once and fix it right with Hayden.
Brand: Hayden
Condition: New
Wrenchy the Robot
Not sure? Ask WrenchyYour Parts Assistant.

Voice or type your vehicle details and Wrenchy will confirm fitment in seconds.

Specifications & Info


Attribute Value
Bracket? Not Included
Burst Psi Rating 150
Color Black
Connector Fitting -6an
Contains Spring? No
Core Tube Dia. IN 0.500
Description Transmission Oil Cooler
Height MM 254
Hose I.D. IN 0.344
Hose I.D. MM 8.731
Hose Length IN 54
Inlet Gender Male
Inlet IN 0.375
Material Aluminum
Mounting Hardware? Included
O.E. Replacement? No
Oil Cooler Included Included
Overall Depth IN 15.88
Part Note Size - 10" X 15 7/8"
Performance Rated? Yes
Type High Performance
Width IN 0.75
With Electric Fan? No

Vehicle Fitment Guide

This part fits the following vehicles:

Jeep 1 model (tapclick to expand)(tapclick to hide)
Willys 1943-1958 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL
Body Style Years Engine Attributes
1-Ton U/K 1954 L6 3.7L 4WD U/K
1-Ton U/K 1947 - 1955 L4 2.2L 4WD U/K
463 U/K 1947 - 1950 L4 2.2L RWD/4WD U/K
473 U/K 1951 - 1952 L4 2.2L RWD/4WD U/K
Base U/K 1950, 1956 - 1958 -- -L 4WD U/K
CJ-2 SUV 1943 - 1949 L4 2.2L 4WD Manual
CJ-3 U/K 1949 - 1958 -- -L 4WD Manual
CJ-3 U/K 1949 - 1958 L4 2.2L 4WD Manual
CJ-3 Chassis U/K 1951 - 1952 -- -L 4WD U/K
CJ-5 1954 All
CJ-5 U/K 1955 - 1958 -- -L 4WD U/K
CJ-5 U/K 1955 -- -L 4WD Manual
CJ-5 U/K 1955 - 1958 L4 2.2L 4WD Manual & U/K
CJ-6 U/K 1956 - 1958 -- -L 4WD U/K
CJ-6 U/K 1955 - 1958 L4 2.2L 4WD Manual & U/K
DJ-3 SUV 1956 - 1958 L4 2.2L RWD Manual & U/K
DJ-3 U/K 1956 - 1958 L4 2.2L RWD Manual & U/K
FJ U/K 1951 L4 2.2L 4WD U/K
Jeepster U/K 1950 - 1952 L6 2.6L RWD U/K
Jeepster U/K 1948 - 1952 L4 2.2L RWD U/K
Jeepster U/K 1948 - 1950 L6 2.4L RWD U/K
M38 U/K 1950 - 1952 L4 2.2L 4WD Manual
M38A1 U/K 1955 - 1957 L4 2.2L 4WD U/K
M38A1 U/K 1952 - 1957 L4 2.2L 4WD Manual
Panel U/K 1950 L4 2.2L RWD U/K
Panel U/K 1946 - 1949 L4 2.2L 4WD U/K
Sedan Delivery U/K 1955 L4 2.2L 4WD U/K
Sedan Delivery U/K 1951 - 1955 L4 2.2L RWD U/K
Truck U/K 1950 - 1954 L6 2.6L 4WD Manual
Truck U/K 1947 - 1954 L4 2.2L 4WD Manual
Truck U/K 1947 - 1951 L6 2.4L 4WD Manual
Truck U/K 1947 - 1954 L6 3.7L 4WD Manual
Utility Wagon U/K 1955 L4 2.2L RWD/4WD U/K
Utility Wagon U/K 1955 L6 3.7L RWD/4WD U/K
Verify before ordering — please confirm your vehicle's year, make, model and sub-model specifications before placing your order. If anything is unclear, our customer service team is available to help.

Policies, in plain English.

Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Lifetime Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.

Returns (120 Days)

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.
Our products are engineered and tested to take the heat so your vehicle won't. Backed by over 45 years of automotive cooling experience, fix it once and fix it right with Hayden.

Fits Years: 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958

Fits Models: Willys

Expert Guides

Automatic Transmission Oil Cooler Guide for 1943-1958 Jeep Willys with Custom Swaps

If you've swapped an automatic transmission into your classic Willys, keeping it cool is critical for survival.

Read Full Guide →

Related Trouble Codes (OBD-II)

17 matching guides

If your scan tool is showing one of these trouble codes, this part is a common fix. Each guide explains the code, how to diagnose it, and exactly what to replace.

↑ A single part can trigger multiple related trouble codes. Each guide is vehicle- and code-specific.
Why Millions Choose Go-Parts

Your Go-To Place
for auto parts.

In operation since 2007. Trusted by over a million DIYers, mechanics, and body shops across all 50 states.

100%
Money-Back Guarantee

Shop With Total Confidence

If it doesn't fit, we make it right. No gimmicks, no fine print.

120
Day Return Window

4× the Industry Standard

Most retailers stop at 30 days. We give you a full four months to install, test, and return for a 100% refund — return shipping on us.

NEW
Direct-Fit Replacement

Engineered To OEM Specs

Brand-new aftermarket parts from trusted suppliers — built to original-equipment specifications so they fit and function like the factory unit, at a fraction of the price.

What buyers are saying.

★★★★★ 4.9 1,451 verified reviews

Racing Partner Videos

×

Search by Vehicle

1
2
3
Added to cart · Part