3-Row Performance Aluminum Radiator, fits Chevrolet/GM 3100 Series Truck 1955–1959
- 100-percent aluminum construction provides greater heat and pressure tolerance, better heat dissipation, increased durability, improved cooling efficiency, and improved structural rigidity
- 3-row core
- Increased coolant capacity directly results in better cooling efficiency and reduced engine temperatures
- Includes an internal transmission cooler to provide optimal fluid temperatures for automatic transmissions
- Billet aluminum fill neck
- Brazed aluminum core with TIG-welded end tanks
- Includes magnetic drain plug
- Mishimoto Lifetime Warranty

PRODUCT FEATURES
- 100-percent aluminum construction provides greater heat and pressure tolerance, better heat dissipation, increased durability, improved cooling efficiency, and improved structural rigidity
- 3-row core
- Increased coolant capacity directly results in better cooling efficiency and reduced engine temperatures
- Includes an internal transmission cooler to provide optimal fluid temperatures for automatic transmissions
- Billet aluminum fill neck
- Brazed aluminum core with TIG-welded end tanks
- Includes magnetic drain plug
- Mishimoto Lifetime Warranty
Description
Purchase Includes
Notes
Overall Height (in) | 27 |
---|---|
Overall Length (in) | 26.2 |
Overall Width (in) | 5.6 |
Core Length (in) | 21.7 |
Core Height (in) | 19.4 |
Fluid Capacity (gal) | 4.96 |
Rows | 3 |
Inlet (in) | 1.5 |
Outlet (in) | 1.75 |
Core Thickness (in) | 2 |
Drain Plug Thread Size | M12 x 1.5 |
DPI | 5559 |
Applications | 1955-1959 GM 3100 Series Truck |
Engine Codes | 235ci (3.9L) I6--265ci (4.3L) V8--283ci (4.6L) V8 |
Note | Transmission Cooler Thread Info:--On Radiator: Female 1/4-inch BSPP--Sealing Face: 70 |
Coolant Capacity | 4.96 |
Mishimoto Automotive (“Mishimoto”) warrants its products under this lifetime limited warranty policy (“Warranty Policy”). This Warranty Policy applies solely to: (i) Mishimoto Products purchased directly from Mishimoto or Mishimoto authorized dealers (each a “Mishimoto Product” and collectively, the “Mishimoto Products”) and (ii) the original purchaser of such Mishimoto Product (“Purchaser”). This Warranty Policy is non-transferable and all claims under this Warranty Policy must be accompanied by the original sales receipt. The terms and conditions of this Warranty Policy are subject to change by Mishimoto at any time without notice.
For our complete warranty policy, please click here.





