The Allstar Performance Dual Pass Radiator (ALL30343) is a high-efficiency, lightweight cooling solution for race cars and performance applications. Constructed from furnace-brazed aluminum, it features a 1.5" thick single-row core and a dual-pass crossflow design that maximizes cooling by circulating coolant through the core twice.

It includes a billet filler neck, 1/4" NPT accessory bung, and a black heat-resistant painted finish. A universal ORB-threaded inlet and standard hose barb outlet provide flexibility for custom plumbing setups.

Key Features:

• Dual-pass design improves cooling by maximizing fluid exposure to the core

• Lightweight furnace-brazed aluminum core (1.5" thick, single row)

• Universal 1-5/8"-12 ORB threaded inlet for customizable plumbing

• 1.75" hose barb outlet for standard radiator hose connection

• Fully welded billet filler neck with removable overflow fitting

• 1/4" NPT accessory bung for water pressure or temperature sensors

• Durable black heat-resistant painted finish

Specifications:

• Overall Dimensions: 24" W x 19" H x 1.5" D

• Core Size: 19" W x 18" H

• Core Type: Single-row

• Flow Direction: Crossflow (dual-pass)

• Inlet: 1-5/8"-12 ORB thread, passenger upper side

• Outlet: 1.75" hose barb, passenger lower side

• Water Pressure Bung: 1/4" NPT

• Filler Neck: Billet, welded, with removable overflow fitting

• Cap Included: No

• Material: Aluminum

• Finish: Black heat-resistant paint

• Quantity: Each

Fitment:

• Universal – Ideal for custom builds, performance vehicles, and race cars