1971-91 with Auto Trans Dual Neck Cradle Mount Northern Aluminum Radiator (33" x 18-3/8" x 3-1/8")

Designed with race technology to provide your high performance engine with maximum cooling. This Northern® all aluminum replacement radiator is designed to offer 25-75% more cooling than ordinary copper/brass radiators and is specifically designedf or your passenger car.

Features include a lightweight design (60% lighter than copper/brass), an ultra-duty transmission oil cooler (when applicable), thick hose connectors, reinforced die stamped tanks, a machined filler neck and all welded construction.

Specifications:

• Overall dimensions: 33" x 18-3/8" x 3-1/8".
• Core dimensions: 28-3/8" x 17-3/8" x 2-1/4".
• Inlet size: 1-5/16 and 1-1/2" dual neck
• Outlet size: 1-1/2"
• Number of rows: 2" rows of 1" tubes.

For Northern aluminum fan shroud see part # Z40026 (sold separately).

For electric fan and shroud assembly see part # 40004 (sold separately).

Important: Due to the Ultra-duty design, this radiator may be thicker than your OEM radiator and may require modifications to the radiator mounts, fan shroud or automatic transmission cooler lines.

Note: Shipped oversize.

Buickt Car Applications:

• 1973-77 Buick Regal

Chevrolet Car Applications:

• 1981 Camaro 231 V6 with automatic transmis sion
• 1971-77 Impala / full size small block / big block automatic transmission
• 1977-79 Impala / Caprice L6 / small block automatic transmission

Chevrolet/GMC Pick-up models:

• 1981 231 6 cylinder automatic transmission
• 1973-87 292 6 cylinder automatic transmission
• 1977-94 305 V8 automatic transmission
• 1973 307 V8 automatic transmission
• 1973-93 350 V8 automatic transmission

Chevrolet/GMC Blazer/Jimmy models:

• 1973-76 250 6 cylinder automatic transmission
• 1978-81 250 6 cylinder automatic transmission
• 1973-81 292 6 cylinder automatic transmission
• 1977-87 305 V8 automatic transmission
• 1973 307 V8 automatic transmission
• 197 3-91 350 V8 automatic transmission

Chevrolet/GMC Suburban models:

• 1973-79 250 6 cylinder automatic transmission
• 1981-82 250 6 cylinder automatic transmission
• 1973-82 292 6 cylinder automatic transmission
• 1977-87 305 V8 automatic transmission
• 1973 307 V8 automatic transmission
• 1973-91 350 V8 automatic transmission

Application Notes: For manual transmission applications see part # CR5055.

Classic Industries® recommends purchasing part # FL32060 Cooling System Zinc Anode. This will keep the cooling system galvanic action from "eating" the aluminum radiator by having it attack the zinc instead. Fits any 1/4" NPT cooling system hole including the radiator drain hole.