19513 Cool Pack (19″x 28-1/2″) 1981-87 GM P/U; 1981-91 SUV

Cool-Pack Radiator Cooling System

1981-1987 Chevy/GMC full size Pickup
1981-1991 Chevy/GMC SUV
V8 with 19″ x 28-1/2″ radiator core

Cool-Pack systems feature dual high-output electric fans powered by a 170°F to 210°F adjustable thermal sensor with a digital temperature probe accurate to within ±1°F. The robust aluminum assembly incorporates laser cut fan openings, airflow enhancers and has a special SAE black powder coated finish that is impervious to acids, oils and fuels. Peak airflow is maximized with a special cross flow isolator, a Perma-Cool® exclusive. Cool-Pack uses factory mounting holes and requires no cutting, drilling or modifications. Fully illustrated instructions included. Models are available for most popular full-size pickups and SUVs. Not recommended for heavy towing applications. Click here for Cool-Pack trouble shooting, warranty policy, and return policy.

• Eliminates factory fan clutch, fan and shroud.
• Increases horsepower and torque.
• Provides efficient cooling.
• Simple hand tool installation.
• Improves fuel mileage.
• Features all-aluminum 13″ fan blades.