Derale 18" Stainless Steel Flex Fan, Chrome - Belt Driven - 10,000 RPM - Reverse Rotation

Derale Radiator Fans - D17818

18-1/4" Diameter x 2-3/8" deep, heavy-duty flex fan offers a unique design that allows fan blades to flatten out when sufficient airflow is present, thereby avoiding engine overload and boosting your mileage and horsepower.

Features:

• Increases fuel economy, horsepower and torque
• Improves overall performance
• Pulls more air at low speeds than factory fan because of larger surface area
• Designed so that blades flatten out at high RPM, when vehicle speed alone offers sufficient airflow
• Has heavy-duty, steel hub with chrome plating and durable, reinforced stainless steel blades
• Made in USA

Specs:

• Dimensions: 18-1/4" diameter x 2-3/8" deep
• Flange adjustability: 1-3/4" - 2-1/4"
  • Pilot hole: 5/8" diameter
• Rotation: reverse
• RPM rating: 10,000
• 1-Year warranty

17818 Derale Belt-Driven, Heavy-Duty, Chrome-Plated Flex Fan with Reverse Rotation

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