Derale 19" Rigid Race Fan (Steel Blade-Reverse Rot.) NC002015 Two are required and should

Two are required and should closely match bump spring I

10 AN Female O-Ring to 1/2 in SAE Female Quick Disconnect

main bearings and cylinder bores

magnetic-dynamic noise-cancelling microphone

25" stroke with steel rods

Derale 19" Rigid Race Fan (Steel Blade-Reverse Rot.) NC002015 Two are required and shouldDerale 19in Rigid Race Fan (Steel Blade Reverse Rot.) Features: Mechanical Cooling Fan Reverse Rotation Rigid Race 19 in Fan 6 Blade 5 8 in Pilot Steel Black Powder Coat Universal Bolt Pattern Sold Individually Steel fan blades, Maximum full time airflow, Rated up to 8,000 RPM, 19" reverse rotation rigid fan designDerale has been the leader in performance cooling for decades. Derale prides themselves in manufacturing high quality, high performance