Kit Masters reman Horton style DriveMaster on/off fan drive and clutch assy, 8.59 diameter 8PK serpentine pulley, 6.69 overall length, 1.38 belt groove location, 3.5 bolt circle, 2.56 dia fan pilot, 1.07 long 3/8-24 fan studs, 2 high vertical mounting distance from top to bottom holes, 2.36 wide horizontal mounting distance across left and right holes, 4 hole hub mounting; Horton rebuild super kit 995568 or Kit Masters rebuild kit 14-256; 2spd reman option - Kit Masters 99386-2