ACDelco 38157 Professional Automatic Belt Tensioner and Pulley Assembly 074200019230 Caps included

Caps included

Antique Black Frame

Size: 1/8 x 2"

reduced EGT's and faster spool-up over the original cast wheel

Button-embellishments on tabs add character

ACDelco 38157 Professional Automatic Belt Tensioner and Pulley Assembly 074200019230 Caps includedLabyrinth seal stops contamination of internal parts for maximum durability and service life Machined steel pulley reduces surface wear while shielding the internal bearing from outside contaminants Double row bearings minimize friction for reduced bearing wear and noise Round spring wire includes a chrome silicone torsion spring for less flex fatigue than flat wire designs Patented damping mechanism provides maximum stability, reducing vibration and