Idler Pulley - 97-153 exhaust-system-parts or exiting out behind the

or exiting out behind the rear tires on each side of the truck

disassembly & reassembly is simple and precise

Comes with Inner and Outer Hood Trim for a Finished Factory Appearance

For 71-72 Monte Carlo

Tip Attachment Style: Bolt-On

Idler Pulley - 97-153 exhaust-system-parts or exiting out behind theOverview: Idler Pulley, Grooved, 59mm DI 59 mm grooved pulley for use with all Holley passenger side LS accessory drive brackets (this pulley is required for LS bracket application using the "standard" belt spacing AND using a stock LS3 LS7 throttle body, you must replace the grooved idler pulley with this 59 mm pulley to allow safe belt clearance to the throttle body). Features: Genuine Holley Quality Parts Application: Year Make Model Submodel