Holley 6-Rib Serpentine Pulley Kit - Black - GM GenV LT-Series Manifolds & Components Positive and Negative without Confusion:

Positive and Negative without Confusion: This mount features stamped "positive" and "negative" markings to allow easy readability and avoid hooking up the battery incorrectly

Activate A Circuit And One RPM Point

To ensure proper safety

Bolts onto 360 cid engines with an externally balanced crankshaft using a 10-inch converter bolt pattern

one bottle can serve two engines or oil changes

Holley 6-Rib Serpentine Pulley Kit - Black - GM GenV LT-Series Manifolds & Components Positive and Negative without Confusion:Holley's Mid Mount complete accessory system has all accessories pulled in tighter than other accessory drives. At the heart of the system is a "bracketless" design, where the accessories bolt directly to the water pump for a clean, integrated form. The design offers superb engine visibility to show off your horsepower, not your accessories. Among the many swap friendly features are bottom heater outlets for clearance in tight applications. The Holley