These Spectre billet aluminum crankshaft pulleys can really dress up your engine's accessories, as well as your vehicle's engine compartment. They are manufactured from billet aluminum and feature a machined finish. Fits BBC w/short water pump running single V-groove acc. drive.
Pulley has a male 2.280" register to mount off your harmonic dampner. This pulley is 6.50" O.D. and is .640" thick. Pulley uses the three 3/8" mounting holes on a stock BBC bolt circle.
Note: This is a used item. This item might have been taken in on a trade. RBS may have inspected this item and deemed re-usable. There is no warranty expressed or implied with this item.