30 days return. Buyer pays for return shipping. If you use an eBay shipping label, it will be deducted from your refund amount. Policy depends on shipping service.
The Comp Cams 7100 is a great addition to any decent SBC build. By utilizing a multi keyway crankshaft sprocket, cam timing can easily be adjusted. Much better option than offset cam gear bushings. This part is an excellent value!