This sale is for your choice of the Factory GM Roller Camshaft (sorry the cam is sold)or the (12) OEM Roller Lifters ( melling part# JB2079) .We also have 4 of the Lifter Guides on hand for $7.00 each. The camshaft fits most 3.8L buick engines from 1995 to 2005 Buick Chevy Pontiac Olds engines. Just go-to RockAuto and make sure the part number for the cam is Enginetech ES1541 . We had the journals professionally polished so the cam is great to use. The Lifters we left oily. Just blow them off and ready to install. Buy True Factory GM Lifters .We hear problems can happen with cheap aftermarket ones. If you want the Lifter guides just message us. They are $7.00 each. Call (952)854-5 seven eight six