282°/286° high lift racing cams to suit 2JZ-GTE engine running alcohol based fuels and 72mm+ turbo. These high velocity camshaft require a shimless bucket or shim-under bucket conversion, such as the DLC coated bucket KCF-202. Cylinder head may require machining for clearance of high lift cam lobes. Kelford Cams recommend valve spring KVS02-BT.