EWK EN48383 EN46105 Camshaft Retaining Tool for GM Chevy Cadillac Buick 3.6 COMPATIBLE TOOLS - Replacements For EN 48383 And EN 46105 Camshaft Retaining Tool Set. Dedicated For Cadillac, Buick, Saturn, Pontiac, Chevrolet. TIMING JOB REQUIRES PRECISION - Preventing Rotation And Holding The Camshaft At TDC Properly Are Critical For Timing The Engine Precisely. Also, The Special Oversized Design Keeps The Tool From Being Left On The Engine. APPLICABLE ENGINE: V6 High Feature Engine 2.8L, 3.0L, 3.6L, 3.6L V7, 2.8L V7 OEM no. EN-48383 EN-46105