GREAT COMPATIBILITY: The 71600 Manifold drill Template works with Ford V10 2V and 3V Triton Engines(4.6L, 5.4L & 6.8L ), ensuring compatibility and optimal performance on these engines BASIC FUNCTION: This Removal Kit 71600 helps remove broken exhaust manifold bolts without damaging the cylinder head. Facilitate installation of intake manifolds on specific vehicle engines PRECISION ALIGNMENT: .