Usage Tips:Colour:silver+blackMaterial:MetalApplication:For Mercruiser3.0L MPI EC 4 stroke 3 liters 4 cylinders350 MPI ALPHA/ 4 stroke 5, liters 8 cylinders350 MPI ALPHA/ EC 4 stroke 5, liters 8 cylinders350 MPI HORIZON ALPHA/ 4 stroke 5, liters 8 cylinders350 MPI HORIZON ALPHA/ EC 4 stroke 5, liters 8 cylinders350 MPI HORIZON MIE 4 stroke 8 cylinders350 MPI MIE 4 stroke 8 cylinders350 MPI 4 stroke 8 cylinders350 MPI ALPHA 2010-2010 4 stroke 8 cylinders357 630A BOBTAIL 2012-2013 4 stroke 4 cylinders357 630V BOBTAIL 2012-2013 4 stroke 4 cylinders357 STROKER 2012-2012 4 stroke 8 cylinders377 MPI 4 stroke 8 cylinders377 MPI EC 4 stroke 8 cylinders383 STROKER 2008-2008 4 stroke 8 cylinders383 STROKER 2008-2008 4 stroke 8 cylinders383 STROKER INBOARD 2009-2009 4 stroke 8 cylinders383 STROKER 2007-2007 4 stroke 8 cylinders383 STROKER 4 stroke385 PERFORMANCE TUNED 2012-2012 4 stroke 8 cylinders4.3L MPI ALPHA/ 4 stroke 4.3 liters 6 cylinders4.3L MPI ALPHA/ EC 4 stroke 4.3 liters 6 cylinders496 O 4 stroke 8 cylinders496 BASE MODEL) 4 stroke 8.1 liters 8 cylindersPackage Contents:1 Set x Idle Air Control ValveOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.