About this item Fitment: Compatible With Integra/Civic Models- LS / B20 Swapped Engines 1 x LS/B20 to B16/B17/B18 Vtec Head Conversion Kit(As Shown In Pictures) Made From High Quality T6061 Light Weight Aluminum Makes Your Conversion Easy For Those Who Wants To Add B16/B17/B18 Vtec Head to LS/B20 Engine Instruction Not Included, Professional Installation is Required.