VLC-4K-S Steel valve cap for the 1.4/1.6L XE & Ecotec, for use on Hydraulic & standard spec engines. This cap increases the installed height of the valve spring by app 1mm over the standard spring & cap arrangement which becomes coil bound at about 10mm Must be used with Single valve spring set VLS-05K Set of 16.

VLC-5K Titanium valve cap 3mm in installed height reduces valve seat pressure to minimum to reduce power losses 1.4 &1.6L 16v XE, for use on high spec engines ONLY SUITABLE FOR USE WITH SOLID CAM FOLLOWERS can be used with double valve springs must be used in conjunction with valve platforms VLP-1 & VLP-1K. Set of 16

VLP-2K Valve spring platform (1mm thick) this is used to locate the inner & outer valve spring,(Needed on double valve spring sets only) to the guide on the 1.4/1.6L XE 16v engine. Set of 16 The standard valve platform is not suitable due to the increased diameter of the uprated springs.

VLC-6K-S Steel valve cap 2.0L 16v XE suitable for use with hydraulic Cam followers & double valve springs & single valve spring kits only, for use on Hydraulic & standard spec engines. Set of 16

VLC-7K Titanium valve cap 3mm in installed height reduces valve seat pressure to minimum to reduce power losses 2.0L 16v XE, for use on high spec engines ONLY SUITABLE FOR USE WITH SOLID CAM FOLLOWERS can be used with double valve springs & single valve springs kits. Set of 16

VLP-9K Valve spring platform (1mm thick) this is used to locate the inner & outer valve spring (on doubles & the outer spring only on single) to the guide on the 2.0L XE 16v engine. Set of 16 The standard valve platform is not suitable due to the increased diameter of the uprated springs.