Valve Covers Fastener Kit fitting the Skyline GT-R/GTR RB engines (i.e RB25DETT / RB26DETT).
The ZSPEC kit consists of:
20 Stainless Steel (SU304) fasteners
20 Billet Aluminum Finish Washers
Fasteners should be tightened to OEM specifications and do not require the OEM plastic bushings.
Requires basic hand-tools for installation (not included).