RB26/30 DOHC Cast Block Billet Lower Timing CoverFinish off the front of your engine build with a premium quality lower timing belt cover. Protect your engines timing belt with one of these that will ensure to close in the gap that is usually there when using oem timing belt covers. The TDC reference pointer is extended forward to get rid of the guess work and meet the timing marks that is located on today's industry leading dampeners. Lower timing cover is extended higher to enclose the timing belt