Choose Options Compare Quick view Silicone Timing Cover Bushings, fits: ZSPEC or Nissan Z31 300zx OEM Bolts MSRP: Now: $24.00 Was: At long last, no more paying for OEM bushings that just crack and look cruddy. ZSPEC has solved this irritation with its own replacements made of silicone rubber. These work with "OEM-fit" style shoulder-bolt fastener solution (not included in this SKU)... MSRP: Now: $24.00 Was: Choose Options Compare Quick view