Exhaust Valve Stem Seal Set-(16).  Fits 1990 ZR-1 LT5. Seals not sold individually.

• 16 Seals direct fitment for Exhaust valve stem, without modification to valve guide.
• Lower installed height than OEM seal, providing clearance for very high lift cams
• Positive seal, metal jacket design with garter spring for extended effective sealing of valve stem
• Good valve spring clearance
• Interference fit provides excellent stability on valve guide
• Manufactured with Viton for superior resistance to heat and wear durability

Always sold from stock on our shelf, just like all of our other products.  Direct fitment on 1990 stock engines, which were not originally equipped with Exhaust valve stem seals.