446GC279 Heavy Duty Valve Stem Seal 12PCS Set with High Temperature Resistance for Mack Truck Engine

This 446GC279 valve stem seal set contains 12 pieces in total, perfectly compatible with Mack heavy-duty truck engines. Made of high-strength wear-resistant rubber material, it boasts outstanding high temperature resistance and excellent sealing effect, which can effectively block engine oil from entering the combustion chamber, lower oil consumption and avoid engine smoke failure. Manufactured following strict original specifications, it is easy to install, stable in performance and durable enough to adapt to various harsh driving environments, being an ideal replacement accessory for daily engine maintenance and overhaul.

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