APPLICABILITY:Compatible with SBC Chevy 305 327 350 383 400 engines. Interchange Part Number:7484BOX. Premium Quality:Made of NBR rubber, with matel core inserts to ensure that the bonnet gasket is durable and has better heat resistance. Provide long service life and reliability. Good sealing: it can firmly seal the valve cover, so that oil leakage can be prevented every time the lubricating oil enters the oil return port of the cylinder head. In addition to oil, the gasket helps prevent other harmful substances from entering the valve system.. Withstand harsh conditions: advanced manufacturing technology ensures durability and optimal operation at high or low temperatures.Low temperature resistance to - 40 . 250 high temperature resistance..
