The inlet and exhaust systems (including inlet and exhaust manifolds and ports of cylinder head) resistance of model 492 gasoline engine have been measured by the steady flow tests.
采用穗流试验的方法测定492汽油机进排气系统的阻力(包括进排气管和气缸盖进排气道)。
Carburetor gasket seal, small general gasoline engine sealing, air filter separator device sealing, sealing, crankcase sealing, cylinder head gaskets, insulation gasket, exhaust pipe sealing.
小型通用汽油机用垫片，化油器密封，隔板器密封，空气滤清器密封，曲轴箱密封，汽缸头垫片，隔热罩垫片，排气管密封。
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