An exterior oil seal leak also encourages rust on the edge in the housing, harming the seal a lot more and producing excessive coolant leaks. Early signs of worn-out coolant seals include things like reduced coolant readings within the gauge, white sludges from the engine oil, and elevated engine temps. https://cristianuflnl.buyoutblog.com/25659564/what-does-https-www-nwjdmmotors-com-product-jdm-mazda-rx-7-fd-13b-rew-engine-for-sale-mean