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International Automotive Technicians Network
Re: Motor Oil and Broken Flexplate
Posted to Technical Discussion Forum on 1/5/2018

just an fyi-i just went through this with an 88 4runner v6, 150k miles. too much crank thrust allowed the crank to move enough to break the ft. pump in the trans and the flex plate wasn't cracked. wish it was. good luck, chuck. Login to read more.