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Tranny Mount

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Then the 4.3L was removed for a rebuild. The 4.3L/TH700-R4 position in the bay was determined by first attaching the rear tranny mount of the new bolted-together motor/tranny to the original Toy tranny crossmember. Then the motor-mount position was determined when the assembly was adjusted up and down to make room under the Toy's hood for the Vortec's big intake plenums.