Is there anyone that can help me with this question of switching a 5.6l motor with 4.2l motor? Or know where I can get a 5.6l motor at a fair price? Thanks for any response.

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New purchase!!!

2002 toyota 4runner sr5 4x4. Had to have something to haul the dogs around.
1992 300d 2.5 turbo with 180k also smoke silver! 4-sale
1985 300sd silver with blue leather and has 202k, repurchased for a second time (nickname of grandma betty) 4-sale