68 dart 270

i recently traded for my dart i got rid of 83 elcamino felt like we both done well this 270 was a 6 cyl car and was changed to a 78 79 318 with 904 and 8 3/4 rear end dont know gears yet it also has eddy intake holley 4 barrel carb and electronic ign i dig the looks of this ride and i know it needs work body is mostly straight except bad repair on passenger door its okay but irritating repair job i would like to know fair market value on this model 2 door ht 68 270 dart interior is decent but there are small floor pan issues it gets a little wet in th rain i have some stainless thin metal to rivet in wich should repair problem any ways any input or ideas or comments welcome as i said i dig it and i dont believe its going anywhere soon thanks guys for all info