What is a good price for this truck?

[DaltonGareau]

new to this forum and i have been looking for a regular cab short box for a bit and i came across this one and there are none to compare it to so im not to sure on how to put a price on it so if you guys could help me out by telling me what you think it is worth that would be awesome
thanks (just copy the link and take the spaces out i dont have 5 posts so i cant post links that is why the link is like that sorry)

h t t p : / / a l b e r t a . k i j i j i . c a / c - c a r s - v e h i c l e s - c a r s - t r u c k s - c u s t o m - l i f t e d - 3 - 4 - t o n - s h o r t - b o x - W 0 Q Q A d I d Z 3 6 4 5 2 3 8 2 4

or go to alberta kijiji and put in this number in the search for that ad **** 364523824 ****

[canuckz71]

Can you even register the old trucks that run on propane anymore? I think you have to get the system upgraded or convert to gas. As a trail rig I'd pay no more than $2,500depending on how it ran.