i had a 2.7 for 5 years very good had to replace alternator thats it .easy to do oil and fiters on the model i had with twin lights at front plenty of torque in them . as neil says they are chain and not belt
your barrel looks longer for some reason? on my se the silencer is near the cylinder unless mine as longer cylinder that was already on when i got it . what length are the ment to be?
if you have the longer version of ultra sythetic stock its same as scorpion stock i think . am thinking of one for daughters ultra cause hers as shorter stock and shows more of the air cylinder