What would you recommend for a standard tune up? It's got 41,000 miles on it and hasn't been driven more than 5000 miles in the last 12 years. It has sit for the last year and a half and barely started. I know it isn't up to par and it developed a miss after driving it for a couple days. Although no real mileage per gallon it used 3/4 of a tank in about 125 miles of driving. The miss went away after I added a fuel injection cleaner (not completely but much better). I put in some 89 octane...

94 gt convertible standard tune up recommendations?