Ford messed up the gapping on the OEM plugs and this is part of the problem with the Ecoboost shudder at 55-60mph. The spark plug gaps are all over the place from. 035 to. 046 on just one members engine.
At the time of publication, the average cost of concrete for a 400-square foot slab, the typical size for a two-car garage, ranges between $583 and $637 or between $1.46 and $1.59 per square foot. On average, contractors will put in about 13 hours of labor to finish a two-car concrete garage slab.
Does anyone know what's a decent price per square foot for a concrete patio? Nothing fancy - just a 10'x20' concrete slab with a broom finish. I know people last year who paid <$5 per square foot and so far the best I've found is $7.30 per square foot. Have prices for concrete gone up that much the past year?