ok hears the story. i own an 1994 850 turbo with 172,000 miles. i just replaced the air filter, plugs, wires , cap and rotor, fuel filter,pnp switch, oil change, tranny flush and coolage flush . but sometimes when i am accelerating from the start it seems sluggish.but other times its not that bad .i'm not sure what kind of gas milage my car is supposed to get but the max is 23 mpg. i don't what else to replace, or even cheaper what else i can clean to give this car a littel more pep. is there anything else i should do to the car. i just bought it and want to make sure it runs another 200,000.any help on this matter would be greatly appreciated. you guys have been great for all of my questions. Thank you everyone who replied to my posts and www.volvospeed.com for all of there help . and of course the brickboard . love you guys!