ok i am looking at a 97 prelude and the description says it runs and drives perfectly. but is blowing heavy white smoke from the tailpipe? the owner went to get the engine rebuilt (prof. of course), and then it started to do it.the owner put these things on shortly after or during the time of the rebuild, (just highlighting everything he has down, some dont affect the motor at all):Injen CAI Skunk 2 TB Skunk 2 Intake Manifold (took off due to leak but still comes with...stock one is applied) Greddy Evo 2 Exhaust DC Header Centerforce Clutch/Flywheel Tenzo Short Shifter Tokico Shocks/Springs Unorthodox Racing Pullys Vis Carbon Fiber Hood (Brand New) Depo Black Housing Headlights (Brand New) Toyo Proxes (65-75% Tread Left) Autometer Gauges Oil Pres. Oil Temp. Optima Yellow Top Upgraded Cam (Nothing Crazy...Pretty Mild) Valve Springs/Valve Seats Pistons/Piston Rings (chrome moly) Head Shaved for Compression JDM Valve Cover Samco Hoses he thinks it could be as simple as a sensor or something idk so any help would be greatly appreciated!! thanks !!