Which flywheels would be better for street driving and also drag racing the Shane Racing 9.5 flywheel or the Exedy flywheel.

 

stock flywheel

If you want to go a little bit lighter, get the Racing Beat lightweight steel flywheel.

Really light flywheels are not good for drag racing.

 

Lighter flywheels are good for road racing where you are increasing and decreasing rev's fast for accelaration and deccelaration. Heavier fw's are good for drag racing where you need more inertia for harder launches.