THIS IS THE ULTIMATE HIGH PERFORMANCE BILLET FLYWHEEL AND CLUTCH ASSEMBLY . IT IS DRILLED TO FIT EARLY/LATE CRANKSHAFTS .ITS FITS FROM 1964 TO 1987 . IT FITS ALL EARLY STEEL 330,400,425 CRANKSHAFTS AND ALL LATE 307,350,403,400,455 CRANKSHAFTS .THIS IS A GAURANTEE FIT . IT COMES WITH BILLET FLYWHEEL , CLUTCH , PRESSURE PLATE , AND THROW OUT BEARING .YOU GET EVERYTHING YOU SEE IN THE PICTURE .

THESE FLYWHEEL ALSO HAVE A BOLT ON WEIGHT WHICH WILL ALLOW THESE FLYWHEELS TO BE EXTERNAL BALANCED ( FACTORY BALANCED ) OR SIMPLY REMOVE WEIGHT AND ITS A NEUTRAL BALANCED ( O BALANCE)