Ford Performance M-6316-D302 Harmonic Damper

302/351W PERFORMANCE CRANKSHAFT DAMPER Engine: 302/351W Balance: Neutral NOTES: 1 Damper has removable weight that allows use as a neutral balance unit for internally balanced crankshafts. 1994-01 Mustang and Explorer requires modification. 2 Does not clear early timing chain cover with rear installed seal. 3 3.000-inch. overall length 4 Tuned for use on 521 crate engine. 5 Passenger side 11-o'clock timing marks only. 6 Passenger side 11-o'clock timing marks and drivers side 2-o'clock timing marks