1957-1961 CORVETTE CRANKSHAFT / HARMONIC BALANCER.
ORIGINAL 6" O.D. STEPPED STYLE BALANCER.
GM PART NUMBER: 3760584.
APPLICATIONS:
1957 283 HORSEPOWER.
1958 ALL MODELS.
1959-1961 230, 245, 250 & 275 HORSEPOWER.
Qty: