For the higher performance requirements of small block GM V8's..74-80 this is the Heavy Duty clutch fan for Corvettes where a factory fitted clutch fan is still usable.
Bolt Nut Type |
5/16-18 HOLE (4) |
Fan Bolt Cir |
3.25 |
Flange Cir |
2.56 |
Fan Mount Dia |
2.62 |
Fan Mount Height |
1.80 |
Overall Height (H) |
3.51 |
Overall Diameter |
7.20 |
Pilot Diameter |
0.75 |
Pilot Depth |
0.63 |
Rotation |
STD |