Edelbrock Pro-Flo Universal Conical Air Filter Element 6.7 in. Length # ED43643 Cylinder Head and an Edelbrock Racing logo

and an Edelbrock Racing logo

Small Block Chevrolet

400 taller / wider than oem block)

Pro-Flo 4 systems have the latest technology with an all-new ECU

Crankshaft Pulley Grooves:10-groove

Edelbrock Pro-Flo Universal Conical Air Filter Element 6.7 in. Length # ED43643 Cylinder Head and an Edelbrock Racing logoEdelbrock Pro Flo Universal Conical Air Filter Element 6. 7 in. Length # ED43643 Air Filter Element, Pro Flow, Conical, Cotton Gauze, Blue, 6. 7 in. Length, Each Air Filter Style: Conical Air Filter Length (in): 6. 70 in. Inlet Flange Inside Diameter (in): 3. 000 in. 3. 500 in 4. 000 in. Air Filter Top Measurement: 6. 000 in. diameter Air Filter Bottom Measurement: 4. 750 in. diameter Air Filter End Cap Material: Steel Air Filter End Cap Finish: