HOL-122-42 Carburetor Standard Main Jet
CLEARANCE ITEM / ALL SALES FINAL – Standard Main Jet, 1/4-32 Thread, .042″ Jet size
Features
- Jet Hole sizes provided for reference only . All Holley jets are sized by actual flow and may vary from sizes above.
These metering orifices control fuel flow into the metering system. They are rated in flow capacity “cubic centimeters per minute” and are changeable for tuning purposes. The shape of the entry, exit, and size determines flow. All Holley Main jets are flow tested and then stamped with the correct number.
Click on Catalog Product Page for complete listing of jets and sizes.
Attributes:
| Emission Code | 5 |
| Warranty | Manufacturer’s Limited 90 Day Warranty |
| Thread Diameter | 1/4-32 |
| Product Type | Standard Main Jet |
| Orifice Diameter | 0.042 |
| Material | Brass |
| Length | 0.35 |
| Jet Size | 0.042 inch |
| Jet Number | 42 |
| Head Diameter | 0.31 |
| Grade Type | Performance |
| Category | Carburetors and Components |
| Brand | Holley |
| Weight | 0.009 kg |
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