SKU
57-878308-1
Earl's Four Port Adjustable 4 to 9 PSI Boost Reference
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$314.95
Each
Fitment
Bel Air, 1955 thru 1957
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Availability:
Ships Direct from Manufacturer - 2-3 Week Delivery
- Carbureted regulators are adjustable from 4 to 9 PSI base pressure
- Compatible with gasoline, methanol, and E85* (Compatible with
- 1/8” NPT gauge port
- Designed for use with the Holley VR1 and VR2 Series Brushless in-line fuel pumps
- Can be referenced on a 1:1 ratio – includes a barb fitting and a -4 AN fitting for reference connection
- 4 port regulators feature a 10 AN O-ring inlet and return with (4) 8 AN O-ring outlets
Earl's Four Port Adjustable 4 to 9 PSI Boost Reference
| Base Part Number | 878308 |
|---|---|
| Brand | N/A |
| Make / Model | Series | Body | Notes | Year |
|---|---|---|---|---|
| Make / Model Chevrolet Bel Air | Series | Body | Notes | Year 1955, 1956, 1957 |
| Make / Model Chevrolet Del Ray | Series | Body | Notes | Year 1957 |
| Make / Model Chevrolet Nomad | Series | Body | Notes | Year 1955, 1956, 1957 |
| Make / Model Chevrolet One-Fifty Series | Series | Body | Notes | Year 1955, 1956, 1957 |
| Make / Model Chevrolet Sedan Delivery | Series | Body | Notes | Year 1955, 1956, 1957 |
| Make / Model Chevrolet Two-Ten Series | Series | Body | Notes | Year 1955, 1956, 1957 |
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