Description
Vacuum secondaries are activated by venturii velocity through the primary venturii and further aided by secondary venturii velocity. Engine/manifold vacuum is not related and has no effect on the operation of the carburetors secondary system.
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Installation Instructions
Specifications:
| Description_ASC | Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations |
| Description_ASM | Vacuum Secondary Diaphragm primarily used on out board 6-pack Carburetor Numbers: R3659 R4365-1 R4382-1 R4383-1 R4393-2 R4394-2 R4671 R4672 R4789 R4790 |
| Description_DEF | Carburetor Accelerator Pump Diaphragm |
| Description_DES | Vacuum Secondary Diaphragm |
| Description_EXT | Vacuum Secondary Diaphragm; Carburetor Model Numbers R3659/R4365-1/R4382-1/R4383-1/R4393-2/R4394-2/R4671/R4672/R4789/R4790; |
| Description_FAB | Vacuum Secondary Diaphragm |
| Description_INV | DIAPHRAGM |
| Description_MKT | Vacuum secondaries are activated by venturii velocity through the primary venturii and further aided by secondary venturii velocity. Engine/manifold vacuum is not related and has no effect on the operation of the carburetors secondary system. |
| Description_MKT | Vacuum Secondary Diaphragm primarily used on out board 6-pack Carburetor Numbers: R3659 R4365-1 R4382-1 R4383-1 R4393-2 R4394-2 R4671 R4672 R4789 R4790 |
| Description_SHO | Carburetor Diaphragm |
| height | 1.95 |
| length | 7.0 |
| LTL | N |
| WARNING CA Proposition 65 | No |
| weight | 0.075 |
| width | 4.95 |
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