10-Pack Primer Bulb Kit – Replaces 694394, 4178, 5084H, 494408, 4128 and 5084D
HIPA 10-Pack Primer Bulb Kit - Fits BS 694394, 4178, 5084H, 494408, 4128, 5084D and Stens 120-178
This HIPA primer bulb restores the supplier-listed service function on compatible outdoor power equipment. It is an aftermarket replacement identified through the HIPA supplier record; equipment and engine brand names below describe compatibility references and do not imply affiliation with those manufacturers.
Why this part matters
Correct model, serial range, part number, dimensions, mounting, orientation, and connections should be confirmed before installation.
Verified identity and application
| Brand / supplier | HIPA |
|---|---|
| Supplier SKU | G758-BF574-E |
| Component type | Primer Bulb |
| Supplier-listed application and references | 10-Pack Primer Bulb Kit - Fits BS 694394, 4178, 5084H, 494408, 4128, 5084D and Stens 120-178 |
| What one purchase includes | 10 primer bulbs |
Fitment safeguard
Verify the complete OEM or replacement number together with the engine or mower model, type, code, serial range, deck configuration, and the original part's mounting and connection details. Do not order from appearance alone. For filters, compare dimensions and sealing style; for electrical or fuel parts, compare terminals, connectors, ports, linkage, orientation, and mounting as applicable.
Installation and service guidance
Shut the engine off, allow it to cool, and disconnect the spark plug or battery as appropriate before service. Follow the equipment manufacturer's service procedure and torque specifications. Inspect related hoses, wiring, fasteners, seals, pulleys, or mounting surfaces before reassembly. No verified product-specific official installation manual was attached to this supplier record, so the engine or equipment service manual remains the controlling source.
Ordering check
Compare every character of the replacement reference and the equipment identification before purchase. If the original part number has been superseded, confirm the supersession through the equipment manufacturer's current parts diagram or an authorized service source.