12V Fuel Shutoff Solenoid for Case IH / New Holland CAV Pumps – 449679A1 / J904630
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Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
Applications are grouped below. Equipment can vary by serial number, engine, and production configuration.
| Case / Case IH | 1840, 1845C, 1896, 2096, 450C, 455C, 480E/480F, 5130, 5140, 5230, 5240, 5250 and related CAV-pump applications |
| Ford / New Holland | Compatible tractors/equipment using E8NN9D278AA / 83981012-style shutdown solenoid |
Product Overview
The fuel shutoff solenoid is part of the engine stop system. A weak coil, sticking plunger, damaged linkage, or failed electrical connection can cause a no-start, intermittent shutdown, or an engine that will not stop normally with the key.
Cross-reference catalogs tie 449679A1 to J904630, 83981012, E8NN9D278AA, E158792 and K957417. The broad interchange explains why this solenoid appears across both Case and Ford/New Holland equipment, but the injection-pump configuration still must match.
Key Features & Performance
- Engine shutdown control: Moves the fuel-control mechanism between run and stop positions on the matching system.
- Repair-focused replacement: Useful when the original solenoid is electrically open, weak, sticking, or physically damaged.
- Fitment-critical electrical part: Voltage, connector/wiring, linkage, mounting pattern, and original part number should be matched before installation.
Part Numbers & Specifications
- Primary References: 449679A1; J904630
- Cross References: 83981012; E8NN9D278AA; E158792; K957417
- Voltage: 12V
Before You Order
Match the reference number and CAV pump/solenoid design, including connector, linkage and mounting. Model lists span multiple fuel-pump configurations.
Frequently Asked Questions
Is this an OEM part?
This is a replacement service part intended to interchange with the reference number(s) and applications listed here. It is not represented as a factory-branded OEM part unless the product packaging itself states otherwise.
How do I confirm fitment?
Match the original part number first, then confirm the machine model, engine, connector or mounting arrangement, and any serial-number break that applies to your equipment.