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Subaru 3740 Injector 1.8L H4 Engine Fuel Injector (Compatible with 35-01541-r / 16611AA340)
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| Product Type | Fuel Injector (Nozzle) |
| Core Part Number | 3740 |
| Part Number | 16613AA030 |
| Interchange Number | 35-01541-r, 16611AA340, 3400 |
| Compatible Engine Displacement | 1.8L / 2.5L / 3.0L |
| Engine Type | Horizontal Opposed H4/H6 |
| Fuel System Type | Top feed (Top Feed) / side feed (Side Feed) compatible |
| Flow Grade | 800cc (some high-performance versions) |
| Fuel Compatibility | Gasoline / E85 (for some models) |
| Packaging Quantity | Single or set (4 pieces/6 pieces) |
Manufacturer No.
3740
OEM Part No.
16613AA030
Engine Part No.
1.8L H4EJ18EJ20EJ252.5L H43.0L H6
Interchange No.
35-01541-r16611AA340297-00304G153816-2032155-041467465842-12308800-1901NFJ865M625FJ8603400
Fitment Vehicles
1993 Subaru LoyaleSubaru ImprezaSubaru Outback 3.0L H6Subaru Forester 2.5LSubaru WRX STI
Fuel System - Industrial Encyclopedia
This Subaru OEM standard injector (Part No. 3740) is specifically designed for the 1993 Loyale and various Impreza models, compatible with the 1.8L H4 horizontally opposed engine. Using precise atomization technology, it ensures fuel economy and emission compliance. As a key component of the direct injection system, it strictly matches the original factory flow and resistance values, and can replace multiple interchange numbers such as 35-01541-r, 16611AA340. Suitable for routine maintenance and performance recovery, it is a reliable choice for upgrading or replacing the Subaru horizontally opposed engine fuel system.