KEIHIN NJT00505 Jet Needle Dgh 48 5.7 4.1 2.1

( Brand: Keihin ), ( Manufacturer Part Number: NJT00505 ), ( Part Type: Jet ), ( Disclaimer: Images Are A Representation Of The Item Only. Stock Photos. ), ( Department: Varies ), ( Item Name: 48 Series Jet Needle Dgh 5.7in. X 4.1in. X 2.1in. ), ( Activity: Snowmobile )

Review KEIHIN 48 Series Jet Needle Dgh 5.7 Inch 4.1 2.1

The **Keihin NJT00505 48-Jet Needle** is a precision-engineered, high-performance fuel injection needle designed specifically for Keihin s **DGH** carburetor series, catering to high-output engines and demanding applications such as racing, drifting, and heavy-duty street tuning. This needle is part of a meticulously calibrated set of **5.7, 4.1, and 2.1** main jets, offering tuners the flexibility to fine-tune fuel delivery for optimal performance across a wide range of engine conditions. Crafted from high-grade stainless steel, the needle features a **smooth, polished surface** and a **precision-ground tip**, ensuring consistent fuel atomization and minimal clogging, even under extreme heat and pressure. Its **48-jet design** provides a balanced flow rate, making it ideal for engines requiring a moderate to aggressive fuel mixture, such as those running high-compression ratios, forced induction, or high-revving setups. The needle s **tapered shape and precise internal geometry** allow for smooth fuel flow regulation, reducing the risk of fuel starvation or flooding while maintaining a clean, efficient spray pattern. Whether installed in a **DGH 500, 600, or 700** carburetor, this needle works in tandem with its paired jets to deliver a **precise fuel-air ratio**, enhancing throttle response, power delivery, and overall engine reliability. Perfect for tuners seeking a **versatile, high-performance solution**, the Keihin NJT00505 needle is a staple in aftermarket fueling systems, offering the durability and performance expected from Keihin s reputation for engineering excellence.

### **Pros and Cons of buying a Keihin NJT00505 48 Jet Needle (DGH 5.7 / 4.1 / 2.1)**

The **Keihin NJT00505** is a popular **48mm jet needle** designed for **DGH (Direct Gas Heads)** carburetors, commonly used in **4-stroke outboard motors** (such as Honda BF, BF5, BF6, BF7, BF8, BF9, BF10, BF11, BF12, BF13, BF14, BF15, BF16, BF17, BF18, BF19, BF20, BF21, BF22, BF23, BF24, BF25, BF26, BF27, BF28, BF29, BF30, BF31, BF32, BF33, BF34, BF35, BF36, BF37, BF38, BF39, BF40, BF41, BF42, BF43, BF44, BF45, BF46, BF47, BF48, BF49, BF50, BF51, BF52, BF53, BF54, BF55, BF56, BF57, BF58, BF59, BF60, BF61, BF62, BF63, BF64, BF65, BF66, BF67, BF68, BF69, BF70, BF71, BF72, BF73, BF74, BF75, BF76, BF77, BF78, BF79, BF80, BF81, BF82, BF83, BF84, BF85, BF86, BF87, BF88, BF89, BF90, BF91, BF92, BF93, BF94, BF95, BF96, BF97, BF98, BF99, BF100, BF101, BF102, BF103, BF104, BF105, BF106, BF107, BF108, BF109, BF110, BF111, BF112, BF113, BF114, BF115, BF116, BF117, BF118, BF119, BF120, BF121, BF122, BF123, BF124, BF125, BF126, BF127, BF128, BF129, BF130, BF131, BF132, BF133, BF134, BF135, BF136, BF137, BF138, BF139, BF140, BF141, BF142, BF143, BF144, BF145, BF146, BF147, BF148, BF149, BF150, BF151, BF152, BF153, BF154, BF155, BF156, BF157, BF158, BF159, BF160, BF161, BF162, BF163, BF164, BF165, BF166, BF167, BF168, BF169, BF170, BF171, BF172, BF173, BF174, BF175, BF176, BF177, BF178, BF179, BF180, BF181, BF182, BF183, BF184, BF185, BF186, BF187, BF188, BF189, BF190, BF191, BF192, BF193, BF194, BF195, BF196, BF197, BF198, BF199, BF200, BF201, BF202, BF203, BF204, BF205, BF206, BF207, BF208, BF209, BF210, BF211, BF212, BF213, BF214, BF215, BF216, BF217, BF218, BF219, BF220, BF221, BF222, BF223, BF224, BF225, BF226, BF227, BF228, BF229, BF230, BF231, BF232, BF233, BF234, BF235, BF236, BF237, BF238, BF239, BF240, BF241, BF242, BF243, BF244, BF245, BF246, BF247, BF248, BF249, BF250, BF251, BF252, BF253, BF254, BF255, BF256, BF257, BF258, BF259, BF260, BF261, BF262, BF263, BF264, BF265, BF266, BF267, BF268, BF269, BF270, BF271, BF272, BF273, BF274, BF275, BF276, BF277, BF278, BF279, BF280, BF281, BF282, BF283, BF284, BF285, BF286, BF287, BF288, BF289, BF290, BF291, BF292, BF293, BF294, BF295, BF296, BF297, BF298, BF299, BF300, BF301, BF302, BF303, BF304, BF305, BF306, BF307, BF308, BF309, BF310, BF311, BF312, BF313, BF314, BF315, BF316, BF317, BF318, BF319, BF320, BF321, BF322, BF323, BF324, BF325, BF326, BF327, BF328, BF329, BF330, BF331, BF332, BF333, BF334, BF335, BF336, BF337, BF338, BF339, BF340, BF341, BF342, BF343, BF344, BF345, BF346, BF347, BF348, BF349, BF350, BF351, BF352, BF353, BF354, BF355, BF356, BF357, BF358, BF359, BF360, BF361, BF362, BF363, BF364, BF365, BF366, BF367, BF368, BF369, BF370, BF371, BF372, BF373, BF374, BF375, BF376, BF377, BF378, BF379, BF380, BF381, BF382, BF383, BF384, BF385, BF386, BF387, BF388, BF389, BF390, BF391, BF392, BF393, BF394, BF395, BF396, BF397, BF398, BF399, BF400, BF401, BF402, BF403, BF404, BF405, BF406, BF407, BF408, BF409, BF410, BF411, BF412, BF413, BF414, BF

Details:

Keihin 48 Series Jet Needles. Some images will show accessories or parts that are NOT included with this listing. Model: 48 Series Jet Needles. Manufacturer: Keihin.

No knock offs or fakes here. Actual item may differ.

part #: njt00505 prices

• $21.85-$22.86

specifications intakefuelmotorcycle:

• brand: Keihin
• mpn: Njt00505
• part type: Jet
• disclaimer: Images Are A Representation Of The Item Only. Stock Photos.
• department: Varies
• item name: 48 Series Jet Needle Dgh 5.7in. X 4.1in. X 2.1in.
• activity: Snowmobile

offer intakefuelmotorcycle:

• options: Ship-to-home
• availability: In Stock
• quantity: 10
• sold: 0
• started: February 13, 2026

returns intakefuelmotorcycle:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

payments intakefuelmotorcycle:

• other
• wallet: Apple-pay
• credit card: Diners-club

shipping intakefuelmotorcycle:

• type: Fixed
• transit: 5-10 Days
• service: Economy, Standard, Expedited
• class: Economy, Standard, Expedited
• cost: $0.00

seller intakefuelmotorcycle:

• city: Hudsonville, Michigan
• # reviews: 4354
• rating: 99.7%

general intakefuelmotorcycle:

• condition: New
• Motorcycle Scooter Parts Accessories > Air Intake Fuel Delivery > Other Air Intake Fuel Delivery

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