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Ethanol resistant, OEM and high flow / high performance, racing needle and seats in a wide selection of sizes for all Rochester Quadrajet carburetors.

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Needle and Seat Assembly - Non-Windowed, .115"

Fits:
Rochester Quadrajet carburetors
Rochester Dualjet carburetors Orifice Diameter: .115"
Over-all length: .880"
Male Thread: 3/8"-24
Quantity: 1 Compatible with new alcohol…see more

Part Number
3409-115
Needle and Seat Assembly - Non-Windowed, .124"

Fits:
Rochester Quadrajet carburetors
Rochester Dualjet carburetors Orifice Diameter: .124"
Over-all length: .880"
Male Thread: 3/8"-24
Quantity: 1 Compatible with new alcohol…see more

Part Number
3409-124
Needle and Seat Assembly - Non-Windowed, .132"

Fits:
Rochester Quadrajet carburetors
Rochester Dualjet carburetors Orifice Diameter: .132"
Over-all length: .880"
Male Thread: 3/8"-24
Quantity: 1 Compatible with new alcohol…see more

Part Number
3409-132
Needle and Seat Assembly - Non-Windowed, .145"

Fits:
Rochester Quadrajet carburetors
Rochester Dualjet carburetors Orifice Diameter: .145"
Over-all length: .880"
Male Thread: 3/8"-24
Quantity: 1
.145" needle and…see more

Part Number
3409-145
Needle and Seat Assembly, .110" diameter


fits Rochester Quadrajet and Dualjet carburetors with a threaded needle and...see more

Stock Replacement .110" diameter fits Rochester Quadrajet and Dualjet carburetors with a threaded needle and seat assembly. Compatible with new…see more

Part Number
3410-110
Needle and Seat Assembly, .125" diameter


Stock Replacement .125" diameter for all Q-Jet & Dualjet carbs with a threaded needle...see more

Stock Replacement .125" diameter for all Q-Jet & Dualjet carbs with a threaded needle and seat assembly. Compatible with new…see more

Part Number
3410-125
Needle and Seat Assembly, .135"diameter


Recommended for high performance street engines....see more

Stock Replacement Quadrajet .135" diameter for all Q-Jet & Dualjet carburetors with a threaded needle and seat assembly.
Recommended for…see more

Part Number
3410-135
Needle and Seat Assembly, .145" diameter


High flow .145" diameter needle and seat for high fuel demand applications...see more

High flow .145" diameter needle and seat for high fuel demand applications. For all Q-Jet carbs with a threaded needle…see more

Part Number
3410-145
Needle and Seat Assembly, .150" diameter


Maximum flow .150" diameter for the most demanding fuel flow applications...see more

Maximum flow .150" diameter for the most demanding fuel flow applications. For all Q-Jet carbs with a threaded needle and…see more

Part Number
3410-150
Needle and Seat Assembly, early style w/2 screws


early style Q-Jets with O-rings and 2 screw hold down....see more

This needle and seat is for early style Q-Jets with O-rings and 2 screw hold down. The ID is .110".…see more

Part Number
3411
Needle and Seat Assembly, early style w/O-Rings


Early style Q-Jets with O-rings...see more

This needle and seat is for early style Q-Jets with O-rings. The ID is .110". Small section diameter: .323" Small section length:…see more

Part Number
3412
Needle and Seat Repair Assembly, Repairs stripped needle and sea


Use this needle and seat to repair stripped threads...see more

Very limited quantities.
Use this needle and seat to repair stripped threads.  Fits: Quadrajet and Dualjet carburetors Installation Instructions:
Drill needle &…see more

Part Number
3415
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