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Quick Fuel Black Diamond Marine Series 650 CFM 4-Barrel Carburetor M-650 Carburetor, Q-Series Marine, cfm, Mechanical Secondary, Electric Choke, Satin Black, Dual Inlet, Each

SKU: QFTM-650

Carburetors

Quick Fuel Black Diamond Marine Series 650 CFM 4-Barrel Carburetor M-650 Carburetor, Q-Series Marine, cfm, Mechanical Secondary, Electric Choke, Satin Black, Dual Inlet, Each

SKU: QFTM-650

Carburetors
A$2,455.43
IN STOCK! Est Ship 4-7 days. In stock at 1 location (more than 10 available)

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Description


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 13:57:19

Data: v4.2 - Upd: 2026-11-08 22:41:08

Features

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Quick Fuel, Quick Fuel (holley), Quick Fuel Technology
StreetFX SKU qftM-650
SFX Item ID 5025030
Accounting SKU qft-M-650
Manufacturer SKU M-650
Manufacturer UPC 849804000485
Alternative References M-650, QFT-M-650, QKFM-650

Carburetor, Q-Series Marine, 650 cfm, Mechanical Secondary, Electric Choke, Satin Black, Dual Inlet, Each

To ensure smooth, positive response from your watercraft fuel system, Quick Fuel Technology introduces Black Diamond Marine Series carburetors. The proper blend of air and fuel is critical when you're cruising miles from shore, and the innovative team at QFT has engineered carbs for every street and race application imaginable. Trust their expertise for your boat needs, as well. Depending on the Marine Series carburetor model selected, you can choose single or dual fuel inlets, vacuum or mechanical secondary, primary and secondary jet sizes, and inner and outer air bleed sizes.

Quick Fuel Black Diamond Marine Series carburetors feature:
• Aluminum fuel bowls with sight glass windows for quick float adjustment
• Changeable idle air and high-speed bleeds
• PTFE-coated throttle shafts with PTFE bearing ribbons and stainless steel plates
• J tubes to prevent spillage
• Black Diamond high-temperature satin coating on main body and fuel bowls for enhanced corrosion protection and appearance; coating also provides a 6 percent reduction in fuel temperature
• 4-corner idle adjustment (except M-600)
• Billet metering blocks with changeable primary idle feed and power valve channel restrictions (except M-600)

Product Attributes
BrandQuick Fuel
Manufacturer's Part NumberM-650
Part TypeCarburetors
Product LineQuick Fuel Black Diamond Marine Series Carburetors
UPC849804000485
CFM650
Fuel CategoryGasoline
RemanufacturedNo
Number of Barrels4
Carburetor FlangeSquare bore
ChokeElectric
Secondary TypeMechanical
Fuel InletDual
Primary Jet Size71
Primary Power Valve (Hg)6.5 Hg
Secondary Jet Size78
Primary Outer Air Bleed Sizes Included70
Primary Inner Air Bleed Sizes Included31
Secondary Outer Air Bleed Sizes Included70
Secondary Inner Air Bleed Sizes Included31
Carburetor ColorSatin black
Ford KickdownNo
Booster TypeDown-leg
Throttle Linkage TypeUniversal
Carburetor Height (in.)3.250 in.
QuantitySold individually.
NotesFuel inlets are 7/8-20 in. thread.

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