Quick Fuel Black Diamond Marine Series 650 CFM 4-Barrel Carburetor # M-650
SKU: 64982522738

Quick Fuel Black Diamond Marine Series 650 CFM 4-Barrel Carburetor # M-650

Sale price$798.75 Regular price$887.50
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Description

Quick Fuel Black Diamond Marine Series 650 CFM 4-Barrel Carburetor # M-650Carburetor, Q Series Marine, 650 cfm, Mechanical Secondary, Electric Choke, Satin Black, Dual Inlet, Each M 650 CFM: 650 Fuel Category: Gasoline Remanufactured: No Number of Barrels: 4 Carburetor Flange: Square bore Choke: Electric Secondary Type: Mechanical Fuel Inlet: Dual Primary Jet Size: 71 Primary Power Valve (Hg): 6. 5 Hg Secondary Jet Size: 78 Primary Outer Air Bleed Sizes Included: 70 Primary Inner Air Bleed Sizes Included: 31 Secondary Outer

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

CFM:

650

Fuel Category:

Gasoline

Remanufactured:

No

Number of Barrels:

4

Carburetor Flange:

Square bore

Choke:

Electric

Secondary Type:

Mechanical

Fuel Inlet:

Dual

Primary Jet Size:

71

Primary Power Valve (Hg):

6.5 Hg

Secondary Jet Size:

78

Primary Outer Air Bleed Sizes Included:

70

Primary Inner Air Bleed Sizes Included:

31

Secondary Outer Air Bleed Sizes Included:

70

Secondary Inner Air Bleed Sizes Included:

31

Carburetor Color:

Satin black

Ford Kickdown:

No

Booster Type:

Down-leg

Throttle Linkage Type:

Universal

Carburetor Height (in.):

3.250 in.

Quantity:

Sold individually.

Notes:

Fuel inlets are 7/8-20 in. thread.

Quick Fuel Black Diamond Marine Series Carburetors

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)

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 64982522738

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Megan Cusack
Omaha, US
★★★★★ 5
Love these floating shelves!
Color: Oak, Number Of Shelves: 2, Size: 36"W x 6.5"D
These shelves are perfect for my kitchen! They were easy to install. All the hardware was included. They are durable and sturdy and gave my kitchen wall an instant face lift!
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Reviewed in the United States on April 14, 2026
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A. Tucker
Birmingham, US
★★★★★ 3
Holes in brackets are not spaced for studs!
Color: White, Number Of Shelves: 2, Size: 67"W x 6.5"D
So the quality of this not great, but good enough and they look nice enough on the wall. However, the bracket holes are not spaced at 16" intervals. WTF? I'm not sure who designed this thing. The molly plugs that came with it look OK, but to play it safe I used a cobalt steel drill bit and made my own holes in the bracket. Easy enough with some wd40. My other pick with this is that the screws to anchor the shelf to the bracket are black and and very obvious... they should have supplied some kind of cap.
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Reviewed in the United States on January 31, 2026
J
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Judy
Los Angeles, US
★★★★★ 5
Great purchase
Color: Ink Black, Size: 2 pack
The set is sturdy, easy to assemble and are visually pleasing. Great value for the money.
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Reviewed in the United States on May 12, 2026
B
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bradley e.
Massapequa, US
★★★★★ 5
Sturdy and Nice
Color: Ink Black, Size: 2 pack
Very Sturdy and good looking
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Reviewed in the United States on March 28, 2026
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KAREN MARIE
San Leandro, US
★★★★★ 5
Great value!
Color: Ink Black, Size: 2 pack
Really sturdy and a great value for the money. Almost idiot proof when putting it together, too. The drawing is very specific, and everything is really well marked and numbered. This isn’t fine furniture, but it really is a great value for the money!
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Reviewed in the United States on January 19, 2026

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