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Fuel Systems

M-Series 650cfm Marine Carburetor

650 CFM

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M-Series 650cfm Marine Carburetor

QFT brings its engineering expertise to the marine market. The M-Series feature billet-style metering blocks and throttle bodies for more precise performance and exceptional strength.

  • 650 CFM, Mechanical secondaries.
  • Changeable idle air and high speed bleeds.
  • Built-in sight glass windows for easy float adjustment.
  • Exclusive Black Diamond coating for enhanced corrosion protection and appearance.
  • Coating provides a 6% reduction in fuel temperature.
  • Changeable primary idle feed and power valve channel restrictions.
  • PTFE-coated throttle shafts with PTFE bearing ribbons and stainless steel plates.
  • Electric choke - Fully adjustable, one wire hookup.
  • Quicklink secondary adjustment for fast and easy changing of opening rates.
  • J tubes to prevent spillage.
  • Satin black finish.

Product Specs

Throttle Bore Size
1-11/16"
Primary Jet
22-71
Secondary Jet
22-78
Idle Bleed
26-70
Inter. Bleed
N/A
Hi-Speed Bleed
26-31
Pump Nozzle
21-33
Power Valve
25-65
Needle & Seat
18-1
Fuel Type
Gas

Part #: M-650

Price: $606.72
Sale Price: $539.96
Quantity:

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