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Century Fuel Products
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  • More
    • Home
    • About
    • PARTS
      • ADAPTORS
      • AIR HORNS
      • AIR VALVES
      • BULKHEAD W/ or W/O FILTER
      • CARBURETORS & MIXERS
      • CONVERTERS & REGULATORS
      • HOSES
      • LOCKOFFS & SOLENOIDS
      • REPAIR KITS
      • THROTTLE BODIES
    • GENERATOR/SMALL ENGINE
    • UPDATES
    • SUPPORT
      • REPAIR KIT INSTRUCTIONS
      • SPEC SHEETS
      • WARRANTY
Century Fuel Products
  • Home
  • About
  • PARTS
    • ADAPTORS
    • AIR HORNS
    • AIR VALVES
    • BULKHEAD W/ or W/O FILTER
    • CARBURETORS & MIXERS
    • CONVERTERS & REGULATORS
    • HOSES
    • LOCKOFFS & SOLENOIDS
    • REPAIR KITS
    • THROTTLE BODIES
  • GENERATOR/SMALL ENGINE
  • UPDATES
  • SUPPORT
    • REPAIR KIT INSTRUCTIONS
    • SPEC SHEETS
    • WARRANTY

*NEW PRODUCT* CENTURY ACC11-01A

    CENTURY ACC11-01A

      The Century ACC11-01A is a diagnostic tool for testing LP convertors in open loop fuel systems. The ACC11-01A is good for verifying if a regulator is non-functional before replacing unnecessarily.


      

    Included with ACC11-01A:
    Case

    0-30 P.S.I. Gauge (For positive pressure regulators)

    0-10 P.S.I. Gauge (For negative pressure regulators)

    0-10” Positive & Negative W.C. Gauge (For negative pressure regulators)

    Secondary Lever Gauge (For Century or Impco regulators)

    Secondary Lever Gauge (For Original Century Regulators)

    3/16” Vacuum Tee with Vacuum Lines

    1/4-28 X 1/4" Hose Fitting

    1/8 Male NPT X 1/4" Hose 90° 

    1/2 Male NPT X 1/4 Female NPT Bushing 

    1/4 Male NPT X 1/4 Male NPT Union

    Color Coded Test Hoses

    Gauge Calibration Wrenches with directions

    *NEW PRODUCT* C-T50 REGULATOR

      C-T50 REGULATOR

      DESCRIPTION


      The C-T50 is a two-stage, primary and secondary regulator for LP-Gas using vapor withdrawal

      for stationary and mobile engine application. Some models are supplied with a built-in vacuum

      controlled 100% shutoff when engine stops. The C-T50 regulator has an idle fuel adjust for fuel

      mixtures for starting in place where a separate idle line is not needed. Manual primer on back

      cover is optional.  A fuel filter is recommended for this unit.


      SPECIFICATIONS


      Fuel Type ……………………………………………………………. LP Gas Vapor or Natural Gas

      Inlet Pressure ……………………………………………………… 100 PSI, Capped

      Mounting Position ……………………………………………… Vertical

      Primary Pressure ……………………………………………….. 5PSI to 6PSI

      Fuel Inlet ……………………………………………………………. 1/4” Pipe

      Fuel Outlet ………………………………………………………… 3/8” Pipe

      Vacuum Port ……………………………………………………… 1/8” Pipe

      Idle adjustment on back cover is furnished with a welch cap once final fuel adjustment is made.


      MODEL TYPES AVAILABLE


       C-T50-A Regulator with vacuum diaphragm

       C-T50-B Regulator with vacuum diaphragm w/primer

      C-T50-C Regulator with no vacuum diaphragm, no primer

       C-T50-D Regulator with no vacuum diaphragm, w/primer

      *NEW PRODUCT* C-CA55-258L CARBURETOR

        C-CA55-258L CARBURETOR

        For bi-fuel applications. This model features a moveable air-valve assembly, thus providing additional airflow requirements of LPG Vapor or Natural Gas in gasoline bi-fuel applications. It is designed for use on engines up to 73 hp (54.0 kW), with a flow rate of 118 CFM (55.7 L/s).


        Fuel Type: LPG Vapor or Natural Gas, Bi-Fueled with Gasoline

        Inlet Pressure: -1.5" w.c

        Operating Temperature: -40° F to +250° (-40° C to +121° C)

        Mounting Position: Any

        *NEW PRODUCT* C-CA55-756L CARBURETOR

          C-CA55-756L CARBURETOR

          The Model C-CA55-756L is a 118 CFM (59.0 L/s)  bi-fuel mixer, suitable for engines up to 73 hp (54.0 kW). The moveable air/valve assembly optimizes airflow for LPG Vapor or Natural Gas in gasoline bi-fuel applications. The flow-through design allows mounting in the inlet air stream. Various Air Horn sizes are available to suit individual applications. 


          Fuel Type: LPG Vapor or Natural Gas, Bi-Fueled with Gasoline

          Inlet Pressure: -1.5" w.c.

          Operating temperature range: -40° F to +250° F (-40° C to +121° C)

          Mounting Position: Any

          *NEW PRODUCT* C-T60-N-2L REGULATOR *NIKKI REPLACEMENT*

            C-T60-N-2L REGULATOR *NIKKI REPLACEMENT*

            The Century model C-T60-N-2L has been reverse engineered to replace most Nikki regulators for field replacement. The back cover has 2 mounting lugs with the same dimensional pattern as the Nikki regulator. Water, fuel out location, and thread sizes are the same. Vacuum port in the Nikki regulator has a pressed in fitting where Century's regulator will need a fitting installed to accept a vacuum hose. Standard thread size in the Century regulator is 1/8' NPT with either a 3/16' or 1/4' NPT I.D. hose size/90 degree elbow fitting.


             6 PSI, W/ VACUUM LOCKOFF DIAPHRAGM, NO PRIMER


            Note: All units have tamper caps included, per CARB,  for primary pressure adjustment and idle adjustment area. Tamper cap to be installed at idle area  by the approved installer once final fuel mixtures are set on site. Units have primary pressure settings pre-set at the factory at 6 PSI.

            *NEW PRODUCTS* MODEL C-MR-1 & C-MR-1-AH REGULATOR

              C-MR-1 & C-MR-1-AH REGULATOR

               

              C-MR-1:  TWO-STAGE REGULATOR, VAPOR  LPG WITHDRAWL, W/ PRIMER BUTTON

              C-MR-1-AH:  TWO-STAGE REGULATOR, AIR HEATED, W/ PRIMER BUTTON

              C-MR-1-I:  TWO-STAGE REGULATOR, VAPOR WITHDRAWL, W/ IDLE FUEL ADJUSTMENT

              C-MR-1-I-P:  TWO-STAGE REGULATOR, W/ IDLE FUEL ADJUSTMENT, WITH PRIMER

              C-MR-1-I-AH-I:  TWO-STAGE REGULATOR W/ ENGINE EXHAUST, VAPOR OR LIQUID WITHDRAWL, WITH FINS,  AIR HEATED WITH IDLE, NO PRIMER

              C-MR-1-AH-I-P:  TWO-STAGE REGULATOR W/ ENGINE EXHAUST, VAPOR OR LIQUID, WITH FINS,  AIR HEATED , W/ PRIMER

              Description

              The C-MR-1, C-MR-1-AH, C-MR1-I, C-MR1-I-P, C-MR1-AH-I, & C-MR1-AH-I-P regulators are a compact two stage double diaphragm type regulator

              designed specifically for use with small air cooled engines. It combines both primary and final

              secondary stage regulator into a single compact unit. The regulator is simple to mount on any

              engine size up to around 28 HP by means of a multi-purpose type bracket. The C-MR-1

              regulator uses vapor fuel and the C-MR-1-AH can used liquid with the fins mounted next to a

              heated exhaust area. The fuel inlet received fuel from the fuel tank and the fuel out flows to the

              carburetor or adaptor.

              Operation

              Vaporized fuel is admitted to the regulator inlet at tank pressure (up to 250 psi). Since the

              secondary valve is closed, the pressure on the internal side of the primary diaphragm builds up

              until it overcomes the spring acting on the other side of the diaphragm. The primary valve is

              held open by the primary diaphragm spring until the pressure in the primary chamber reaches 2

              to 3 psi, at which point the force on the diaphragm balances the spring force and closes the

              valve. The secondary diaphragm, actuated by vacuum obtained from the carburetor or

              adaptor acts against the secondary valve spring. As this vacuum begins acting on the

              diaphragm, the diaphragm is moved nearer the center of the regulator, opening the secondary

              valve. As more fuel is required, vacuum from the carburetor or adaptor increases, causing the

              secondary valve to open further, admitting more fuel. When fuel is flowing, the pressure on the

              primary diaphragm is lowered slightly, permitting the spring to open the primary valve to

              attempt to bring the pressure back to 3 psi..

              REPAIR KIT INSTRUCTIONS UPDATE

              Effective immediately, we will no longer be including booklet instructions in our repair kits. Instead, we will be inserting an instruction sheet to guide you to our website (via QR code) to our repair kits page where you will be able to view/download the instructions you need. 

              Visit our repair kit instructions page, here!


              Copyright © 2025 Century Fuel Products - All Rights Reserved.


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