natural gas generator conversion kit

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We have Professionally Equipped Yamaha Generators Ready to run on Propane, Natural Gas and Gasoline. Click here to learn more . . .      Want help figuring out which kit to order?  First try our "What Kit Do I Need?" page and

also the new "Simple Explanation" page!





Some Kit Order Links on individual pages are no longer functioning.  We apologize for the inconvenience during this website update.  If the ones on your page are not functioning, please verify what kit is available for your unit and then

click this link "KIT LIST PAGE FOR ALL GENERATORS AND ENGINES" to go to this temporary kit listing page.


Search for any Generator or Engine number. See results below:


Help Links


ALL ENGINES 12hp or smaller use

A & C Kits


ALL ENGINES 13hp or Larger use

Type 1 Kits

Dedicated High Pressure Propane


Type 2 Kits

Bi-Fuel Propane and Gasoline


Type 3 Kits
Dedicated Natural Gas and Low Pressure Propane

Type 4 Kits
Tri-Fuel Natural Gas, Propane, and Gasoline


Remote Start
The parts needed to start a generator remotely by wire or even wireless


What Kit do I need?

Don't know what kit is best for your application?

Click this link for a Simple Chart that should help you decide what is your best kit choice.

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Friday April 01, 2011

News & Features

Kit Production Update:


 is currently at:

1-3 days

As always, some kits take a little longer due to heavy order volume. 

Kit Center Regular Hours of Operation:

Monday thru Friday

9:00 am - 4:30 pm

Eastern Time.


If you require assistance please fill out a request form using this link

Tech Help

 or the email address found in your Master Conversion Instruction Booklet.




Use your credit card and safely and securely  order on-line.  Or call our office toll free at :


 Monday thru Friday 9-4:30 Eastern time.  You can place your order over the phone if you feel more comfortable doing that or if you would like to speak with a company  representative to answer any further questions you may have. 

Please check our BASIC INFO page first.




For our Canada customers call us here in the U.S. toll free at




Basic regulators and Repair Kits for Garretson Brand Equipment.

KN Series Regulator

Standard 039-122 KN Regulator (zero governor) with 3/4" fnpt inlet, 3/8" outlet, inlet pressure 6oz, max Inlet 8oz, orifice 7/16, with manual primer button on back or safety primer pin for manual priming. The repair kit (not shown) has everything needed to repair any KN regulator.

KN Style Regulator             $49.50   


KN Generic Repair Kit             $32.51   


Click for larger image

Same as above except with Auto Primer.   039-121 KN Regulator (zero governor) with 3/4" fnpt inlet, 3/8" outlet, inlet pressure 6oz, max Inlet 8oz, orifice 7/16, with automatic 12V primer solenoid on back.

KN Regulator             $78.35   

Click for larger image

SD Series Regulator

Standard 073-321 SD Regulator (zero governor) with 1/4" fnpt inlet, 1/4" outlet, inlet pressure 6oz, orifice 1/4, with manual primer button on front. The repair kit (not shown) has everything needed to repair any SD regulator.

SD Regulator             $49.50   

SD Repair Kit             $24.50   



Click for larger image


912 Regulator


Click for larger image

We have a substitute that is a better value than the Fisher 912.  This regulator has double the volume capacity and is less than half the price. 

bullet200,000 BTU Capacity
bulletOUTLET-Standard 3/8" Female NPT
bulletINLET-Standard 1/4" Female NPT  (shown with optional POL fitting sold below)
bulletUL listed

REG-NPSK                $14.90       


POL Fitting



Brass Construction


1/4" Male NPT Inlet


Works in new OPD or old style POL cylinder valves

POL-14                                 $3.90                     


Use this link to CONTACT US by filling out a request form or contact us

in the U.S. at 1-800-553-5608

or toll free from Canada to our US office 1-800-486-0077.

US Carburetion Kit Center

416 Main Street * Summersville * West Virginia * 26651

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