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Contact Us
Demo Manufacturing
New  Zealand                                                                    


Welcome to the Demo Manufacturing website!

For sales or more information please email

Specifications of the BINKS 3 Jet Mousetrap Carburettor

1 - 1/16” choke bore
1 - 1/4" mounting stub bore
1 - 3/16 throttle slide

Brass Gunmetal Body as per original

Brass throttle slide to minimise friction and wear.
Copper/brass float
Aluminium bowl and brass cap

Body supplied in raw brass, or polished brass for an authentic "antique" look.

Vintage Replica BINKS 3 Jet Mousetrap Carburettor

Brand new faithfully handbuilt replica of the famous Model 250 Binks Mousetrap Carburettor.

These instruments have been painstakingly cast, machined and handcrafted to a very high standard by dedicated motorcycle engineers. They are individually hand built to ensure a functional working replica of the world famous 1920's sports/racing carburettor.

This model replica Mousetrap Carburettor has the larger bore and mounting stub which is suitable for larger single and twin cylinder engines, such as;
JAP, Brough Superior, Zenith, New Hudson, Sunbeam, Norton, HRD, AJS, BSA, Rudge, Harley Davidson, Indian etc. 



Carburettors will be built to order - 3 months lead time - 30% deposit required

Cost is NZ $5,500 (Plus GST for NZ ) 

Cost Includes 6 x spare jets, 1 x jet tool, tuning/setup documentation and International Freight & Insurance. 

Important: Any Import or Customs duties and taxes charged at your destination country are out of our control and these costs must be met by you, the purchaser