Yamaha YSR

Bolt on Uni Two Stage filter  FITS:  20mm and 24mm carbs 45mm opening

Stock YSR Air Filter-get them while they are still available, Yamaha just raised price big time!

1" Uni round plug in filter to increase airflow through the stock air box. 7 is the recommended number for Zumas Sold individually.    You should r...

The Mikuni "TM" series of flat slide carburetor provides significant improvement over older round slide carbs, with air flowing faster and smoother...

The Mikuni "TM" series of flat slide carburetor provides significant improvement over older round slide carbs, with air flowing faster and smoother...

This set of wires will break the glaze on all the Carb Jets from the smallest to the largest. The only effective tool for pilot jets and bleed hole...

OEM float bowl / chamber gasket for YSR50

5mm / 3/16" fuel line, super pliable and stretchy. Doesn't harden and dry up like cheaper fuel lines. Choose from clear or black. 30 Inches in leng...

The YSR fuel tank requires 3 rubber dampers to fit properly.2 Round1 Square The round ones go on the inside front and slip into the frame.The squar...

replacement intake manifold for 24mm carb kit 

 Oil Block off plug This "Blind" Plug fits into the hole left when removing the oil pump, Just tap it in!   ( If you remove the oil pump you need t...

Replacement petcock for YSR, also fits '89-'01 zuma with trimming of the plastic under the fuel tank.  Does not fit with stock airbox on the YSR50

Boysen Dual Stage Reeds for the YSRTried and true, these have been the leading replacement reeds for years.Top Reed opens at low RPM allowing for m...

Performance Reed StopsReeds will open Easily!Performance reed stops allow reeds to stay  fully open easily!More Top End!Inexpensive!

High quality foam air filter for carburetors with 38mm inlets. 

Stage6 manifold adapter, intended for our billet intake manifold, also used in some of our carb kits.  23mm is for dellorto and polini cp 30mm is f...

24mm mikuni carburetor, the same one included in our complete carb kit

( If you remove the oil pump you need this! ) Brand New Design! Billet aluminum Oil Block off plate for your YSR.  We also have an oil block off p...

1/4 turn throttle cable for YSR50. Only works with 1/4 turn throttle! 

New Throttle tube for stock YSR Throttle