zuma 50 89-01

Gasket for the left big sidecover   We have all the Genuine Yamaha Gaskets in Stock. If you don't see it call! 

Jet kit for your 19-21mm dellorto   19,21MM CARBS (5MM) 90-110    

Super useful crankshaft package, includes new high performance heavy duty crank (stage6), new bearings and seals (S23) , and a tube of sealant for ...

FILTERED AIR VENTSUni's "Foam Filter Air Vents" increase the pre-filtered air supply to the airbox. The foam filter element may be cleaned and re-o...

Stock Replacement Air Filter Vertical Engine '89-'01

Clamp on pod style filter Single Stage or Two Stage Washable High Air Flow Fits Carburetors from Stock, 17.5mm, 19mm 32mm ( 1 1/4") id x 3"   Re-Je...

Replacement Banjo Bolt Washer These should be replaced whenever you remove banjo bolt. These come in copper and aluminum. They serve the same funct...

O E M Belt Yamaha belts are extremely high quality

High quality, forged brake caliper from NCY   Serious Stoppee Power! This two piston caliper is a great upgrade over the single piston calipers tha...

Motul DOT 4 RBF 600 Brake Fluid 500ml / 16.9 oz  Features: Most popular brake fluid on the market, for a good reason 100% Synthetic DOT 4 brake fl...

Master Cylinder  Rebuild  Kit

NCY High Performance Grooved Brake Shoes NCY Blue Series brake shoes are made using high pressure Die cast aluminum platforms with bonded brake lin...

Billet Aluminum rear brake adjuster nut. Much easier to adjust than the stock. Looks good too!

The GENUIS1 Battery Works with 6-volt, 12-volt, lead-acid, lithium-ion, maintenance-free gel and AGM batteries. That's pretty much all of the batte...

For carburetors that have  a pull choke we offer an optimal solution: A choke lever for cable-choke systems incl. attachment and spring, 60" cable ...

  This is a very cool spring seat with roller bearings! super smooth! (If you have an '08-'11 you will need the NCY Rear Pulley Assembly )

NCY Torque Spring Torque springs do a couple of things. First they supply the pressure to engage the belt. They also determine the rate at which th...

Polini Big Bore Kit-This is for the "pre- Bug" Vertical  engine '89-'01 Polini Corsa Big Bore Kit for the Pre-2002 Yamaha Zuma 50cc 2-stroke. This ...

Due to requests, I now stock Dr Pulley slider kits. These differ from rollers, as they don't roll in the variator, they slide. These sliding roller...