In warehouse stock

K&S Technologies Carburetor Air Cut-Off Valve Kit — Yamaha

K&S Technologies · #1003-1990 · Hardware & Accessories / Fuel & Air System

Located on the side of the carburetor the air cut off valve prevents lean fuel mixture (backfire) when decelerating
Direct OE style replacement carburetor air cut off valve set. Includes; diaphragm, spring and O-ring
Temporarily closes the pilot jet airway to provide a richer mix as the throttle closes

$31.95

In stock. Ships in 2–4 business days · free shipping over $150.

Questions? Call the shop: 801-361-3010

Real shop · real humans · 1231 N 1300 W Ste A, Centerville, UT 84014

Description & features3 features

Located on the side of the carburetor the air cut off valve prevents lean fuel mixture (backfire) when decelerating
Direct OE style replacement carburetor air cut off valve set. Includes; diaphragm, spring and O-ring
Temporarily closes the pilot jet airway to provide a richer mix as the throttle closes

Specifications6 specs

Riding Style: Off-Road, ATV, Street
Type: Air Cut-Off
Units: Kit
Shipping weight: 0.5 lb
Package size: 6.8 × 4 × 0.5 in
Country of origin: Taiwan

Fitment6 models · Yamaha

Yamaha6 models

WR250F2001–2013
WR400F2000
WR426F2001–2002
WR450F2003–2011
XC50 Vino 50 Classic2006–2011
YFZ4502004–2009

Fitment comes from the distributor’s catalog. Double-check your year, model and trim before you order — or call the counter at 801-361-3010 and we’ll check it with you.

Part numbersOEM cross-reference

Salto part #: 1003-1990
K&S Technologies part #: 56-1033
UPC: 688966008997
Replaces OEM #: 5GS-14940-00-00

Shipping

In stock at a distributor warehouse. Ships in 2–4 business days by ground.

Ground shipping is $14.95, free on orders over $150. Stock is re-checked with the warehouse before your card is charged.

Questions4 answers

Is it in stock?: Yes — the distributor shows it on a shelf at a regional warehouse right now. We check again the moment you order, before anything is charged.
How fast will it get to me?: Usually 2–4 business days by ground.
Will it fit my machine?: The distributor lists it for the models in the Fitment section above. Not sure about your trim or year? Call the counter at 801-361-3010 and we’ll check it with you.
Is this genuine K&S Technologies?: Yes. It ships new from the same distributors the big online stores buy from — K&S Technologies part #56-1033.