CARBURETOR REBUILD KIT 87-90 YAM YZ490, ALLBALLS 26-1527 DIRT
Carburetor rebuild kit. Kits include all necessary components to repair a carburetor, including all O-rings, gaskets, jets, needle, mixture screw, float bowl screws, float valve needle and seat. OEM jet sizes are included. NBR rubber material is used on all O-rings and rubber gaskets for excellent resistance to ethanol in fuels. Included items: Jet needle, pilot screw, spring, needle and seat, E-clip, three assorted size paper o-ring gaskets, float valve gasket, four 5mm-0.80 x 16mm pan head bolts, #470 main jet, and #40 pilot jet.
- SKU
- 18-8443.AB
- Brand
- All Balls Racing
- Availability
- Out of Stock
FULL DESCRIPTION
All Balls Racing Carburetor Rebuild Kit for Yamaha YZ490
Restore your carburetor to optimal performance with this comprehensive rebuild kit from All Balls Racing. Designed to provide all the essential components for a thorough repair, this kit ensures your fuel system operates smoothly and efficiently.
Key Features:
- Includes all necessary O-rings, gaskets, jets, needle, mixture screw, float bowl screws, and float valve needle and seat.
- Maintains OEM jet sizes for precise fuel delivery.
- Constructed with NBR rubber material for O-rings and gaskets, offering excellent resistance to ethanol found in modern fuels.
Included Components:
- (1) Jet needle
- (1) Pilot screw
- (1) Spring
- (1) Needle and seat
- (1) E-clip
- (3) Paper o-ring gaskets (assorted sizes)
- (1) Float valve gasket
- (4) 5mm-0.80 x 16mm Pan head bolts
- (1) #470 Main jet
- (1) #40 Pilot jet
This carburetor rebuild kit is intended for closed-course racing applications only.


