Keyster 1986-1991 Polaris Scrambler, Trail Boss 250, Trail Blazer & Big Boss Carburetor Kit - KP-0100

CARBURETOR REBUILD KIT FOR 1986 - 1991 POLARIS SCRAMBLER TRAIL BOSS BIG BOSS

Restore reliable fuel delivery, starting and throttle response with this Keyster carburetor rebuild kit for . Manufactured in Japan by Keyster—an industry leader with more than 80 years of carburetor-component experience—this kit is designed as an OEM-quality solution for modern ethanol-blended fuels.

Quantity: This listing is for one KP-0100 carburetor rebuild kit. If your application uses multiple carburetors, order one kit per carburetor unless noted otherwise.

• Part number: KP-0100
• Vendor: Keyster (Made in Japan)

Fitment

• 1986 SCRAMBLER
• 1986 TRAIL BOSS
• 1987 TRAIL BOSS
• 1987 TRAIL BOSS 4X4
• 1988 TRAIL BOSS 2X4
• 1988 TRAIL BOSS 4X4
• 1989 BIG BOSS
• 1989 Big Boss 4x6
• 1989 TRAIL BOSS
• 1989 TRAIL BOSS 2X4
• 1989 TRAIL BOSS 4X4
• 1990 BIG BOSS 4X6
• 1990 TRAIL BLAZER
• 1990 TRAIL BOSS 250
• 1990 TRAIL BOSS 2X4
• 1990 TRAIL BOSS 4X4
• 1991 BIG BOSS 6X6

Why Keyster?

Keyster kits use alcohol-resistant components selected for today’s ethanol-blended fuels. They are a dependable choice for powersports carburetor repair, restoration and long-term service.

Please compare your original carburetor, part number and components with the product photos before ordering. Not sure this kit fits? Contact Duff Moto and we’ll help confirm the application.

Prefer Us to Rebuild It?

Send your carburetor or complete carb bank to Duff Moto for professional cleaning, inspection, rebuilding, and setup. View our Motorcycle Carburetor Rebuild Service.