MOOSE RACING Fuel Petcock Rebuild Kit for Arctic Cat 250 / 300 See fit

OVERVIEW

This MOOSE RACING kit supplies the complete internal seal set and hardware required to restore proper fuel delivery through a vintage mechanical petcock. Designed to replace aged internal components, it eliminates fuel starvation and vapor leakage that disrupt normal engine operation. Built for direct service applications, it delivers reliable restoration performance for Arctic Cat ATVs.

ENGINEERING & PERFORMANCE

The replacement diaphragms and precision-molded O-rings create a fully sealed fuel chamber that maintains consistent flow rates and prevents un-metered air intake during acceleration or steep inclines. Factory-graded gaskets paired with heavy-duty mounting fasteners hold the valve housing rigidly in place while resisting degradation from modern ethanol-blended fuels. Every included component replicates original dimensional tolerances, ensuring the petcock returns to its standard mounting configuration without modification.

KEY FEATURES

• Complete overhaul kit for one mechanical fuel petcock valve
• Includes new diaphragm, O-rings, face gasket, and tank gasket for total chamber sealing
• Contains all necessary face screws and tank bolts for secure mounting
• Includes wave washer and additional alignment hardware to prevent cross-threading
• Standardized rubber and polymer seals engineered for long-term fuel compatibility
• Direct-fit refurbishment that matches original Arctic Cat petcock geometry
• Solves hard-starting, flooding, and dripping symptoms caused by failed internal seals

TECHNICAL SPECIFICATIONS

• Brand: Moose Racing
• Part Name: Fuel Petcock Rebuild Kit
• Component Type: Fuel Petcock Rebuild Kit
• Supported Years: 1998–2000
• Compatible Trims: 4x2, 4x4

FITMENT

• Arctic Cat 250 (1999–2000)
• Arctic Cat 300 (1998–2000)

WHY RIDERS CHOOSE THIS

ATV operators rely on this rebuild kit because it addresses persistent carburetor running issues without requiring costly aftermarket replacements or extensive teardown time. The upgraded diaphragms and chemically resistant O-rings form tight, leak-proof boundaries that preserve correct manifold pressure and keep fuel mixture ratios stable under heavy throttle loads. Since every washer, bolt, and gasket aligns precisely with the factory mounting pattern, mechanics and weekend riders alike can restore stock functionality quickly and confidently on older four-wheelers.