FMF Racing Pipe Spring & O-Ring Kit — Fits 1988-2004 Kawasaki KX250/KX500

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SKU: FMF011312
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About FMF Racing

FMF Racing engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full FMF Racing lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Restore Your Kawasaki KX Exhaust Performance

Is your Kawasaki KX250 or KX500 losing power due to exhaust leaks? The FMF Racing Pipe Spring & O-Ring Kit is the essential maintenance solution for riders looking to maintain a perfect seal between the exhaust pipe and the cylinder. Engineered for durability, this kit ensures that your two-stroke engine maintains the proper backpressure for optimal power delivery.

Why Replace Your Exhaust Hardware?

  • Engineered for Kawasaki: Custom-tailored for 1988-2004 Kawasaki KX250 and KX500 models for a seamless installation.
  • Heat-Resistant Materials: High-grade O-rings are designed to endure the intense heat cycles of high-performance two-stroke engines.
  • Secure Mounting: Heavy-duty springs eliminate pipe vibration and prevent the pipe from shifting during hard landings or rough terrain.
  • Improved Reliability: Prevents carbon buildup and oil leakage at the exhaust port, keeping your engine bay cleaner and more efficient.

Over time, exhaust springs lose their tension and O-rings dry out, leading to leaks that can cause your bike to run lean or lose low-end torque. This FMF kit provides a simple, cost-effective way to refresh your exhaust system and ensure your bike runs exactly as the engineers intended. Whether you are a vintage racer or a weekend trail warrior, this kit is vital for long-term engine health. Upgrade your exhaust hardware today with GGCRACING.

Vehicle Fitment

Years Make Model Trim
1988-2004 Kawasaki KX250 Base
1988-2004 Kawasaki KX500 Base

Product Details

Product Description
Part Numbers
Sizing & Fit

About FMF Racing

FMF Racing engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full FMF Racing lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Restore Your Kawasaki KX Exhaust Performance

Is your Kawasaki KX250 or KX500 losing power due to exhaust leaks? The FMF Racing Pipe Spring & O-Ring Kit is the essential maintenance solution for riders looking to maintain a perfect seal between the exhaust pipe and the cylinder. Engineered for durability, this kit ensures that your two-stroke engine maintains the proper backpressure for optimal power delivery.

Why Replace Your Exhaust Hardware?

  • Engineered for Kawasaki: Custom-tailored for 1988-2004 Kawasaki KX250 and KX500 models for a seamless installation.
  • Heat-Resistant Materials: High-grade O-rings are designed to endure the intense heat cycles of high-performance two-stroke engines.
  • Secure Mounting: Heavy-duty springs eliminate pipe vibration and prevent the pipe from shifting during hard landings or rough terrain.
  • Improved Reliability: Prevents carbon buildup and oil leakage at the exhaust port, keeping your engine bay cleaner and more efficient.

Over time, exhaust springs lose their tension and O-rings dry out, leading to leaks that can cause your bike to run lean or lose low-end torque. This FMF kit provides a simple, cost-effective way to refresh your exhaust system and ensure your bike runs exactly as the engineers intended. Whether you are a vintage racer or a weekend trail warrior, this kit is vital for long-term engine health. Upgrade your exhaust hardware today with GGCRACING.

Vehicle Fitment

Years Make Model Trim
1988-2004 Kawasaki KX250 Base
1988-2004 Kawasaki KX500 Base

Product Details

Product Description

About FMF Racing

FMF Racing engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full FMF Racing lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Restore Your Kawasaki KX Exhaust Performance

Is your Kawasaki KX250 or KX500 losing power due to exhaust leaks? The FMF Racing Pipe Spring & O-Ring Kit is the essential maintenance solution for riders looking to maintain a perfect seal between the exhaust pipe and the cylinder. Engineered for durability, this kit ensures that your two-stroke engine maintains the proper backpressure for optimal power delivery.

Why Replace Your Exhaust Hardware?

  • Engineered for Kawasaki: Custom-tailored for 1988-2004 Kawasaki KX250 and KX500 models for a seamless installation.
  • Heat-Resistant Materials: High-grade O-rings are designed to endure the intense heat cycles of high-performance two-stroke engines.
  • Secure Mounting: Heavy-duty springs eliminate pipe vibration and prevent the pipe from shifting during hard landings or rough terrain.
  • Improved Reliability: Prevents carbon buildup and oil leakage at the exhaust port, keeping your engine bay cleaner and more efficient.

Over time, exhaust springs lose their tension and O-rings dry out, leading to leaks that can cause your bike to run lean or lose low-end torque. This FMF kit provides a simple, cost-effective way to refresh your exhaust system and ensure your bike runs exactly as the engineers intended. Whether you are a vintage racer or a weekend trail warrior, this kit is vital for long-term engine health. Upgrade your exhaust hardware today with GGCRACING.

Vehicle Fitment

Years Make Model Trim
1988-2004 Kawasaki KX250 Base
1988-2004 Kawasaki KX500 Base

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