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Engineered specifically for the 1989–2004 Kawasaki KX500 perimeter/cradle steel chassis, this handcrafted cone pipe is built from heavy-duty cold-rolled steel to withstand the extreme vibrational loads and brutal pressure spikes of the open-class KIPS 500 powerplant.
Most mass-produced stamped pipes sacrifice long-term durability by stamping thin sheet metal that fatigues, cracks, and dents easily under roost. The TSO cone pipes pair the structural integrity of 1mm wall thickness with traditional oxy-acetylene torch welding and hand planishing, delivering maximum fatigue resistance alongside a profile tailored to tame the abrupt hit while broadening top-end overrun without castrating low-end torque.
Engineering & Construction Details
1.0mm Mild Cold-Rolled Steel Construction: Heavy-duty 1mm thick steel provides substantial impact resistance against roost, rocks, and tip-overs, while maintaining the structural rigidity required to survive violent open-class exhaust resonance without seam fatigue.
Hand-Built Multi-Cone Sections: Segmented multi-cone layout cut and rolled by hand to preserve smooth internal taper angles and steady boundary-layer gas velocity through the KIPS power valve transitions.
Oxy-Acetylene Welded Seams: Traditional gas-welded joints followed by hand planishing across every seam. Unlike brittle automated fusion welds, oxy-acetylene joined mild steel retains the ductility needed to flex under severe open-class engine pulses without tearing.
Steel-Frame Specific Clearances: Built on OEM KX500 steel-frame jigs to ensure clean routing around factory radiators, oversized water hoses, downtubes, and ignition covers without frame or tank contact.
Silencer & Spigot Fitment: Slip-fits directly into OEM and aftermarket silencers. Mounts cleanly to factory exhaust manifolds and aftermarket billet exhaust spigots with heavy-duty retention spring tabs.
Works Raw Finish: Ships bare with torch-tempered heat bands across every welded cone seam—always keep your pipe well oiled!
Shipping was fast, the product is great!
When you could still buy the shift forks from Kawasaki they came out of spec :-(
These are in spec and far better quality than Kawi's forks.
They are in the bike and vastly improved the shifting on this KX500 BEAST!!!
Thanks Luke!
Unfortunately, the gas cap got scratched during shipping,
but after a few friendly emails, the problem was resolved perfectly for both sides.
Friendly service, quick solutions, absolutely reliable
Top-notch shop👍
Everything I have received from TSO has been excellent, I was excited to see TSO had the pressure plate because they was the only ones , thanks for amazing products and service
Very well made pipe fits good have not been riding yet so don’t know if it leaks out two stroke oil like the stock one does we will see when it gets cool out for riding
Very quick shipping, and super pleased with the quality of this stator cover! The anodized black blends nicely with the satin black powder coat on my KX500 engine.
Quality parts!!! Very happy with what I received for the money!! Fit and finish is top tier. Also happy to support a company who is helping keep these two strokes alive! I will be back for more parts soon!
Bearings were a perfect fit. A couple of shaft bearings were on back order, which I reicieved shortly after a majority of my orders arrived. Quality of everything is immaculate I would certainly do business with Luke again. I honestly wish I could have purchased the billet cases for my kx500af build after seeing the precision on the covers and head. Highly recommend TSO
Haven't installed these parts yet but the maching and quality looks better than OEM. Looking forward on trying out their other specialized parts offered.