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Free shipping on orders over $79 to Illinois
Orders over $79.00 will receive free shipping. This is a residential delivery service, deliveries Monday through Friday from 9:00am to 8:00pm.
MotoSport.com offers Piston Kits. A leader in our industry, we know you'll be satisfied with the Street Bike Piston Kits you buy from us.
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We want to make your next ride, your best ride. Our Piston Kits ship for free with orders over $79.
If you need some assistance, we can help. Just give one of our Gearheads a call at 503-783-5645 and they can help you find the best Piston Kits for you.
What types of piston kits are best for streetbike engines?
Choose cast piston kits for everyday street use and moderate power; pick forged kits or forged designs with durable coatings for high-performance street bikes, aggressive riding, or engines running power adders.
How do weather and riding conditions change which piston kit I should pick?
Hot, high-load or consistently lean-running conditions favor forged pistons with heat-resistant materials, while mild climates and normal commuting are well served by OEM-style cast kits with standard finishes.
What should I check during installation and routine inspection of a piston kit?
Verify smooth piston movement, clean ring seating, secure wrist pin clips, and look for scoring or overheating signs; kits that include all hardware simplify installation, but professional assembly is recommended if you’re unsure.
How do common performance mods affect piston kit selection for a streetbike?
Forced induction, aggressive engine tuning, or nitrous use require stronger piston materials and upgraded ring packages, plus attention to cooling and fueling to prevent detonation and premature wear.
What maintenance keeps a piston kit lasting longer on streetbikes?
Maintain proper oil condition and cooling, avoid prolonged high-RPM lean operation, inspect oil for metal particles, and follow a careful break-in and periodic ring/cylinder checks to maximize service life.