Wiseco Pistons
Wiseco K508M87 Pro Tru Sport Compact Forged Piston Set 87mm Bore
Wiseco K505M815 Sport Compact Pro Tru Forged Piston Set 81.5mm Bore 19mm Pin Toyota 4AG
Wiseco K583M86 Pro Tru Sport Compact Forged Piston Set 86mm GM Ecotec 2.2L
Wiseco K602M98 Pro Tru Forged Piston Set Sport Compact Series
Wiseco KE257M875 Pro Tru Sport Compact Forged Piston Bore CR - Set 87.5mm 12.5 1
Wiseco K637M73 Piston Kit Honda Fit Jazz L15A 73mm Bore Shelf Stock
Wiseco PTS531A55 Pro Tru Street Forged Piston Set 4.375 in. Bore 2.050 in. CH
Wiseco K528M94 Pro Tru Sport Compact Forged Piston Set Flat Top - 94mm
Wiseco Pistons PTS541A3 Pro Tru Street Forged Piston Set AMC 401 V8 4.195" Bore Flat Top
Wiseco KE259M775 Forged Piston Set 77.5mm Bore 9.8:1 CR BMW Prince EP6 4-Cylinder
Wiseco K633M94 Pro Tru Sport Compact Forged Piston Set 94mm Bore VW Type 1 Flat Top
Wiseco K157A6 Ford 2.3L Professional Series 2618 Forged Piston Set 3.840 in. Bore
Wiseco Pistons PK1423 Top End Piston Kit for 2006-2010 Suzuki LT-R450 11.7:1 Compression
Wiseco K1612 Forged Piston Kit 3.517" Bore 9:1 Compression Domed HD Pan/Shovelhead
Wiseco 6598M995 Pro Tru Sport Compact Forged Replacement Piston Bore - 99.5mm
Wiseco Pistons 6542M815 Forged Flat Top Piston 81.5mm Bore Honda B16A B18
Wiseco 6640M88 Pro Tru Sport Compact Forged Piston with Rings and Pin
Wiseco Pistons: Over 80 Years of Forged Performance
When it comes to high-performance engine internals, few names carry as much weight as Wiseco. Founded more than 80 years ago and headquartered in Mentor, Ohio, Wiseco has grown from a passion-driven racing operation into one of the world's foremost manufacturers of forged pistons for both automotive and powersport applications. Their pistons are engineered, forged, and machined on cutting-edge equipment right in the United States — a commitment to domestic craftsmanship that enthusiasts and professional racers have come to rely on.
At the heart of Wiseco's lineup are their engine pistons — the product that built the brand's legendary reputation. Unlike cast pistons, Wiseco's forged pistons are produced under intense pressure, aligning the grain structure of the aluminum for superior tensile strength and thermal resistance. Whether the application is a high-revving dirt bike, a boosted street car, a snowmobile pushing through deep powder, or a drag motor chasing elapsed-time records, Wiseco engineers a piston to suit the specific demands of each engine. Their catalog spans both 2-stroke and 4-stroke platforms, covering hundreds of engine applications for motorcycles, ATVs, UTVs, personal watercraft, snowmobiles, and performance automobiles.
For riders and builders focused on the powersport world, Wiseco's dedicated powersport pistons category delivers that same forged-aluminum precision tuned specifically for the unique demands of off-road and on-water machines. From Supercross champions to mountain snowmobile riders, Wiseco's powersport piston technology has proven itself at every level of competition.
Wiseco doesn't stop at pistons alone. A proper engine build requires complementary components, and the brand delivers. Their engine piston ring compressors are purpose-built tools that simplify and protect the installation process, ensuring rings seat correctly without damage — a small but critical step in any successful rebuild. For builders tackling a complete overhaul, Wiseco's engine rebuild kits bundle precision-matched components together, taking the guesswork out of parts sourcing and compatibility. And for those who want to address every wear surface in one go, Wiseco's engine complete assembly overhaul kits provide a comprehensive solution that covers the full scope of an engine restoration.
What sets Wiseco apart isn't just manufacturing quality — it's their deep roots in motorsport culture. Much of the team behind Wiseco's doors are avid riders and racers themselves, which means product development is shaped by real-world feedback from the track and trail. That philosophy — built for racers, by racers — is woven into every component that leaves their Mentor, Ohio facility. Whether you're chasing a championship or simply want the confidence that comes with a freshly rebuilt engine, Wiseco delivers the performance and reliability that serious builders demand.