Wiseco Pistons
Wiseco Pistons K698M86 Forged Piston Kit for Mitsubishi EVO X 4B11 Turbo 86mm Bore 8.8:1 CR
Wiseco Pistons BE201M09300 Black Edition Piston Kit for Polaris RZR 1000 Turbo
Wiseco Pistons SVKB4341 Valve Kit for Kawasaki KX250F 2011-2016
Wiseco Pistons SVKB2424 Valve Kit for Yamaha YZ450F 2003-2009
Wiseco PK1009 68mm 10.25:1 Forged ATV Top-End Piston Kit with Gaskets
Wiseco PK1172 Pro-Lite Forged Piston Kit 68.5mm 2-Stroke Top End
Wiseco Pistons PK1518 Top End Rebuild Kit for Polaris ATV 300 75.5mm Bore
Wiseco Pistons PK1648 Top End Piston Kit for Polaris Trail Boss 350 ATV 80.5mm
Wiseco Pistons PK1667 42mm Piston Kit for Suzuki JR50 and Kawasaki KDX/KFX50
Wiseco Pistons PK1650 Top End Piston Kit for Polaris Trail Boss 350 ATV 81.5mm
Wiseco Pistons PK1778 Top End Piston Kit for Yamaha Kodiak/Big Bear 400 83.5mm
Wiseco Pistons PTS523A903 Pro-Tru LS Series Domed Piston Set 3.903" Bore +4cc
Wiseco Pistons K627M8525AP HD Forged Piston Set Mitsubishi Evo 8 4G63 Turbo 85.25mm -21cc
Wiseco Pistons K550M8625AP Forged Piston Kit for 93-98 Toyota Supra 2JZ-GTE 86.25mm Bore 8.3:1 Compression
Wiseco K656M86AP 1400HD E85 Forged Piston Kit 86mm Bore 10.7:1 CR Mitsubishi 4G63
Wiseco Pistons RE901M04850 Racers Elite High Compression Piston for Suzuki RM85
Wiseco Pistons RE907M05250 Racers Elite High-Compression Piston for Kawasaki KX100
Wiseco Pistons K626M8525AP High Performance Forged Piston Kit for Mitsubishi Evo 8 4G63 Turbo
Wiseco K549M87AP Professional Series Forged Piston Kit 87mm Bore Nissan VG30DETT
Wiseco K0234X05 Professional Series Forged Piston Gen V Bore Dish - Set LT1 4.070 20cc
Wiseco K626M86AP Professional Series Forged Piston Kit 86mm Bore Mitsubishi 4G63
Wiseco Pistons RE904M05400 Racers Elite Piston - TC125 TE125 SX125 EX125
Wiseco Pistons RE910M04700 Racer's Elite Piston for KTM 85 SX / Husqvarna TC85
Wiseco Pistons RE818M09700 Racers Elite High Compression Piston for Yamaha YZ450F
Wiseco 883M07200 Pro-Lite 2-Stroke Piston Kit 72.00mm Standard Bore ArmorGlide ElectraCoat
Wiseco Pistons K481BS BBC Quick 16 Piston Set 4.500" Bore +45cc Dome 1.270" CH
Wiseco Pistons 40173M09250 Forged Piston Kit for Honda TRX500 Foreman
Wiseco Pistons 40160M08000 Yamaha YXZ1000R Turbo Piston Kit 9.5:1 Compression
Wiseco Pistons PWR131B870 Complete Power Rebuild Kit Honda TRX400EX 10:1 Compression
Wiseco Pistons KE325M84 BMW M54B30-7.3cc Dome 1.114in x 3.3071in Piston Kit (Set of 6)
Wiseco Pistons WD-08641 Forged Single Piston for Mitsubishi 4G63 3.366in Bore
Wiseco Pistons WPC173 Complete Crankshaft Kit for Kawasaki KX85/KX100
Wiseco Pistons FD5866-886+ Ford EcoBoost 2.3L BoostLine Connecting Rod Kit 149mm
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.