Wiseco Pistons
Wiseco Pistons K0443X6 Professional Series Piston Set Chevy LT1 Gen V 4.125" Bore
Wiseco Pistons K0142A6 Professional Series Chrysler Hemi Forged Piston Set Bore - 426 4.310
Wiseco K0143AS Professional Series Forged Piston Set - Chrysler 426 HEMI 4.250" Bore
Wiseco K0143A6 Professional Series Chrysler Hemi Forged Piston Set Bore - 426 4.310
Wiseco K0434B125 LS Stroker Max Series Piston Set Bore Stroke - 4.125 4.000
Wiseco K0422X135 LS Professional Series Stroker Piston Kit 4.135 Bore 3.900 Stroke
Wiseco K742M84 Professional Series Piston Set for BMW N54B30 84mm Bore 6-Cylinder
Wiseco RED0003X1 Chevy Small Block RED Series Forged Piston Set Bore - 4.135in
Wiseco Pistons RED0002X3 RED Series Forged Piston Set Chevy Small Block Bore - 4.155
Wiseco Pistons RED0001X3 RED Series Forged Piston Set Bore Chevy Small Block - 4.155
Wiseco Pistons RED0001X05 RED Series Forged Piston Set Bore Chevy Small Block - 4.130
Wiseco RED0015XS RED Series Forged Piston Set Bore Flat Top Small Block Chevy - 4.000
Wiseco Pistons RED0007X05 RED Series Forged Piston Set Chevy Small Block Bore - 4.130 8-Pack
Wiseco Pistons RED0006X3 RED Series Forged Piston Set Chevy Small Block Bore - 4.155
Wiseco Pistons RED0005X6 RED Series Forged Piston Set Bore Small Block Chevy - 4.185
Wiseco RED0002XS RED Series Forged Piston Set Bore Flat Top Small Block Chevy - 4.125
Wiseco Pistons RED0015X4 RED Series Chevy Small Block 350 Piston Set 4.040 Bore 8-Pack
Wiseco Pistons RED0006X6 RED Series Forged Piston Set Bore Chevy Small Block - 4.185
Wiseco Pistons RED0006X1 RED Series Forged Piston Set Chevy Small Block Bore - 4.135
Wiseco Pistons RED0005XS RED Series Forged Piston Set Chevy Small Block Bore - 4.125
Wiseco Pistons RED0004X3 Chevy Small Block RED Series Piston Set 4.155in Bore 1.215in CH
Wiseco Pistons RED0003XS Chevy Small Block RED Series Forged Piston Set Bore - 4.125
Wiseco RED0053X380 RED Series Forged Piston Set 3.800 in. Bore Chevy LS1/LS2
Wiseco Pistons RED0052X379 RED Series Forged Piston Kit 5.3L LS 3.790 Bore
Wiseco Pistons RED0052X378 RED Series Forged Piston Set Chevy LS Bore - for 3.780
Wiseco Pistons RED0051X379 RED Series Forged Piston Set for Chevrolet 5.3L LS - 3.790" Bore
Wiseco 6666M86AP Professional Series Forged Piston 86.00mm Bore Mitsubishi 4G63
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.