New to Powersport Superstore? Try our Year-Make-Model search and find the right parts for your ride by clicking "My Garage" on the upper-right! ➡

Wiseco

2716 products
Brand Show all Brand
Vehicle Type Show all Vehicle Type
Material Show all Material
Price
  • -
Show all Price
Vehicle Fitment Combos Show all Vehicle Fitment Combos
10% Off
Wiseco 842M06450 Piston Kit (HP Series) - 0.50mm Oversize to 64.92mm
$199.99
$199.99
$221.95
Bore: 64.92mm Compression: Compression Not Available Sizing: 0.50mm OversizeSPECIFICATIONS. Displacement: 353cc. Bore - Standard: 64.00mm. Bore - Actual: 64.50mm. Bore - Oversize: 0.50. Stroke: 54....
10% Off
Wiseco 842M06550 HP Piston Kit - 1.50mm Oversize to 65.50mm
$199.99
$199.99
$221.95
Bore: 65.50mm Sizing: 1.50mm OversizeSPECIFICATIONS. Displacement: 364cc. Bore - Standard: 64.00mm. Bore - Actual: 65.50mm. Bore - Oversize: 1.50. Stroke: 54.00mm. Cylinders: 2. Treatment: Hard Coa...
10% Off
Wiseco 843M06850 Piston Kit - 2.10mm Oversize to 4.20mm
$189.99
$189.99
$210.95
Bore: 4.20mm Compression: Standard Compression Sizing: 2.10mm OversizeSPECIFICATIONS. Displacement: 265cc. Bore - Standard: 66.4mm. Bore - Actual: 68.50mm. Bore - Oversize: 2.10. Stroke: 72.00mm. N...
Wiseco 8450XX Ring Set - 84.50mm
$40.94
$40.94
Each ring set is for one piston. Wiseco rings only fit Wiseco pistons.Vehicle Fitment:2007-2008 Yamaha YFM450 Grizzly 4x4 Auto 2009-2010 Yamaha YFM450 Grizzly 4x4 Auto IRS 2003-2006 Yamaha YFM450F ...
6% Off
Wiseco 845M05400 Piston Kit - Standard Bore 53.95mm
$134.81
$134.81
$143.95
Bore: 53.95mm Compression: Standard Compression Sizing: Standard BoreSPECIFICATIONS. Displacement: 125cc. Bore - Standard: 54.00mm. Bore - Actual: 54.00mm. Bore - Oversize: STD. Stroke: 54.50mm. Cy...
10% Off
Wiseco 845M05600 Piston Kit - 2.00mm Oversize to 57.95mm
$159.99
$159.99
$177.95
Bore: 57.95mm Compression: Standard Compression Sizing: 2.00mm OversizeSPECIFICATIONS. Displacement: 134cc. Bore - Standard: 54.00mm. Bore - Actual: 56.00mm. Bore - Oversize: 2.00mm. Stroke: 54.50m...
10% Off
Wiseco 846M05400 Piston Kit (GP Style) - Standard Bore 53.95mm
$179.99
$179.99
$199.95
Bore: 53.95mm Compression: Standard Compression Sizing: Standard BoreSPECIFICATIONS. Displacement: 125cc. Bore - Standard: 54.00mm. Bore - Actual: 54.00mm. Bore - Oversize: STD. Stroke: 54.5mm. Ski...
10% Off
Wiseco 846M05600 Piston Kit (GP Style) - 2.00mm Oversize to 57.95mm
$189.99
$189.99
$210.95
Bore: 57.95mm Compression: Standard Compression Sizing: 2.00mm OversizeSPECIFICATIONS. Displacement: 134cc. Bore - Standard: 54.00mm. Bore - Actual: 56.00mm. Bore - Oversize: 2.00. Stroke: 54.5mm. ...
10% Off
Wiseco 846M05800 Piston Kit (GP Style) - 4.00mm Oversize to 61.95mm
$189.99
$189.99
$210.95
Bore: 61.95mm Compression: Standard Compression Sizing: 4.00mm OversizeSPECIFICATIONS. Displacement: 144cc. Bore - Standard: 54.00mm. Bore - Actual: 58.00mm. Bore - Oversize: 4.00mm. Stroke: 54.5mm...
10% Off
Wiseco 848M06250 Piston Kit - Standard Bore 62.45mm
$174.99
$174.99
$193.95
Bore: 62.45mm Compression: Standard Compression Sizing: Standard BoreSPECIFICATIONS. Displacement: 199cc. Bore - Standard: 62.5mm. Bore - Actual: 62.50mm. Bore - Oversize: STD. Stroke: 65.00mm. ITE...
10% Off
Wiseco 849M06640 Piston Kit - Standard Bore 66.33mm
$219.99
$219.99
$243.95
Bore: 66.33mm Compression: Standard Compression Sizing: Standard BoreAll Wiseco Pistons are forged from high silicon, low expansion aluminum which offers superior strength, reduced weight, improved...
Wiseco 8500XX Ring Set - 85.00mm
$40.94
$40.94
Each ring set is for one piston. Wiseco rings only fit Wiseco pistons.Vehicle Fitment:2007-2009 Polaris FS IQ Touring 2011-2013 Polaris FS IQ Widetrack 2007 Polaris FST IQ 2007-2010 Polaris FST IQ ...
10% Off
Wiseco 850M07200 Piston Kit - Standard Bore 71.94mm
$229.99
$229.99
$255.95
Bore: 71.94mm Compression: Standard Compression Sizing: Standard BoreSPECIFICATIONS. Displacement: 300cc. Bore - Standard: 72.00mm. Bore - Actual: 72.00mm. Bore - Oversize: STD. Stroke: 72.00mm. IT...
Wiseco 8550XX Ring Set - 85.50mm
$40.94
$40.94
Each ring set is for one piston. Wiseco rings only fit Wiseco pistons.Vehicle Fitment:1996-2004 Honda XR400R 2000-2005 Kawasaki ZX1200 Ninja ZX-12R 2007-2008 Yamaha YFM450 Grizzly 4x4 Auto 2009-201...
9% Off
Wiseco 855M04700 Piston Kit - Standard Bore 46.95mm
$120.60
$120.60
$132.95
Bore: 46.95mm Compression: Standard Compression Sizing: Standard BoreSPECIFICATIONS. Displacement: 84.9cc. Bore - Standard: 47.00mm. Bore - Actual: 47.00mm. Bore - Oversize: STD. Stroke: 48.95mm. I...
10% Off
Wiseco 855M05200 Piston Kit - Standard Bore 51.95mm
$159.99
$159.99
$177.95
Bore: 51.95mm Compression: Standard Compression Sizing: Standard BoreSPECIFICATIONS. Displacement: 104cc. Bore - Standard: 52.00mm. Bore - Actual: 52.00mm. Bore - Oversize: STD. Stroke: 48.95mm. IT...
7% Off
Wiseco 856M06640 Piston Kit - Standard Bore 66.32mm
$190.56
$190.56
$205.95
Bore: 66.32mm Compression: Standard Compression Sizing: Standard BoreSPECIFICATIONS. Displacement: 249cc. Bore - Standard: 66.4mm. Bore - Actual: 66.40mm. Bore - Oversize: STD. Stroke: 72.00mm. Ski...
Wiseco 8600XX Ring Set - 86.00mm
$40.23
$40.23
Each ring set is for one piston. Wiseco rings only fit Wiseco pistons.Vehicle Fitment:2008-2011 Yamaha FX1800 WaveRunner FX Cruiser SHO 2008-2011 Yamaha FX1800 WaveRunner FX SHO 2009-2012 Yamaha GX...
Secure, Trusted, and Encrypted

Protected by industry-leading 256-bit SSL encryption and backed by Shopify’s PCI DSS–compliant infrastructure. Every page, click, and transaction is encrypted and monitored for threats — so you can shop with confidence knowing your data stays protected.

Parts for Every Machine

We stock aftermarket parts, gear and accessories for motorcycles, ATVs, UTVs, snowmobiles, personal watercraft, and even performance cars — all backed by expert support and live inventory.

Real-Time Fitment Accuracy

Search by Year, Make, and Model with confidence. Our proprietary vehicle fitment system ensures you’re only shown what fits — no guesswork, no returns — just parts that fit.

Fast, Trackable Shipping

We ship from over 20 U.S. warehouses — often same or next business day. Every order includes tracking and transparent fulfillment updates from start to finish, all processed through a secure, encrypted checkout.

Quick Links

Ride With Us. Stay Connected.

Follow us for real-time fitment updates, gear drops, and pro tips from the garage. No spam, just parts, tech, and news for riders like you.

Your Garage

Add a Vehicle