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! ➡

Engine - Pistons - Piston Kits

5508 products
Powersport Superstore is your go-to source for Engine - Pistons - Piston Kits and related parts. Shop our unbeatable selection of Piston Kits with top-tier service, fast shipping, and great prices.
10% Off
Wiseco PK1841 Top End Kit - Standard Bore 96.00mm, 12.5:1 Stock Compression
$280.15
$280.15
$309.95
Bore: 96.00mm Compression: 12.5:1 Stock Compression Sizing: Standard BoreSPECIFICATIONS. Displacement: 449.6cc. Bore - Standard: 96.00mm. Bore - Actual: 96.00mm. Bore - Oversize: STD. Stroke: 62.10...
6% Off
Wiseco 754M05550 Piston Kit - 1.50mm Oversize to 56.95mm
$163.71
$163.71
$174.95
Bore: 56.95mm Compression: Standard Compression Sizing: 1.50mm OversizeSPECIFICATIONS. Displacement: 132cc. Bore - Standard: 54.00mm. Bore - Actual: 55.50mm. Bore - Oversize: 1.50mm. Stroke: 54.50m...
10% Off
Wiseco PK1224 Top End Kit - 5.00mm Oversize to 78.00mm, 10.5:1 Compression
$249.96
$249.96
$277.15
Bore: 78.00mm Compression: 10.5:1 Compression Sizing: 5.00mm OversizeSPECIFICATIONS. Displacement: 284cc. Bore - Standard: 73.00mm. Bore - Actual: 78.00mm. Bore - Oversize: 5.00mm. Stroke: 59.50mm....
9% Off
Wiseco PK1243 Top End Kit - Standard Bore 66.40mm
$241.34
$241.34
$264.95
Bore: 66.40mm Sizing: Standard BoreContains all the necessary components for overboring or rebuilding your top end. Feature forged pistons, rings, wrist pins, circlips and top end gasket set.Vehicl...
9% Off
Wiseco PK1210 Top End Kit (Racers Choice Supermini) - 4.00mm Oversize to 52.00mm
$198.21
$198.21
$217.35
Bore: 52.00mm Sizing: 4.00mm OversizeSPECIFICATIONS. Displacement: 99cc. Bore - Standard: 52.00mm. Bore - Actual: 52.00mm. Bore - Oversize: 4.00mm. Stroke: 46.80mm. Note: Use Stock Thrust Washers. ...
10% Off
Wiseco K1603 K Piston Kit (1016cc., Domed) - .030in. Oversize to 3.218in., 10:1 Compression
$310.34
$310.34
$344.95
Bore: 3.218in. Compression: 10:1 Compression Sizing: 0.030in. OversizeWill not fit XR style head. Kit include: Forged pistons, rings, circlips, chrome piston pins.Vehicle Fitment:1972-1979 Harley ...
10% Off
Wiseco RE908M05400 Racer Elite 2-Stroke Piston Kit - Standard Bore 54.00mm
$183.99
$183.99
$204.95
Bore: 54.00mm Sizing: Standard BoreSPECIFICATIONS. Displacement: 125cc. Bore - Standard: 54.00mm. Bore - Actual: 54.00mm. Bore - Oversize: STD. Stroke: 54.50mm. Coating: ArmorPlating. Skirt Coating...
10% Off
Wossner 8169DA Piston Kit - 66.34mm
$136.31
$136.31
$152.00
Bore: 66.34mm Sizing: Sizing Not AvailableWossner (pronounced Werssner) Pistons, Germanys finest aftermarket forged piston company brings precision and quality to North America. Top European racers...
8% Off
Wiseco K2805 Black Edition Piston Kit (118in.) - 4.080in. Bore, 11.3:1 Compression
$482.03
$482.03
$524.95
Bore: 4.080in. Compression: 11.3:1 Compression Sizing: Standard Bore4.5in. Stroke. Features ArmorX piston coating for superior protection in extreme conditions and reduced wear. ArmorFit skirt coa...
Wossner K7065DA-2 Piston Kit - 84.86mm
$304.00
$304.00
Bore: 84.86mm Compression: High Compression Sizing: Standard BoreFitment: Arctic Cat 800 C-TEC2 2018. Wossner (pronounced Werssner) Pistons, Germanys finest aftermarket forged piston company bring...
9% Off
Wossner 8324DB Piston Kit - 72.96mm
$174.77
$174.77
$192.00
Bore: 72.96mm Compression: Standard Compression Sizing: Standard BoreWossner (pronounced Werssner) Pistons, Germanys finest aftermarket forged piston company brings precision and quality to North A...
15% Off
Wiseco PK1504 Top End Kit - Standard Bore 66.40mm
$220.97
$220.97
$259.95
Bore: 66.40mm Sizing: Standard BoreContains all the necessary components for overboring or rebuilding your top end. Feature forged pistons, rings, wrist pins, circlips and top end gasket set.Vehicl...
6% Off
Wiseco PK1099 Top End Kit - Standard Bore 50.00mm
$159.40
$159.40
$169.95
Bore: 50.00mm Sizing: Standard BoreSPECIFICATIONS. Displacement: 82cc. Bore - Standard: 50.00mm. Bore - Actual: 50.00mm. Bore - Oversize: STD. Stroke: 42.00mm. ITEM CONTENTS. 1969CD - 50.00 mm Ring...
10% Off
Namura Technologies NX-40025-BK Top End Repair Kit (B) - Standard Bore 66.36mm, 10.9:1 Compression
$102.31
$102.31
$113.95
Bore: 66.36mm Compression: 10.9:1 Compression Sizing: Standard BoreCeramic Composite Cylinder. Top End kit includes: piston, rings, wrist pin, clips, top end bearing, and gasket kit. MOS2 (Teflon/...
19% Off
Namura Technologies NA-30010-4K Top End Repair Kit - 1.00mm Oversize to 82.96mm, 9.0:1 Compression
$113.94
$113.94
$139.95
Bore: 82.96mm Compression: 9.0:1 Compression Sizing: 1.00mm OversizeTop End kit includes: piston, rings, wrist pin, clips, top end bearing, and gasket kit. MOS2 (Teflon/Molybdenum) Coated Skirts A ...
16% Off
Namura Technologies NX-30000-4K Top End Repair Kit - 1.00mm Oversize to 55.00mm
$91.85
$91.85
$108.95
Bore: 55.00mm Sizing: 1.00mm OversizeSCEM Composite Cylinder. Top End kit includes: piston, rings, wrist pin, clips, top end bearing, and gasket kit. MOS2 (Teflon/Molybdenum) Coated Skirts A rolle...
22% Off
Namura Technologies FX-40032-BK Top End Repair Kit (B) - Standard Bore 76.95mm
$165.09
$165.09
$210.95
Bore: 76.95mm Sizing: Standard BoreForged Piston. Top End kit includes: piston, rings, wrist pin, clips, top end bearing, and gasket kit. MOS2 (Teflon/Molybdenum) Coated Skirts A rolled on applica...
24% Off
Namura Technologies NA-80005K Top End Repair Kit - Standard Bore 90.96mm
$268.55
$268.55
$354.95
Bore: 90.96mm Sizing: Standard BoreTop End kit includes: piston, rings, wrist pin, clips, top end bearing, and gasket kit. MOS2 (Teflon/Molybdenum) Coated Skirts A rolled on application process pro...
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