Street Bike Piston and Ring Kits
Street Bike Piston and Ring Kits at JJ Motorsports
Rebuild or upgrade your street bike's engine with premium piston and ring kits from JJ Motorsports. Our selection includes forged pistons, complete rebuild kits, and high-compression options designed for enhanced power, reduced weight, and superior durability on the road or track. Compatible with Honda, Yamaha, Kawasaki, Suzuki, and more, these kits feature aerospace-grade aluminum alloys, domed or flat-top designs, precision-machined components, and included rings, pins, clips, and gaskets to prevent leaks, improve compression, and extend engine life for sportbikes, cruisers, or vintage models. Built for stock or oversized bores with ratios from stock to 13.4:1, they ensure optimal performance, easy installation, and reliability for DIY mechanics or professional shops.
Shop trusted brands like JE Pistons for competition-grade kits and Wiseco for dyno-tested rebuilds. Explore related categories such as street bike engine gaskets & kits for sealing solutions or street bike valves & parts for complete overhauls.
Top Street Bike Piston and Ring Kits Products
- JE PISTONS Piston Kit 157598 – Machined from 2618-T6 high tensile forged aluminum with domed head, 11.5:1 compression ratio, 94.00 mm bore for 944 cc displacement, ideal for extreme professional competition applications.
- WISECO Piston Kit Yamaha YZF-R6 2001-2005 65.5mm 13.4:1 CK159 – Forged aerospace aluminum alloy with 13.4:1 compression, 65.50 mm bore for 600 cc, includes rings, pins, clips, and head gasket for Yamaha YZF-R6 models.
- WISECO Piston Kit Yamaha RD400 1976-1979 K130 – Forged aluminum alloy with stock compression, 64.50 mm (+0.50 mm oversize) bore for 352 cc, complete top-end rebuild kit for Yamaha RD400 and 350/400 models.
Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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JE PISTONS Piston Kit 262317
JE PISTONS
$1,139.99Machined from 2618-T6 high tensile forged aluminum, Dome/ dish features smooth flowing radii; require no deburring or preparation, JE designs are specifically engineered for extreme applications including professional competition, Pins, pin fitment, lock...09105798- SKU:
- 09105798
- Availability:
- Ships Same Business Day
- Weight:
- 2.36 LBS
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- WALL THICKNESS IMPERIAL:
- 0.140'
- BORE SIZE METRIC:
- 67.00 MM
- COMPRESSION RATIO IMPERIAL:
- 13.1:1
- DISPLACEMENT:
- 599 CC
- PISTON HEAD SHAPE:
- DOMED
- UNITS:
- KIT
$1,139.99 -
JE PISTONS Piston Kit 262318
JE PISTONS
$1,139.99Machined from 2618-T6 high tensile forged aluminum, Dome/ dish features smooth flowing radii; require no deburring or preparation, JE designs are specifically engineered for extreme applications including professional competition, Pins, pin fitment, lock...09105799- SKU:
- 09105799
- Availability:
- Ships Same Business Day
- Weight:
- 3.91 LBS
- BORE SIZE METRIC:
- 69.00 MM
- COMPRESSION RATIO IMPERIAL:
- 13.1:1
- UNITS:
- KIT
- WALL THICKNESS IMPERIAL:
- 0.140'
- PISTON HEAD SHAPE:
- DOMED
- DISPLACEMENT:
- 635 CC
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
$1,139.99 -
On Sale
JE PISTONS Piston Kit 274086
JE PISTONS
MSRP: $1,119.99Now: $692.00Was: $1,119.99Machined from 2618-T6 high tensile forged aluminum, Dome/ dish features smooth flowing radii; require no deburring or preparation, JE designs are specifically engineered for extreme applications including professional competition, Pins, pin fitment, lock...09105803- SKU:
- 09105803
- Availability:
- Ships Same Business Day
- Weight:
- 3.61 LBS
- PISTON HEAD SHAPE:
- DISHED
- BORE SIZE METRIC:
- 83.00 MM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- WALL THICKNESS IMPERIAL:
- 0.140'
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- UNITS:
- KIT
- DISPLACEMENT:
- 1407 CC
MSRP: $1,119.99Now: $692.00Was: $1,119.99 -
JE PISTONS Piston Kit 284692
JE PISTONS
$524.99Machined from 2618-T6 high tensile forged aluminum, Dome/ dish features smooth flowing radii; require no deburring or preparation, JE designs are specifically engineered for extreme applications including professional competition, Pins, pin fitment, lock...09105806- SKU:
- 09105806
- Availability:
- Ships Same Business Day
- Weight:
- 3.91 LBS
- BORE SIZE METRIC:
- 83.00 MM
- DISPLACEMENT:
- 649 CC
- PISTON HEAD SHAPE:
- DOMED
- UNITS:
- KIT
- PRODUCT NAME:
- PISTON KIT
- WALL THICKNESS IMPERIAL:
- 0.140'
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- RIDING STYLE:
- STREET
$524.99 -
JE PISTONS Piston Kit 284698
JE PISTONS
$519.99Machined from 2618-T6 high tensile forged aluminum, Dome/ dish features smooth flowing radii; require no deburring or preparation, JE designs are specifically engineered for extreme applications including professional competition, Pins, pin fitment, lock...09105809- SKU:
- 09105809
- Availability:
- Ships Same Business Day
- Weight:
- 2.01 LBS
- COMPRESSION RATIO IMPERIAL:
- 13.0:1
- DISPLACEMENT:
- 677 CC
- PISTON HEAD SHAPE:
- DISHED
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- WALL THICKNESS IMPERIAL:
- 0.100'
- UNITS:
- KIT
- BORE SIZE METRIC:
- 83.00 MM
$519.99 -
JE PISTONS Piston Kit 284718
JE PISTONS
$1,139.99Machined from 2618-T6 high tensile forged aluminum, Dome/ dish features smooth flowing radii; require no deburring or preparation, JE designs are specifically engineered for extreme applications including professional competition, Pins, pin fitment, lock...09105812- SKU:
- 09105812
- Availability:
- Ships Same Business Day
- Weight:
- 2.91 LBS
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- DISPLACEMENT:
- 998 CC
- UNITS:
- KIT
- BORE SIZE METRIC:
- 76.00 MM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- WALL THICKNESS IMPERIAL:
- 0.140'
- PISTON HEAD SHAPE:
- DOMED
$1,139.99 -
JE PISTONS Piston Kit 299834
JE PISTONS
$1,034.99Machined from 2618-T6 high tensile forged aluminum, Dome/ dish features smooth flowing radii; require no deburring or preparation, JE designs are specifically engineered for extreme applications including professional competition, Pins, pin fitment, lock...09105813- SKU:
- 09105813
- Availability:
- Ships Same Business Day
- Weight:
- 3.91 LBS
- RIDING STYLE:
- STREET
- COMPRESSION RATIO IMPERIAL:
- 8.7:1
- UNITS:
- KIT
- WALL THICKNESS IMPERIAL:
- 0.180'
- BORE SIZE METRIC:
- 81.00 MM
- DISPLACEMENT:
- 1299 CC
- PISTON HEAD SHAPE:
- DISHED
- PRODUCT NAME:
- PISTON KIT
$1,034.99 -
Wiseco Piston Kit Kawasaki KZ 750 GPZ 1982-1985 K810
WISECO
$854.95Elevate your engine's performance with the WISECO Piston Kit, designed specifically for the Kawasaki KZ 750 GPZ K810. Crafted from high-quality aerospace aluminum alloys, these pistons ensure durability and efficiency, backed by over 60 years of...09030158- SKU:
- 09030158
- Availability:
- Ships Same Business Day
- Weight:
- 3.95 LBS
- RIDING STYLE:
- STREET
- BORE - OVERSIZE METRIC:
- +3.00 MM
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 69.00 MM
- COMPRESSION RATIO IMPERIAL:
- 10.25:1
- DISPLACEMENT:
- 810 CC
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH METRIC:
- 54.14 MM
- BORE - OVERSIZE:
- +3,00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
$854.95 -
Wiseco 64.50mm Piston Kit for Yamaha RD350 1973-1975 393M06450
WISECO
$184.95The WISECO Piston 393M06450 is engineered for optimal performance in 2-cycle engines, crafted from high-silicone forged bar stock for enhanced durability and reduced thermal expansion. Designed specifically for high-performance applications, this piston...393M06450- SKU:
- 393M06450
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- DISPLACEMENT:
- 353 CC
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- BORE - OVERSIZE:
- +0,50 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- PISTON MATERIAL:
- ALUMINUM
- BORE SIZE METRIC:
- 64.50 MM
- PRODUCT NAME:
- PISTON
$184.95 -
Wiseco Piston Kit 65mm Yamaha RD350 1973-1975 393M06500
WISECO
$184.95The WISECO Piston 393M06500 is engineered for high performance in 2-cycle engines, utilizing advanced forging techniques from high-silicone bar stock. This piston provides exceptional strength and minimizes thermal expansion, ensuring reliability even...393M06500- SKU:
- 393M06500
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE:
- +1,00 MM
- DISPLACEMENT:
- 358 CC
- BORE - OVERSIZE METRIC:
- +1.00 MM
- BORE SIZE METRIC:
- 65.00 MM
- PISTON MATERIAL:
- ALUMINUM
$184.95 -
Wiseco Piston Kit 66mm Yamaha RD350 1973-1975 RD400 1976-1992 393M06600
WISECO
$194.95Experience the power and reliability of the WISECO 393M06600 piston, expertly crafted for high-performance 2-cycle engines. Made from premium high-silicone forged bar stock, this piston offers exceptional strength and reduced thermal expansion, ensuring...393M06600- SKU:
- 393M06600
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- BORE SIZE METRIC:
- 66.00 MM
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- BORE - OVERSIZE METRIC:
- +2.00 MM
- PISTON MATERIAL:
- ALUMINUM
- BORE - OVERSIZE:
- +2,00 MM
- DISPLACEMENT:
- 370 CC
- PRODUCT NAME:
- PISTON
$194.95 -
On Sale
JE PISTONS Ultra Series Piston Kit - ZX14 379434
JE PISTONS
MSRP: $1,274.99Now: $760.00Was: $1,274.99Aligned Grain Flow Technology - In-house forging has allowed JE to develop proprietary forging technology that directs the grain flow of the aluminum to flow around critical areas of the piston, increasing strength, Lateral gas ports channel combustion...09106394- SKU:
- 09106394
- Availability:
- Ships Same Business Day
- Weight:
- 4.11 LBS
- BORE - OVERSIZE:
- +2,00 MM
- BORE - OVERSIZE METRIC:
- +2.00 MM
- RIDING STYLE:
- STREET
- BORE SIZE METRIC:
- 86.00 MM
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- UNITS:
- KIT
- PRODUCT NAME:
- PISTON KIT
MSRP: $1,274.99Now: $760.00Was: $1,274.99 -
JE PISTONS Ultra Series Piston Kit - ZX14 379432
JE PISTONS
$1,019.95Aligned Grain Flow Technology - In-house forging has allowed JE to develop proprietary forging technology that directs the grain flow of the aluminum to flow around critical areas of the piston, increasing strength, Lateral gas ports channel combustion...09106392- SKU:
- 09106392
- Availability:
- Ships Same Business Day
- Weight:
- 4.10 LBS
- BORE SIZE METRIC:
- 84.00 MM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 9.5:1
- BORE - OVERSIZE:
- STANDARD
- UNITS:
- KIT
$1,019.95Qty in Cart: 0Quantity:Price:$1,019.95Subtotal: -
JE PISTONS Piston Kit 374023
JE PISTONS
$524.99Machined from 2618-T6 high tensile forged aluminum, Dome/ dish features smooth flowing radii; require no deburring or preparation, JE designs are specifically engineered for extreme applications including professional competition, Pins, pin fitment, lock...09105827- SKU:
- 09105827
- Availability:
- Ships Same Business Day
- Weight:
- 1.41 LBS
- BORE SIZE METRIC:
- 62.00 MM
- DISPLACEMENT:
- 300 CC
- COMPRESSION RATIO IMPERIAL:
- 12.5:1
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
$524.99 -
On Sale
JE PISTONS Piston Kit 371971
JE PISTONS
MSRP: $524.99Now: $331.00Was: $524.99Machined from 2618-T6 high tensile forged aluminum, Dome/ dish features smooth flowing radii; require no deburring or preparation, JE designs are specifically engineered for extreme applications including professional competition, Pins, pin fitment, lock...09105825- SKU:
- 09105825
- Availability:
- Ships Same Business Day
- Weight:
- 1.56 LBS
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- COMPRESSION RATIO IMPERIAL:
- 12.0:1
- DISPLACEMENT:
- 500 CC
- BORE SIZE METRIC:
- 67.00 MM
- UNITS:
- KIT
MSRP: $524.99Now: $331.00Was: $524.99 -
On Sale
JE PISTONS Piston Kit 371970
JE PISTONS
MSRP: $1,119.99Now: $702.00Was: $1,119.99Machined from 2618-T6 high tensile forged aluminum, Dome/ dish features smooth flowing radii; require no deburring or preparation, JE designs are specifically engineered for extreme applications including professional competition, Pins, pin fitment, lock...09105824- SKU:
- 09105824
- Availability:
- Ships Same Business Day
- Weight:
- 3.31 LBS
- PRODUCT NAME:
- PISTON KIT
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- UNITS:
- KIT
- BORE SIZE METRIC:
- 80.00 MM
- DISPLACEMENT:
- 999 CC
- RIDING STYLE:
- STREET
MSRP: $1,119.99Now: $702.00Was: $1,119.99 -
JE PISTONS Piston Kit 324925
JE PISTONS
$519.99Machined from 2618-T6 high tensile forged aluminum, Dome/ dish features smooth flowing radii; require no deburring or preparation, JE designs are specifically engineered for extreme applications including professional competition, Pins, pin fitment, lock...09105823- SKU:
- 09105823
- Availability:
- Ships Same Business Day
- Weight:
- 2.01 LBS
- BORE SIZE METRIC:
- 81.00 MM
- COMPRESSION RATIO IMPERIAL:
- 13.0:1
- PISTON HEAD SHAPE:
- DISHED
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- WALL THICKNESS IMPERIAL:
- 0.100'
- UNITS:
- KIT
- DISPLACEMENT:
- 650 CC
$519.99 -
JE PISTONS Piston Kit 324924
JE PISTONS
$519.99Machined from 2618-T6 high tensile forged aluminum, Dome/ dish features smooth flowing radii; require no deburring or preparation, JE designs are specifically engineered for extreme applications including professional competition, Pins, pin fitment, lock...09105822- SKU:
- 09105822
- Availability:
- Ships Same Business Day
- Weight:
- 1.81 LBS
- BORE SIZE METRIC:
- 81.00 MM
- DISPLACEMENT:
- 650 CC
- UNITS:
- KIT
- PISTON HEAD SHAPE:
- DISHED
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- WALL THICKNESS IMPERIAL:
- 0.100'
- COMPRESSION RATIO IMPERIAL:
- 12.0:1
$519.99 -
On Sale
JE PISTONS Piston Kit 317204
JE PISTONS
MSRP: $569.99Now: $358.00Was: $569.99Machined from 2618-T6 high tensile forged aluminum, Dome/ dish features smooth flowing radii; require no deburring or preparation, JE designs are specifically engineered for extreme applications including professional competition, Pins, pin fitment, lock...09105818- SKU:
- 09105818
- Availability:
- Ships Same Business Day
- Weight:
- 2.81 LBS
- PISTON HEAD SHAPE:
- DOMED
- UNITS:
- KIT
- BORE SIZE METRIC:
- 98.00 MM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- COMPRESSION RATIO IMPERIAL:
- 13.0:1
- DISPLACEMENT:
- 996 CC
- WALL THICKNESS IMPERIAL:
- 0.180'
MSRP: $569.99Now: $358.00Was: $569.99 -
JE PISTONS Piston Kit 308645
JE PISTONS
$1,139.99Machined from 2618-T6 high tensile forged aluminum, Dome/ dish features smooth flowing radii; require no deburring or preparation, JE designs are specifically engineered for extreme applications including professional competition, Pins, pin fitment, lock...09105817- SKU:
- 09105817
- Availability:
- Ships Same Business Day
- Weight:
- 2.36 LBS
- BORE SIZE METRIC:
- 69.00 MM
- PISTON HEAD SHAPE:
- DOMED
- UNITS:
- KIT
- WALL THICKNESS IMPERIAL:
- 0.120'
- COMPRESSION RATIO IMPERIAL:
- 13.2:1
- DISPLACEMENT:
- 636 CC
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
$1,139.99
