JE PISTONS
JE Pistons Piston Kits, Rings, and Engine Components at JJ Motorsports
JE Pistons, founded in 1947, has been at the forefront of the automotive performance industry, known for precision engineering and dedication to quality. As a trusted name among racing enthusiasts and professionals, JE Pistons continually advances its technologies to meet the ever-evolving demands of high-performance engines.
At JJ Motorsports, we offer a wide selection of JE Pistons products, including Piston Kit - 95" - Twin Cam, Ultra Series Piston Kit - Hayabusa, and Piston Kit. For specialized applications, consider the Piston Kit - 95.00 mm - Gas Gas | Husqvarna | KTM or the Piston Kit - 4.250" - M8. Whether you're rebuilding for racing or upgrading for better performance, JE Pistons provides precise-fit solutions compatible with various engines. Explore our inventory to find the ideal components for your needs.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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JE PISTONS Piston Kit - 95" - Twin Cam 324720
JE PISTONS
$449.99When you're pushing your Twin Cam to the limit, your pistons need to withstand extreme pressures and temperatures without compromise. JE Pistons' 95" kit is engineered from 2618-T6 forged aluminum—a...09105936- SKU:
- 09105936
- Availability:
- Ships Same Business Day
- Weight:
- 3.90 LBS
$449.99 -
JE PISTONS Ultra Series Piston Kit - Hayabusa 379437
JE PISTONS
$1,274.99If you're running boost on your Hayabusa, ring blow-by and piston failure are constant threats—especially at high horsepower levels. The JE PISTONS Ultra Series addresses this head-on with...09106397- SKU:
- 09106397
- Availability:
- Ships Same Business Day
- Weight:
- 4.26 LBS
$1,274.99 -
JE PISTONS Ultra Series Piston Kit - Hayabusa 379438
JE PISTONS
$1,274.99Hayabusa engines pushing serious power demand pistons engineered for extreme conditions. The JE PISTONS Ultra Series Kit delivers the strength and precision required for forced induction and...09106398- SKU:
- 09106398
- Availability:
- Ships Same Business Day
- Weight:
- 4.36 LBS
$1,274.99 -
JE PISTONS Piston Kit 379446
JE PISTONS
$774.99JE Pistons represent the gold standard for high-output builds where reliability cannot be compromised. Built from 2618-T6 forged aluminum—the material of choice for extreme-duty competition...09106524- SKU:
- 09106524
- Availability:
- Ships Same Business Day
- Weight:
- 2.79 LBS
$774.99 -
JE PISTONS Piston Kit 379447
JE PISTONS
$774.99When you're pushing your engine to the limit, your pistons need to handle extreme pressures and temperatures without compromise. JE Pistons' 379447 kit delivers the precision engineering and material...09106525- SKU:
- 09106525
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
$774.99 -
JE PISTONS Piston Kit 379448
JE PISTONS
$774.99When you're running extreme power numbers, your stock pistons become a liability. JE Pistons 379448 delivers the strength and precision demanded by professional racing, engineered with 2618-T6 forged...09106526- SKU:
- 09106526
- Availability:
- Ships Same Business Day
- Weight:
- 2.55 LBS
$774.99 -
JE PISTONS Piston Kit 379449
JE PISTONS
$774.99When you're pushing an engine to its limits in competition, your pistons need to handle extreme pressures and temperatures without compromise. JE Pistons' 379449 kit delivers the material science and...09106527- SKU:
- 09106527
- Availability:
- Ships Same Business Day
- Weight:
- 2.81 LBS
$774.99 -
On Sale
JE PISTONS Piston Kit 379450
JE PISTONS
MSRP: $716.20Now: $496.00Was: $716.20When you're pushing your engine to the limit in competition, your pistons need to handle extreme combustion pressures and temperatures without compromise. JE Pistons' 379450 kit delivers the strength...09106528- SKU:
- 09106528
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
MSRP: $716.20Now: $496.00Was: $716.20 -
JE PISTONS Piston Kit 379454
JE PISTONS
$619.95JE Pistons are engineered for competitors and serious builders who demand reliability under extreme combustion pressures. This kit delivers the precision fit and durability required for sustained...09106530- SKU:
- 09106530
- Availability:
- Ships Same Business Day
- Weight:
- 2.76 LBS
$619.95Qty in Cart: 0Quantity:Price:$619.95Subtotal: -
JE PISTONS Piston Kit 379455
JE PISTONS
$716.20JE Pistons are engineered for builders who demand reliability under extreme cylinder pressures and temperatures. When you're running forced induction, high boost levels, or competing at the...09106531- SKU:
- 09106531
- Availability:
- Ships Same Business Day
- Weight:
- 2.82 LBS
$716.20 -
JE PISTONS Piston Kit 379457
JE PISTONS
$716.20When you're pushing an engine to its limits in competition, piston reliability becomes non-negotiable. The JE PISTONS 379457 Kit delivers the structural integrity and precision engineering required...09106532- SKU:
- 09106532
- Availability:
- Ships Same Business Day
- Weight:
- 3.36 LBS
$716.20 -
JE PISTONS Piston Kit 362954
JE PISTONS
$299.99Building a high-revving engine demands pistons engineered for the abuse that competition delivers. JE's 362954 kit combines precision forging with meticulous design to handle extreme boost, nitrous,...09106544- SKU:
- 09106544
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
$299.99 -
JE PISTONS Piston Kit 373034
JE PISTONS
$389.99If you're building an engine for competition or extreme duty applications, piston quality directly impacts reliability and performance under peak loads. The JE PISTONS 373034 Kit delivers the...09106551- SKU:
- 09106551
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
$389.99 -
JE PISTONS Piston Kit 373035
JE PISTONS
$389.99When you're pushing your engine to the limit in competition, stock pistons won't cut it. The JE Piston Kit 373035 is purpose-built for extreme applications where reliability and performance are...09106552- SKU:
- 09106552
- Availability:
- Ships Same Business Day
- Weight:
- 0.79 LBS
$389.99 -
JE PISTONS Piston Kit - 95.00 mm - Gas Gas | Husqvarna | KTM 393215
JE PISTONS
$329.99Whether you're rebuilding after a top-end overhaul or upgrading to tighter tolerances, a quality piston kit is non-negotiable for reliable power delivery and engine longevity. JE Pistons delivers the...09106852- SKU:
- 09106852
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
$329.99 -
JE PISTONS Pisotn Kit - 95.00 mm - Gas Gas | Husqvarna | KTM 393216
JE PISTONS
$329.99A high-performance piston kit is fundamental to engine reliability and power delivery in demanding off-road conditions. JE Pistons' 95.00 mm kit delivers the precision tolerances and material...09106853- SKU:
- 09106853
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
$329.99Qty in Cart: 0Quantity:Price:$329.99Subtotal: -
JE PISTONS Piston Kit - 95.00 mm - Kawasaki 395091
JE PISTONS
$424.99When you're pushing your Kawasaki to its limits, stock pistons become your bottleneck. JE Pistons' 95.00 mm kit delivers the precision engineering and durability required for sustained high-RPM...09106850- SKU:
- 09106850
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
$424.99 -
JE PISTONS Piston Kit - 95.00 mm - Kawasaki 395092
JE PISTONS
$424.99If you're pushing your Kawasaki engine to its limits, factory pistons won't cut it. JE Pistons' 95.00 mm kit is engineered with 2618-T6 forged aluminum—the same material trusted in professional...09106851- SKU:
- 09106851
- Availability:
- Ships Same Business Day
- Weight:
- 1.16 LBS
$424.99Qty in Cart: 0Quantity:Price:$424.99Subtotal: -
JE PISTONS Piston Kit - 97.00 mm - Yamaha 393217
JE PISTONS
$424.99High-performance racing demands pistons engineered for extreme cylinder pressures and sustained RPM levels—and the JE PISTONS 97.00mm kit delivers exactly that. Machined from 2618-T6 high tensile...09106854- SKU:
- 09106854
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
$424.99 -
JE PISTONS Piston Kit - 4.250" - M8 394138
JE PISTONS
$694.99High-boost and high-RPM applications demand pistons engineered to withstand extreme pressures without sacrificing reliability. The JE 394138 combines advanced forging technology with precision...09106856- SKU:
- 09106856
- Availability:
- Ships Same Business Day
- Weight:
- 3.35 LBS
$694.99 -
JE PISTONS Piston Kit - 4.310" - M8 394139
JE PISTONS
$694.99If you're running boost or pushing high RPMs, your factory pistons aren't going to cut it. JE Pistons' 4.310" kit combines cutting-edge forging technology with precision engineering to deliver the...09106857- SKU:
- 09106857
- Availability:
- Ships Same Business Day
- Weight:
- 3.40 LBS
$694.99 -
JE PISTONS Piston Kit - 4.320" - M8 394140
JE PISTONS
$694.99High-RPM and high-boost applications demand pistons that can withstand extreme pressure cycles without sacrificing reliability. The JE PISTONS 4.320" M8 kit delivers the strength-to-weight ratio and...09106858- SKU:
- 09106858
- Availability:
- Ships Same Business Day
- Weight:
- 3.40 LBS
$694.99 -
JE PISTONS Piston Kit - 4.250" - M8 391731
JE PISTONS
$694.99High-boost and high-RPM applications demand pistons engineered to withstand extreme combustion pressures and thermal stress—stock units simply won't survive. The JE Piston Kit 4.250" delivers the...09106859- SKU:
- 09106859
- Availability:
- Ships Same Business Day
- Weight:
- 3.40 LBS
$694.99 -
JE PISTONS Piston Kit - 4.310" - M8 394100
JE PISTONS
$694.99High-RPM and high-boost applications demand pistons engineered to withstand extreme pressures without sacrificing reliability. The JE PISTONS 4.310" M8 Kit delivers the strength and precision...09106860- SKU:
- 09106860
- Availability:
- Ships Same Business Day
- Weight:
- 3.45 LBS
$694.99 -
JE PISTONS Piston Kit - 4.320" - M8 391730
JE PISTONS
$694.99High-boost and high-RPM environments demand pistons engineered for extreme durability and consistent ring seal—this JE Piston Kit delivers both through proprietary grain flow forging and precision...09106861- SKU:
- 09106861
- Availability:
- Ships Same Business Day
- Weight:
- 3.47 LBS
$694.99 -
JE PISTONS Piston Kit - 12.5:1 - Kawasaki 379937
JE PISTONS
$329.99When you're pushing your Kawasaki to competition limits, stock pistons won't cut it. JE's 12.5:1 compression kit delivers the strength and reliability you need to extract maximum power without...09106678- SKU:
- 09106678
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- COMPRESSION RATIO IMPERIAL:
- 12.5:1
- RIDING STYLE:
- OFF-ROAD
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- UNITS:
- KIT
- PRODUCT NAME:
- PISTON KIT
$329.99Qty in Cart: 0Quantity:Price:$329.99Subtotal: -
JE PISTONS Piston Kit - 13.5:1 - Kawasaki 379938
JE PISTONS
$329.99If you're running your Kawasaki engine at the edge of competition, your stock pistons won't survive—you need forged internals engineered for extreme duty. JE's 13.5:1 compression pistons deliver the...09106679- SKU:
- 09106679
- Availability:
- Ships Same Business Day
- Weight:
- 1.07 LBS
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
$329.99 -
JE PISTONS Piston Kit - 14.5:1 - Kawasaki 391920
JE PISTONS
$301.06If you're running a high-compression build or pushing your Kawasaki engine into professional competition territory, you need pistons engineered for the abuse. JE's 14.5:1 compression kit delivers the...09106680- SKU:
- 09106680
- Availability:
- Ships Same Business Day
- Weight:
- 0.78 LBS
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- COMPRESSION RATIO IMPERIAL:
- 14.5:1
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
$301.06 -
Piston Ring Set 4.130 Bore .043 .043 3mm J71408-4130-5
JE PISTONS
$299.99Piston ring failure is one of the fastest ways to lose compression and power in a high-rev engine. This premium race series set delivers the durability and precision fit required for sustained...JEPJ71408-4130-5- SKU:
- JEPJ71408-4130-5
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
$299.99 -
SBC Domed Piston Set 4.125 Bore +10.8cc 301475
JE PISTONS
$1,099.99Building a high-compression small block that can handle boost or naturally aspirated power demands forged pistons engineered for durability under extreme combustion pressures. These SBC domed pistons...JEP301475- SKU:
- JEP301475
- Availability:
- Ships Same Business Day
- Weight:
- 12.80 LBS
$1,099.99Qty in Cart: 0Quantity:Price:$1,099.99Subtotal: -
SBC Domed Piston Set 4.000 Bore +13.5cc 217240
JE PISTONS
$974.99Building a high-compression small block that demands precision and reliability? These SBC domed pistons deliver the exact displacement and compression geometry you need for forced induction or...JEP217240- SKU:
- JEP217240
- Availability:
- Ships Same Business Day
- Weight:
- 13.45 LBS
$974.99 -
SBC Domed Piston Set 4.125 Bore +3.3cc 213109
JE PISTONS
$1,024.99Building a high-compression SBC engine demands pistons engineered for both durability and peak combustion efficiency. These domed pistons deliver the compression ratio and quench clearance you need...JEP213109- SKU:
- JEP213109
- Availability:
- Ships Same Business Day
- Weight:
- 15.00 LBS
$1,024.99Qty in Cart: 0Quantity:Price:$1,024.99Subtotal: -
SBC Forged FT Piston Set 4.165 Bore -4.3cc 181941
JE PISTONS
$974.99Building a high-compression Small Block Chevy engine or refreshing a tired short block? These forged pistons deliver the durability and precision required for sustained high-RPM operation. The...JEP181941- SKU:
- JEP181941
- Availability:
- Ships Same Business Day
- Weight:
- 13.70 LBS
$974.99 -
JE PISTONS Piston Kit 252746
JE PISTONS
$309.99When you're pushing your engine to the absolute limit, your pistons are the components bearing the brunt of extreme combustion pressures and temperatures. JE PISTONS' 252746 kit delivers the...09105866- SKU:
- 09105866
- Availability:
- Ships Same Business Day
- Weight:
- 1.41 LBS
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 13.9:1
- PISTON HEAD SHAPE:
- DOMED
- DISPLACEMENT:
- 474 CC
- WALL THICKNESS IMPERIAL:
- 0.160'
- BORE SIZE METRIC:
- 98.00 MM
- PRODUCT NAME:
- PISTON KIT
- WALL THICKNESS:
- 0,160'
$309.99 -
On Sale
JE PISTONS Piston Kit 261527
JE PISTONS
MSRP: $301.05Now: $211.00Was: $301.05When you're pushing your engine to the absolute limit, your pistons need to handle sustained high RPM, extreme combustion pressures, and thermal stress that would destroy lesser components. JE...09105867- SKU:
- 09105867
- Availability:
- Ships Same Business Day
- Weight:
- 1.46 LBS
- RIDING STYLE:
- ATV
- DISPLACEMENT:
- 686 CC
- WALL THICKNESS:
- 0,150'
- WALL THICKNESS IMPERIAL:
- 0.150'
- PISTON HEAD SHAPE:
- DOMED
- UNITS:
- KIT
- BORE SIZE METRIC:
- 102.00 MM
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- PRODUCT NAME:
- PISTON KIT
MSRP: $301.05Now: $211.00Was: $301.05 -
JE PISTONS Piston Kit 261528
JE PISTONS
$329.99When you're building an engine for professional competition or extreme high-RPM applications, piston quality separates reliable powerplants from catastrophic failures. JE Pistons' 261528 kit delivers...09105868- SKU:
- 09105868
- Availability:
- Ships Same Business Day
- Weight:
- 1.36 LBS
- WALL THICKNESS:
- 0,150'
- COMPRESSION RATIO IMPERIAL:
- 11.0:1
- DISPLACEMENT:
- 686 CC
- BORE SIZE METRIC:
- 102.00 MM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- ATV
- PISTON HEAD SHAPE:
- DOMED
- UNITS:
- KIT
- WALL THICKNESS IMPERIAL:
- 0.150'
$329.99 -
JE PISTONS Piston Kit 261546
JE PISTONS
$329.99When you're pushing your engine to the absolute limit in professional competition, your pistons need to withstand extreme pressures and temperatures without compromise. JE PISTONS' Pro Series 261546...09105869- SKU:
- 09105869
- Availability:
- Ships Same Business Day
- Weight:
- 1.41 LBS
- DISPLACEMENT:
- 449 CC
- PRODUCT NAME:
- PISTON KIT
- PISTON HEAD SHAPE:
- DOMED
- RIDING STYLE:
- ATV
- BORE SIZE METRIC:
- 94.00 MM
- WALL THICKNESS:
- 0,150'
- WALL THICKNESS IMPERIAL:
- 0.150'
- COMPRESSION RATIO IMPERIAL:
- 12.5:1
- UNITS:
- KIT
$329.99 -
JE PISTONS Piston Kit 261547
JE PISTONS
$329.99If you're running a high-output engine in competition or extreme duty applications, your stock pistons won't cut it. JE PISTONS' Pro Series 261547 kit delivers the strength and precision you need to...09105870- SKU:
- 09105870
- Availability:
- Ships Same Business Day
- Weight:
- 1.41 LBS
- PISTON HEAD SHAPE:
- DOMED
- WALL THICKNESS IMPERIAL:
- 0.150'
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- ATV
- DISPLACEMENT:
- 449 CC
- UNITS:
- KIT
- BORE SIZE METRIC:
- 94.00 MM
- COMPRESSION RATIO IMPERIAL:
- 13.8:1
- WALL THICKNESS:
- 0,150'
$329.99 -
JE PISTONS Piston Kit 291517
JE PISTONS
$309.99When you're pushing your engine to the absolute limit in competition or extreme performance applications, piston failure isn't an option. The JE PISTONS Piston Kit 291517 delivers the strength,...09105905- SKU:
- 09105905
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- BORE SIZE METRIC:
- 76.80 MM
- COMPRESSION RATIO IMPERIAL:
- 14.2:1
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON HEAD SHAPE:
- DOMED
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- DISPLACEMENT:
- 249 CC
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- TYPE:
- FORGED SIDE RELIEF DESIGN
- BORE - OVERSIZE:
- STANDARD
- STYLE:
- PRO SERIES
$309.99Qty in Cart: 0Quantity:Price:$309.99Subtotal: -
JE PISTONS Piston Kit 292330
JE PISTONS
$269.99When you're pushing your engine to the limit in professional competition, your pistons need to survive extreme pressures and temperatures without compromise. JE Pistons' 2618-T6 forged aluminum...09105906- SKU:
- 09105906
- Availability:
- Ships Same Business Day
- Weight:
- 1.51 LBS
- BORE - OVERSIZE:
- +1,00 MM
- PRODUCT NAME:
- PISTON KIT
- COMPRESSION RATIO IMPERIAL:
- 9.0:1
- PISTON HEAD SHAPE:
- FLAT TOP
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- STYLE:
- JE PISTON
- BORE - OVERSIZE METRIC:
- +1.00 MM
- TYPE:
- ROUND FORGED DESIGN
- UNITS:
- KIT
- BORE SIZE METRIC:
- 101.00 MM
- DISPLACEMENT:
- 650 CC
- RIDING STYLE:
- OFF-ROAD
$269.99
