Harley Piston and Ring Kits
Harley Bike Piston & Ring Kits at JJ Motorsports
Rebuild your Harley's top end with premium piston and ring kits from JJ Motorsports, featuring forged aluminum pistons with high-performance rings for increased compression and durability on Big Twin, Evo, Twin Cam, and Sportster engines. These kits deliver reliable power and long-lasting performance.
Shop KB Performance, Wiseco, and Revolution Performance piston kits for race-proven quality. Explore related categories such as Harley engine for gaskets and rebuilds, or Harley for cams and heads to complete your top-end refresh.
Top Harley Piston & Ring Kits
- KB Performance Super Duty Piston KB660LCA-STD – Forged super-duty piston with rings for 660cc; ideal for high-compression Evo builds.
- Wiseco Piston Kit with Gasket VM Ring VT2719 – Complete Wiseco kit for Twin Cam; includes rings and gaskets for reliable top-end power.
- Revolution Performance LLC Piston Kit RP301-601W – 601cc piston kit with wrist pin; forged for Sportster performance upgrades.
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
-
Wiseco Tracker Series Piston Kit 95ci 2006 Harley-Davidson FLHX Street Glide K0207P2
WISECO
$322.95If you're running a 95ci big-twin and want reliable power without compromise, the Wiseco Tracker Series delivers the precision engineering that separates maintained performance from engine failure...09031560- SKU:
- 09031560
- Availability:
- Ships Same Business Day
- Weight:
- 2.85 LBS
- BORE SIZE IMPERIAL:
- 3.895'
- DISPLACEMENT:
- 1562 CC
- PISTON HEAD SHAPE:
- DOMED
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 9.5:1
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON KIT
- BORE OVERSIZE - IMPERIAL:
- +0.020'
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- STREET
- SKIRT COATING:
- ARMORGLIDE®
- BORE - OVERSIZE:
- +0,020'
- STROKE LENGTH IMPERIAL:
- 4'
- STYLE:
- TRACKER™ SERIES
$322.95 -
Wiseco Tracker Series Piston Kit 95ci Harley Davidson FLHR 1999-2006 K0208PS
WISECO
$322.95If you're running a 95ci Harley Davidson FLHR and want to reclaim lost compression and durability, the Wiseco Tracker Series Piston Kit K0208PS delivers the precision engineering your motor needs...09031561- SKU:
- 09031561
- Availability:
- Ships Same Business Day
- Weight:
- 2.95 LBS
- BORE - OVERSIZE:
- STANDARD
- DISPLACEMENT:
- 1546 CC
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- STYLE:
- TRACKER™ SERIES
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- SKIRT COATING:
- ARMORGLIDE®
- STROKE LENGTH IMPERIAL:
- 4'
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- BORE SIZE IMPERIAL:
- 3.875'
- PISTON HEAD SHAPE:
- DOMED
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
$322.95 -
Wiseco Piston Kit 88-95 Harley-Davidson FLHR Road King 1999-2006 K0208P1
WISECO
$322.95Stock pistons can't handle the demands of a properly tuned engine—increased boost, aggressive cam profiles, and extended RPM ranges will cause premature wear and loss of compression. The Wiseco...09031562- SKU:
- 09031562
- Availability:
- Ships Same Business Day
- Weight:
- 2.85 LBS
- BORE SIZE IMPERIAL:
- 3.885'
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- DISPLACEMENT:
- 1554 CC
- PISTON HEAD SHAPE:
- DOMED
- BORE OVERSIZE - IMPERIAL:
- +0.010'
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- BORE - OVERSIZE:
- +0,010'
- SKIRT COATING:
- ARMORGLIDE®
- STROKE LENGTH IMPERIAL:
- 4'
- STYLE:
- TRACKER™ SERIES
- UNITS:
- KIT
$322.95 -
Wiseco Piston Kit 1999-2006 Harley-Davidson FLHRSI Road King Custom K0208P2
WISECO
$322.95If you're building a high-output engine for your Road King Custom or pushing beyond stock power levels, factory pistons won't cut it. The Wiseco K0208P2 is engineered specifically for forced...09031563- SKU:
- 09031563
- Availability:
- Ships Same Business Day
- Weight:
- 2.80 LBS
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- DISPLACEMENT:
- 1562 CC
- PISTON HEAD SHAPE:
- DOMED
- UNITS:
- KIT
- BORE - OVERSIZE:
- +0,020'
- BORE OVERSIZE - IMPERIAL:
- +0.020'
- BORE SIZE IMPERIAL:
- 3.895'
- STROKE LENGTH IMPERIAL:
- 4'
- STYLE:
- TRACKER™ SERIES
- PISTON MATERIAL:
- FORGED
- SKIRT COATING:
- ARMORGLIDE®
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
$322.95 -
Wiseco Tracker Series Piston Kit 97ci 10.5:1 Compression Harley Davidson FLHRI Road King 1999 K0209PS
WISECO
$351.95If you're building or rebuilding your 1999 FLHRI Road King for serious performance, the Wiseco Tracker Series pistons deliver the durability and precision your engine demands. This forged piston kit...09031564- SKU:
- 09031564
- Availability:
- Ships Same Business Day
- Weight:
- 2.95 LBS
- BORE - OVERSIZE:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- PISTON HEAD SHAPE:
- DOMED
- PISTON MATERIAL:
- FORGED
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- PRODUCT NAME:
- PISTON KIT
- STROKE LENGTH IMPERIAL:
- 4'
- STYLE:
- TRACKER™ SERIES
- BORE SIZE IMPERIAL:
- 3.937'
- DISPLACEMENT:
- 1596 CC
- RIDING STYLE:
- STREET
$351.95 -
Wiseco Tracker Series Piston Kit 3.875" 10.5:1 Compression Ratio for Harley-Davidson 103ci Twin Cam 2007-2017 K0210PS
WISECO
$322.95If you're running a 103ci Twin Cam and want measurable gains in power, durability, and ring sealing efficiency, the Wiseco Tracker Series Piston Kit delivers the precision engineering that separates...09031565- SKU:
- 09031565
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- BORE - OVERSIZE:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4-3/8'
- BORE SIZE IMPERIAL:
- 3.875'
- PISTON HEAD SHAPE:
- DOMED
- STYLE:
- TRACKER™ SERIES
- DISPLACEMENT:
- 1691 CC
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
$322.95 -
Wiseco 103ci Piston Kit 2007-2017 Harley-Davidson FLHR K0210P1
WISECO
$322.95If you're pushing your 2007-2017 Harley-Davidson FLHR to higher RPMs or running a more aggressive cam profile, your factory pistons are likely holding you back. The Wiseco 103ci Piston Kit K0210P1...09031566- SKU:
- 09031566
- Availability:
- Ships Same Business Day
- Weight:
- 2.60 LBS
- BORE - OVERSIZE:
- +0,010'
- UNITS:
- KIT
- BORE OVERSIZE - IMPERIAL:
- +0.010'
- BORE SIZE IMPERIAL:
- 3.885'
- DISPLACEMENT:
- 1700 CC
- PISTON HEAD SHAPE:
- DOMED
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- SKIRT COATING:
- ARMORGLIDE®
- STYLE:
- TRACKER™ SERIES
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- STROKE LENGTH IMPERIAL:
- 4-3/8'
$322.95 -
Wiseco Tracker Series Piston Kit for Harley Davidson 103ci Twin Cam 2011-2017 K0210P2
WISECO
$322.95Stock pistons can't handle the demands of a properly tuned 103ci Twin Cam—they'll fail under sustained high RPM and boost. The Wiseco Tracker Series K0210P2 delivers the durability and sealing...09031567- SKU:
- 09031567
- Availability:
- Ships Same Business Day
- Weight:
- 2.70 LBS
- BORE SIZE IMPERIAL:
- 3.895'
- PISTON MATERIAL:
- ALUMINUM ALLOY
- BORE - OVERSIZE:
- +0,020'
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- STROKE LENGTH IMPERIAL:
- 4-3/8'
- BORE OVERSIZE - IMPERIAL:
- +0.020'
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- STYLE:
- TRACKER™ SERIES
- DISPLACEMENT:
- 1709 CC
- PISTON HEAD SHAPE:
- DOMED
- PISTON MATERIAL:
- FORGED
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
$322.95 -
Wiseco 1200cc Reverse Dome Piston Kit for 1986-2003 Harley-Davidson XLH883 K0212PS
WISECO
$268.95If you're rebuilding an 883 Sportster with serious intentions—whether that's more displacement, aggressive valve timing, or forced induction—you need pistons engineered to handle it. The Wiseco...09031568- SKU:
- 09031568
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- BORE SIZE IMPERIAL:
- 3.498'
- DISPLACEMENT:
- 1200 CC
- PISTON HEAD SHAPE:
- REVERSE
- SKIRT COATING:
- ARMORGLIDE®
- STYLE:
- TRACKER™ SERIES
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 9.5:1
- BORE - OVERSIZE:
- STANDARD
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 3-13/16'
$268.95 -
Wiseco 1200cc Reverse Dome Piston Kit for 2004-2006 Harley-Davidson XL 883 Custom K0212P1
WISECO
$268.95If you're serious about extracting more power from your 883 Custom, a quality piston upgrade is non-negotiable. Wiseco's forged construction and precision engineering deliver the reliability and...09031569- SKU:
- 09031569
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
- BORE SIZE IMPERIAL:
- 3.508'
- PISTON MATERIAL:
- FORGED
- SKIRT COATING:
- ARMORGLIDE®
- BORE OVERSIZE - IMPERIAL:
- +0.010'
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 3-13/16'
- COMPRESSION RATIO IMPERIAL:
- 9.5:1
- DISPLACEMENT:
- 1207 CC
- UNITS:
- KIT
- BORE - OVERSIZE:
- +0,010'
- PISTON HEAD SHAPE:
- REVERSE
- STYLE:
- TRACKER™ SERIES
$268.95 -
Wiseco Tracker Series Piston Kit 3.527 in Bore 9.5:1 Compression Harley-Davidson XL883 2017-2022 K0212P3
WISECO
$244.95If you're running an 883 Sportster and want genuine performance gains without compromise, a quality piston kit is foundational. The Wiseco Tracker Series delivers the precision tolerances and...09031571- SKU:
- 09031571
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- BORE SIZE IMPERIAL:
- 3.528'
- PISTON HEAD SHAPE:
- REVERSE
- SKIRT COATING:
- ARMORGLIDE®
- STYLE:
- TRACKER™ SERIES
- UNITS:
- KIT
- BORE - OVERSIZE:
- +0,030'
- COMPRESSION RATIO IMPERIAL:
- 9.5:1
- BORE OVERSIZE - IMPERIAL:
- +0.030'
- DISPLACEMENT:
- 1222 CC
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 3-13/16'
$244.95 -
REVOLUTION PERFORMANCE, LLC Piston Kit RP301-124WR
REVOLUTION PERFORMANCE, LLC
$627.95A piston kit is the backbone of reliable, high-RPM engine performance—and substandard pistons will cost you consistency, power, and ultimately, race wins. The RP301-124WR delivers custom-forged...09106375- SKU:
- 09106375
- Availability:
- Ships Same Business Day
- Weight:
- 3.05 LBS
- COMPRESSION RATIO IMPERIAL:
- 11.0:1
- PISTON HEAD SHAPE:
- DOMED
- STROKE LENGTH IMPERIAL:
- 4-5/8'
- UNITS:
- KIT
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- BORE SIZE IMPERIAL:
- 4.125'
$627.95 -
Wiseco Tracker Series Piston Kit 106ci 10.5:1 Compression Harley-Davidson FLHRC 2007-2013 K0211PS
WISECO
$351.95If you're rebuilding a 2007-2013 FLHRC and want a piston kit engineered for both reliability and measurable performance gains, Wiseco's Tracker Series delivers. This precision-forged solution...09031594- SKU:
- 09031594
- Availability:
- Ships Same Business Day
- Weight:
- 2.70 LBS
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- BORE SIZE IMPERIAL:
- 3.937'
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH IMPERIAL:
- 4-3/8'
- BORE - OVERSIZE:
- STANDARD
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- PISTON HEAD SHAPE:
- DOMED
- DISPLACEMENT:
- 1746 CC
- SKIRT COATING:
- ARMORGLIDE®
- STYLE:
- TRACKER™ SERIES
- UNITS:
- KIT
$351.95 -
Wiseco 1340cc Evolution Big Twin Piston Kit 1984-1999 K0216P3
WISECO
$269.95If you're running a 1340cc Evolution Big Twin and demanding maximum reliability under high RPM or boost conditions, stock pistons won't cut it. Wiseco's forged design handles aggressive valve timing,...09031583- SKU:
- 09031583
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- BORE OVERSIZE - IMPERIAL:
- +0.030'
- BORE SIZE IMPERIAL:
- 3.528'
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- SKIRT COATING:
- ARMORGLIDE®
- DISPLACEMENT:
- 1340 CC
- PISTON HEAD SHAPE:
- DOMED
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH IMPERIAL:
- 4-1/4'
- UNITS:
- KIT
- BORE - OVERSIZE:
- +0,030'
- STYLE:
- TRACKER™ SERIES
$269.95Qty in Cart: 0Quantity:Price:$269.95Subtotal: -
Wiseco Tracker Series Piston Kit 1340cc 10:1 CR 3.518" Bore 1984-1999 Harley-Davidson K0216P2
WISECO
$295.95If you're building or rebuilding a 1984-1999 Harley-Davidson Big Twin, piston quality directly impacts reliability, longevity, and how much power your engine can safely produce. The Wiseco Tracker...09031582- SKU:
- 09031582
- Availability:
- Ships Same Business Day
- Weight:
- 2.70 LBS
- BORE SIZE IMPERIAL:
- 3.518'
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- STREET
- SKIRT COATING:
- ARMORGLIDE®
- BORE - OVERSIZE:
- +0,020'
- BORE OVERSIZE - IMPERIAL:
- +0.020'
- STYLE:
- TRACKER™ SERIES
- PISTON HEAD SHAPE:
- DOMED
- UNITS:
- KIT
- DISPLACEMENT:
- 1340 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON KIT
- STROKE LENGTH IMPERIAL:
- 4-1/4'
$295.95 -
Wiseco Piston Kit for Harley-Davidson Evolution 1340cc 1984-1999 K0215P3
WISECO
$295.95If you're running an Evolution 1340cc and serious about sustained power delivery, your pistons need to handle the thermal and mechanical stress of high-RPM operation. Wiseco's K0215P3 kit delivers...09031579- SKU:
- 09031579
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- BORE - OVERSIZE:
- +0,030'
- PRODUCT NAME:
- PISTON KIT
- STYLE:
- TRACKER™ SERIES
- BORE OVERSIZE - IMPERIAL:
- +0.030'
- COMPRESSION RATIO IMPERIAL:
- 8.5:1
- PISTON HEAD SHAPE:
- FLAT TOP
- RIDING STYLE:
- STREET
- DISPLACEMENT:
- 1340 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH IMPERIAL:
- 4-1/4'
- BORE SIZE IMPERIAL:
- 3.528'
- PISTON MATERIAL:
- FORGED
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
$295.95 -
Wiseco Piston Kit 1340cc 8.5:1 Compression 1984-1998 Harley-Davidson FLHR Road King K0215P2
WISECO
$295.95If you're running a 1340cc Evolution engine and want reliable power without compromise, a quality piston kit is non-negotiable. The Wiseco K0215P2 delivers the precision engineering and durability...09031578- SKU:
- 09031578
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- BORE - OVERSIZE:
- +0,020'
- PISTON HEAD SHAPE:
- FLAT TOP
- STYLE:
- TRACKER™ SERIES
- BORE OVERSIZE - IMPERIAL:
- +0.020'
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- BORE SIZE IMPERIAL:
- 3.518'
- DISPLACEMENT:
- 1340 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- COMPRESSION RATIO IMPERIAL:
- 8.5:1
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4-1/4'
$295.95 -
Wiseco Piston Kit 1340cc 8.5:1 Compression 1994-1998 Harley-Davidson FLHR K0215P1
WISECO
$295.95If you're rebuilding a 1994-1998 Evolution Big Twin or pushing for higher output, piston quality directly impacts reliability and power delivery. The Wiseco K0215P1 is engineered specifically for...09031577- SKU:
- 09031577
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- COMPRESSION RATIO IMPERIAL:
- 8.5:1
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- STREET
- SKIRT COATING:
- ARMORGLIDE®
- BORE - OVERSIZE:
- +0,010'
- STYLE:
- TRACKER™ SERIES
- PISTON HEAD SHAPE:
- FLAT TOP
- UNITS:
- KIT
- BORE OVERSIZE - IMPERIAL:
- +0.010'
- BORE SIZE IMPERIAL:
- 3.508'
- DISPLACEMENT:
- 1340 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON KIT
- STROKE LENGTH IMPERIAL:
- 4-1/4'
$295.95 -
Wiseco Piston Kit for 1984-1999 Harley-Davidson Evolution 1340cc FLHR Road King K0215PS
WISECO
$295.95If you're running high-compression builds or aggressive cam profiles on your Evolution 1340, stock pistons simply won't cut it. The Wiseco K0215PS delivers the durability and thermal stability...09031576- SKU:
- 09031576
- Availability:
- Ships Same Business Day
- Weight:
- 2.35 LBS
- COMPRESSION RATIO IMPERIAL:
- 8.5:1
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- SKIRT COATING:
- ARMORGLIDE®
- BORE - OVERSIZE:
- STANDARD
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- DISPLACEMENT:
- 1340 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- BORE SIZE IMPERIAL:
- 3.498'
- STROKE LENGTH IMPERIAL:
- 4-1/4'
- UNITS:
- KIT
- PISTON HEAD SHAPE:
- FLAT TOP
- STYLE:
- TRACKER™ SERIES
$295.95 -
Wiseco 2004-2006 Harley-Davidson Sportster 883 Custom 10:1 Compression Piston Kit K0213P3
WISECO
$244.95If you're pushing your 2004-2006 Harley-Davidson Sportster 883 toward higher output, stock pistons won't survive the abuse. The Wiseco K0213P3 is purpose-built to handle aggressive cam profiles and...09031575- SKU:
- 09031575
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- BORE OVERSIZE - IMPERIAL:
- +0.030'
- BORE SIZE IMPERIAL:
- 3.528'
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- SKIRT COATING:
- ARMORGLIDE®
- STROKE LENGTH IMPERIAL:
- 3-13/16'
- STYLE:
- TRACKER™ SERIES
- BORE - OVERSIZE:
- +0,030'
- PISTON HEAD SHAPE:
- REVERSE
- DISPLACEMENT:
- 1222 CC
- UNITS:
- KIT
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
$244.95Qty in Cart: 0Quantity:Price:$244.95Subtotal:
Buying Guide and FAQs
Buying Guide: Factors to Consider When Choosing Harley Bike Piston and Ring Kits
- Compatibility: Match kits to your Harley's engine type (e.g., Big Twin, Twin Cam, Sportster, M8) and model (e.g., FLHR Road King 1984-1998, XLH1200 Sportster 1988-2003, FLST Heritage Softail 2006). Use the vehicle selector for year-specific fits, including bore oversizes (+0.005" to +0.188") and displacements (1200cc-1353cc) to ensure precise rebuilds without modifications.
- Type of Use: For high-performance or street builds, select forged kits with high compression (10.0:1-11.1:1) for power gains; standard rebuilds benefit from super-duty options with skirt coatings for quiet operation and durability in touring or daily riding.
- Components and Upgrades: Choose kits including pistons, rings, pins, clips, and sometimes gaskets; upgrade to ArmorGlide/ArmorFit coatings for reduced friction and zero clearance install. Focus on high-silicon aluminum alloys for strength and reliability.
- Brand and Quality: Opt for Wiseco for forged aluminum kits with advanced coatings and high compression, or KB Performance for super-duty pistons with skirt technology. Prioritize OEM-matching quality for long-lasting performance and precise fits.
- Installation and Cost: Kits are designed for DIY or professional top-end rebuilds with basic tools; prices range from $307 for standard kits to $659 for premium options with gaskets—factor in expert support and free shipping over $99 for value.
Frequently Asked Questions (FAQs)
- What Harley models and engines do these piston and ring kits support? Kits are compatible with Big Twin (e.g., Road King 1984-1998), Sportster (e.g., XLH1200 1988-2003), Twin Cam (e.g., Heritage Softail 2006), and M8 (e.g., Street Glide ST 2022-2023)—use the year/make/model filter for exact matches.
- How do forged pistons improve engine performance? Forged aluminum pistons (e.g., Wiseco) with high-silicon alloys and coatings reduce friction, enhance strength, and support higher compression for better power and efficiency in rebuilds.
- What is typically included in a kit? Most kits include pistons, rings, pins, spiral-lock clips, and sometimes gaskets (e.g., Wiseco VT2719); check details for oversize options and top-end components.
- Are these kits suitable for oversize bores? Yes, available in standard to +0.188" oversizes for bored engines, with compression ratios from 9.0:1 to 11.1:1 for custom builds.
- What if a kit doesn't fit my Harley? Verify bore size, displacement, and model before buying. Our returns policy allows exchanges or refunds if it doesn't match.
- Can I find related engine parts? Yes—explore gaskets, cylinders/heads, bearings/seals, or full rebuild kits in the Harley engine category to complete your top-end refresh.
