Harley-Davidson Engine Parts – OEM & Performance Upgrades for Big Twin, Evo & Twin Cam

  • Last stock! 6202659

    Harley-Davidson Harley-Davidson OEM 60685-04 Primary Clutch Cover – Fits 1999–2006 Touring Models Road King, Electra Glide, Road Glide

    1 in stock

    🛠️ Description This genuine Harley-Davidson Primary Clutch Cover (part #60685-04) is a direct OEM replacement for select 1999–2006 Touring models, including the Road King, Electra Glide, and Road Glide. Built from durable aluminum with a polished or chrome finish (depending on original spec), this cover houses your clutch components and keeps the drivetrain protected while delivering that classic Harley style. Perfect for replacing a damaged, leaking, or weathered primary cover, this part offers an exact factory fit with factory threading, mounting points, and gasket alignment. Key Features: OEM Harley-Davidson primary clutch cover – part number 60685-04 Compatible with Twin Cam 88 engines (5-speed) Factory fitment and finish – not aftermarket Compatible with stock clutch assemblies Great for restorations, rebuilds, or maintenance work Clean used condition (if pre-owned), no cracks or major flaws Fitment: Harley-Davidson Touring Models (Twin Cam 88) • Road King – 1999–2006 • Electra Glide – 1999–2006 • Road Glide – 1999–2006 • (Fits other FLH/FLT models with 5-speed transmission – confirm part number compatibility)

    1 in stock

    $50.00

  • Last stock! 6202671

    Harley-Davidson Harley-Davidson Ironhead Rocker Boxes – OEM Casting #251 | Fits 1971–1985 Sportster XL1000 Models

    1 in stock

    Enhance your vintage Harley-Davidson Sportster with these OEM Rocker Boxes, featuring casting number 251. Designed specifically for 1971–1985 XL1000 Ironhead models, these rocker boxes are essential for maintaining the authenticity and performance of your motorcycle. Key Features: Genuine Harley-Davidson parts with casting number 251 Compatible with 1971–1985 Sportster XL1000 Ironhead models Constructed from durable cast aluminumLifestyle Powersports Designed to house rocker arms and maintain proper valve train functionLifestyle Powersports+1Lifestyle Powersports+1 Ideal for restorations or engine rebuildsLifestyle Powersports ✅ Fitment: These rocker boxes are compatible with the following Harley-Davidson Sportster models: XLH 1000: 1971–1985 XLCH 1000: 1971–1979 XLS Roadster 1000: 1978–1985 XLX 1000: 1983–1985    

    1 in stock

    $100.00

  • Last stock! 6202681

    Harley-Davidson Harley-Davidson Evolution Clutch Drum with Starter Ring Gear – OEM 37707-84A | Fits 1985–1989 Big Twin 5-Speed Models

    1 in stock

    Restore your Harley-Davidson's primary drive with this OEM-style clutch drum assembly, featuring an integrated starter ring gear. Designed for 1985–1989 Evolution Big Twin 5-speed models, this component ensures reliable performance and durability. Key Features: OEM Part Number: 37707-84A Integrated starter ring gear for electric start systems Compatible with 5-speed Evolution Big Twin models Direct replacement for original clutch drum assemblies Essential for smooth clutch operation and starting reliability ✅ Fitment: This clutch drum assembly fits the following Harley-Davidson models: FLH / FLT / FXR / FXST / FLST: 1985–1989 Note: Always verify part compatibility with your specific motorcycle model and year before installation.  

    1 in stock

    $150.00

  • Last stock! 6213697

    Harley-Davidson Harley-Davidson Camshaft Support Plate with Tensioner for 2007 Electra Glide FLHTCU Twin Cam

    1 in stock

    🛒 Product Description Enhance your 2007 Harley-Davidson Electra Glide FLHTCU's performance with this genuine Camshaft Support Plate featuring an integrated hydraulic cam chain tensioner. Designed specifically for Twin Cam 96 engines, this component ensures optimal camshaft alignment and efficient oil flow, contributing to smoother engine operation and longevity. Key Features: OEM Compatibility: Designed for 2007 Electra Glide FLHTCU models with Twin Cam 96 engines. Hydraulic Cam Chain Tensioner: Provides consistent chain tension, reducing wear and extending component life. Durable Construction: Manufactured from high-quality materials to withstand the demands of touring motorcycles. Improved Oil Flow: Ensures efficient lubrication of camshaft components, enhancing engine performance. Easy Installation: Direct replacement part for seamless integration into your motorcycle's engine system. Compatibility: Harley-Davidson Electra Glide Ultra Classic (FLHTCU) – 2007 Harley-Davidson Electra Glide Classic (FLHTC) – 2007 Harley-Davidson Electra Glide Standard (FLHT) – 2007 Note: Ensure compatibility with your specific model and year before purchase.  

    1 in stock

    $100.00

  • Last stock! 6213701

    Harley-Davidson Harley-Davidson Camshaft Support Plate 25245-00 – OEM Fit for Twin Cam 88 (1999–2006)

    1 in stock

    Enhance your Harley-Davidson’s engine performance with this OEM Camshaft Support Plate (Part #25245-00). Designed for Twin Cam 88 motors, this support plate provides precise alignment and secure mounting for the camshafts, contributing to smoother engine operation and increased longevity. Key Features: OEM-grade construction for factory-level reliability Precision-fitment for Twin Cam 88 engines Supports correct oil routing and cam alignment Ideal for performance builds or replacement needs Trusted part number: 25245-00 Compatibility: Harley-Davidson Dyna (1999–2005) Harley-Davidson Softail (2000–2006) Harley-Davidson Touring (1999–2006) Always confirm part number and engine type before installatio  

    1 in stock

    $60.00

  • Last stock! 6213703

    Harley-Davidson Harley-Davidson 25245-00 Camshaft Plate – Twin Cam 88 Touring & Dyna (1999–2006)

    1 in stock

    Restore factory performance in your Harley Twin Cam motor with this OEM Camshaft Support Plate (Part #25245-00). Built for reliability, this plate ensures correct alignment of camshafts and supports critical oil flow to maintain smooth, long-lasting engine operation. Key Features: Factory-grade OEM quality Precision-machined fitment for Twin Cam 88 engines Reliable oil routing and camshaft alignment Ideal for replacements, rebuilds, or upgrades Matches Harley part #25245-00 Compatible Models: Dyna: 1999–2005 Touring: 1999–2006 Softail: 2000–2006 Note: Always verify compatibility with your specific engine setup.  

    1 in stock

    $60.00

  • Last stock! 6202660

    Harley-Davidson Harley-Davidson 16584-83 Cylinder Jug – Silver OEM Barrel for 1984–1999 Sportster XL 883

    1 in stock

    This OEM Harley-Davidson Cylinder Jug (part #16584-83) is a factory replacement barrel for 1984–1999 XL 883 Sportster models. Finished in silver, this cylinder offers stock bore and cooling fin design, ideal for rebuilds, top-end repairs, or restoring your vintage EVO Sportster engine back to spec. Built from cast aluminum with an iron liner, this jug is ready for machining or direct use if within spec. Whether you’re doing a performance upgrade or a stock restoration, OEM parts like this ensure a reliable fit and long-term durability. Key Features: Genuine Harley-Davidson OEM cylinder barrel – part number 16584-83 Fits front or rear cylinder position on XL 883 engines Factory cast aluminum with silver finish Compatible with 1984–1999 EVO Sportster XL 883 models Ideal for engine rebuilds, restorations, or replacement May require honing or machining based on condition Fitment: Harley-Davidson Sportster XL 883 • 1984 • 1985 • 1986 • 1987 • 1988 • 1989 • 1990 • 1991 • 1992 • 1993 • 1994 • 1995 • 1996 • 1997 • 1998 • 1999  

    1 in stock

    $60.00

  • Last stock! 6202665

    Harley-Davidson Harley-Davidson 1450cc Cylinder Jug & Piston – OEM 88ci Twin Cam Barrel Assembly 1659-99

    1 in stock

    🛠️ Description This is a genuine Harley-Davidson 1450cc (88 cubic inch) cylinder jug with piston, part number 1659-99, made for Twin Cam 88 engines. It features the stock bore and cooling fin design found on 1999–2006 Touring, Softail, and Dyna models equipped with the 88ci motor. This OEM assembly is ideal for rebuilds, big twin restorations, or top-end refreshes. The included piston may be standard or require inspection, making this a great core or ready-to-use option depending on condition. Key Features: OEM Harley-Davidson part #1659-99 Includes cylinder jug and matching piston (88ci / 1450cc) Cast aluminum construction with iron liner Compatible with Twin Cam 88 engines Proper cooling fin design for stock engine appearance Use for top-end rebuilds or factory-spec replacements Fitment: Harley-Davidson Twin Cam 88 Engines • Touring Models – 1999–2006 • Softail Models – 2000–2006 • Dyna Models – 1999–2005(Confirm piston specs before install; may require honing or re-ring)  

    1 in stock

    $60.00

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    Harley-Davidson Genuine Harley-Davidson Chrome Outer Primary Cover (60543-99B) for Softail Models (1999–2006)

    1 in stock

    Enhance your Harley-Davidson Softail's appearance and performance with the Genuine Harley-Davidson Chrome Outer Primary Cover (Part #60543-99B). Crafted to Original Equipment Manufacturer (OEM) specifications, this chrome-plated cover ensures a precise fit and exceptional durability. It comes complete with a starter bushing and drain plug, providing a comprehensive solution for your motorcycle's primary drive system. Key Features: Genuine Harley-Davidson OEM part (Part #60543-99B) High-quality chrome-plated finish for a sleek look Includes starter bushing and drain plug for complete installation Manufactured to exact OEM specifications for a perfect fit Designed to protect and enhance the primary drive system Compatibility: Fits the following Harley-Davidson models: Softail Models (1999–2006), including Fat Boy Dyna Models (1999–2005)  

    1 in stock

    $80.00

  • Last stock! 6228400

    Premium Quality Chrome Starter Motor for Harley-Davidson V-Rod VRSCA VRSCB Night Rod 2002–2006

    1 in stock

    Enhance your Harley-Davidson V-Rod's performance and aesthetics with this Chrome Starter Motor, compatible with 2002–2006 VRSCA, VRSCB, and Night Rod models. Featuring a sleek chrome finish, this starter not only adds a custom look but also delivers reliable starting power. Engineered to meet or exceed OEM specifications, it serves as a direct replacement for OEM part numbers 31718-01K and 31718-07K. 🔑 Key Features: Direct OEM Replacement: Matches OEM part numbers 31718-01K and 31718-07K. Amazon Chrome Finish: Adds a custom, polished look to your motorcycle. Reliable Performance: Designed to meet or exceed original equipment specifications. Easy Installation: Engineered for a straightforward, hassle-free setup. 🛠️ Compatible Models: Harley-Davidson VRSCA V-Rod (2002–2006) Harley-Davidson VRSCB V-Rod (2004–2005) Harley-Davidson VRSCD Night Rod (2006–2007) Note: Please verify compatibility with your specific model and year before purchasing.

    1 in stock

    $250.00

  • Last stock! 6202661

    Harley-Davidson Chrome Rocker Box Housing & Cover for 1999–2017 Harley Touring, Softail & Dyna – Twin Cam Engine

    1 in stock

    🛠️ Description Upgrade the look of your Harley-Davidson Twin Cam engine with this Chrome Rocker Box Housing and Cover Set, designed to fit a wide range of 1999–2017 Touring, Softail, and Dyna models. Whether you're replacing a worn stock unit or customizing your bike's appearance, this rocker box set adds a show-quality chrome finish while preserving proper engine function. Constructed to match OEM specs, this housing and cover provide reliable sealing and compatibility with stock head and gasket designs. Key Features: Fits Harley-Davidson Twin Cam engines (1999–2017) Complete chrome rocker box housing and top cover Show-quality chrome finish for custom appearance Designed for OEM fitment and sealing Compatible with factory head bolts and hardware Works with stock or performance camshafts Great for restorations, upgrades, or engine detailing Fitment: Harley-Davidson Touring Models – 1999–2017 Harley-Davidson Softail Models – 2000–2017 Harley-Davidson Dyna Models – 1999–2017(For Twin Cam 88, 96, 103, and 110 engines – not compatible with Milwaukee-Eight)  

    1 in stock

    $60.00

  • Last stock! 6228408

    Harley-Davidson Chrome Crankcase Breather Vent Canister for Harley-Davidson Motorcycles

    2 in stock

    Enhance your Harley-Davidson's engine efficiency with this Chrome Crankcase Breather Vent Canister, engineered to manage excess crankcase pressure and minimize oil mist. Featuring a sleek chrome finish, this canister not only improves functionality but also adds a custom look to your motorcycle. It accepts 1/8" National Pipe Thread (NPT) fittings, with a 3/8" hose fitting included for versatile installation options. Amazon+1K and G Cycles+1 🔑 Key Features: Efficient Pressure Management: Effectively reduces excess crankcase pressure and oil mist.vtwin.parts+5K and G Cycles+5dkcustomproducts.com+5 Chrome Finish: Provides a polished, custom appearance. Standard Fittings: Accepts 1/8" NPT fittings; includes 3/8" hose fitting. Amazon Replaceable Umbrella Valve: Features a replaceable umbrella valve for sustained performance. vtwin.parts+1K and G Cycles+1 Universal Fit: Suitable for various Harley-Davidson models; verify compatibility before purchase. 🛠️ Compatible Models: This breather canister is designed for universal applications and can be installed on various Harley-Davidson models. Please verify compatibility with your specific motorcycle before purchasing.  

    2 in stock

    $40.00

  • Last stock! 6202673

    Unbranded 2003 Harley Sportster 883 Front & Rear Cylinder Jugs – NEW OEM-Style Top End Barrels for XL883

    1 in stock

    Upgrade or rebuild your top end with this pair of brand new front and rear cylinder jugs for the 2003 Harley-Davidson Sportster XL883. These cylinders are built to OEM specifications, offering a direct fit and stock 883 bore size. Ideal for performance upgrades, engine refreshes, or full restorations, these barrels are clean, unused, and ready for installation. Compatible with all Evolution 883 models from the early 2000s, these jugs are a reliable solution whether you're replacing damaged stock parts or assembling a fresh motor. Key Features: Set includes front and rear cylinder jugs for XL 883 Fits 2003 Harley-Davidson Sportster 883 and similar Evo models OEM-style casting and finish – brand new condition Stock bore for direct piston and ring compatibility (verify size before install) Cast aluminum with iron liner for durability and proper heat dissipation Great for top-end rebuilds or big bore conversions (with machining) ✅ Fitment: Harley-Davidson Sportster XL883 – 2003 May fit other 883 Evolution models with same bore and stud spacing (verify before purchase)  

    1 in stock

    $200.00

  • Last stock! 6202657

    Harley-Davidson 2000 Harley-Davidson FLHRCI OEM Cam Plate – Twin Cam 88 Engine Cam Support Plate (Used, Great Condition)

    1 in stock

    🛠️ Description This OEM Harley-Davidson cam plate was removed from a 2000 FLHRCI Road King Classic equipped with the Twin Cam 88 engine. It’s in great used condition, showing no cracks, warping, or major damage. This cam support plate is ideal for anyone doing an engine rebuild, cam swap, or restoring a factory-correct Twin Cam motor. Genuine Harley parts ensure long-lasting durability and proper oil flow to the camshafts and lifters — making this a trusted option over aftermarket alternatives. Key Features: OEM cam support plate for Harley-Davidson Twin Cam 88 Removed from a 2000 FLHRCI Road King Classic Compatible with stock cams and oil pump systems Great used condition – clean threads and machined surfaces Ideal for rebuilds, restorations, or camshaft upgrades Genuine factory part – not aftermarket Fitment: Harley-Davidson FLHRCI Road King Classic – 2000 May fit other 1999–2001 Twin Cam 88 models with stock configuration(Confirm part number and oil pump setup before installing)  

    1 in stock

    $100.00

  • Last stock! 6202691

    Harley-Davidson 1994–2000 Harley Touring Inner Primary Housing Clutch Cover – Black Finish | OEM Fitment for FLH Models

    1 in stock

      Restore your Harley-Davidson Touring model's drivetrain with this Inner Primary Housing Clutch Cover, featuring a sleek black finish. Designed to fit 1994–2000 FLH Touring models, this component ensures proper alignment and protection of your motorcycle's primary drive system. Key Features: Black-finished inner primary housing clutch cover Compatible with 1994–2000 Harley-Davidson FLH Touring models Constructed for durability and longevity Direct OEM replacement for seamless installation ✅ Fitment This inner primary housing clutch cover is compatible with the following Harley-Davidson models: FLH Touring Models: 1994–2000 Note: Always verify part compatibility with your specific motorcycle model and year before installation.

    1 in stock

    $200.00

  • Last stock! 6202689

    Harley-Davidson 1992 Harley FLSTC Softail Heritage Inner Primary & Clutch Cover Set – OEM 60630-90 / 60620-89A

    1 in stock

      Restore your 1992 Harley-Davidson FLSTC Softail Heritage to its original glory with this OEM Inner Primary and Clutch Cover set. The inner primary cover (part #60630-90) serves as a direct replacement, ensuring a perfect fit and finish. The clutch cover (part #60620-89A) complements the assembly, maintaining the classic aesthetic and functionality of your motorcycle. Key Features: OEM Part Numbers: 60630-90 (Inner Primary Cover), 60620-89A (Clutch Cover) Designed specifically for the 1992 Harley-Davidson FLSTC Softail Heritage Ensures proper alignment and sealing of the primary drive components Manufactured to original equipment specifications for quality and durability ✅ Fitment This cover set is compatible with: 1992 Harley-Davidson FLSTC Softail Heritage Note: Always verify part compatibility with your specific motorcycle model and year before installation.

    1 in stock

    $150.00

  • Last stock! 6228404

    Thunder fire 1.4kW High-Torque Starter Motor for 2006+ Dyna & 2007+ Harley-Davidson Models

    1 in stock

    Enhance your Harley-Davidson's starting system with this 1.4kW High-Torque Starter Motor, designed to provide superior cranking power for 2006 and later Dyna models and 2007 and later Harley-Davidson motorcycles. This starter offers up to 15% more torque than standard starters, ensuring dependable starts, especially for engines with higher compression ratios. Its compact design allows for easy installation without the need for additional modifications. 🔑 Key Features: Increased Cranking Power: Delivers up to 15% more torque compared to standard starters. Compact Design: Fits without requiring additional modifications. Durable Construction: Built to withstand rigorous use and provide long-lasting performance. Easy Installation: Designed for straightforward replacement of existing starters. 🛠️ Compatible Models: 2006–2017 Dyna® Models 2007–2017 Softail® Models 2007–2016 Touring and Trike Models Note: Please verify compatibility with your specific model and year before purchasing.

    1 in stock

    $300.00

  • Last stock! 6228402

    Mid USA 1.4 kW High-Torque Starter Motor for 2006+ Harley-Davidson Dyna | V-Factor 17088

    1 in stock

    Upgrade your Harley-Davidson Dyna's starting system with the V-Factor High Torque Starter Motor (Part #17088). Designed for 2006 and later Dyna models, this 1.4 kW starter provides enhanced cranking power, making it ideal for engines with higher compression ratios. The compact design allows for straightforward installation without the need for additional modifications. 🔑 Key Features: High-Torque Output: 1.4 kW motor delivers increased cranking power for reliable starts. Durable Construction: Built to withstand rigorous use and provide long-lasting performance. Easy Installation: Compact design facilitates straightforward replacement without modifications. Gold-Plated Terminal: The battery terminal cable stud is coated with a 10k industrial gold plating, ensuring optimal power transfer. Dennis Kirk 🛠️ Compatible Models: 2006–2017 Harley-Davidson Dyna® Models Note: Please verify compatibility with your specific model and year before purchasing.

    1 in stock

    $200.00

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Harley-Davidson Engine Parts – OEM & Performance Upgrades for Big Twin, Evo & Twin Cam

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