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

  • Harley Evo Big Twin Clutch Basket w/ Bearing Fits 1990–1998 FL FX FXR FXST

    Biker's Choice Harley Evo Big Twin Clutch Basket w/ Bearing Fits 1990–1998 FL FX FXR FXST

    Out of stock

    For sale is a Harley-Davidson Evolution Big Twin clutch basket with bearing, designed to replace the OEM unit on 1990–1998 Harley Big Twin models. This clutch basket ensures smooth engagement and dependable performance for your Evo-powered Softail, Dyna, or Touring motorcycle. 📌 Fitment:   Fits Harley-Davidson Big Twin Evolution models (1990–1998), including:   FXR — Super Glide, Low Rider, Convertible FXD — Dyna Super Glide, Wide Glide, Convertible FXST — Softail Standard, Custom, Springer FLST — Heritage Softail, Fat Boy, Nostalgia FLHT / FLHR / FLHS — Electra Glide, Road King, and other Touring models     📌 Features & Details:   Direct replacement for OEM clutch basket assembly Includes bearing pre-installed Fits Evo Big Twin engines from 1990 through 1998 Ready to install — no modifications required   📌 Condition Notes:   New replacement part (OEM fitment) Compatible with all 1990–1998 Big Twin Evo Harley-Davidsons  

    Out of stock

    $175.00

  • New Mid-USA Harley Brake Caliper Alignment Shim Spacers Set 6 Pack 58792

    Mid USA New Mid-USA Harley Brake Caliper Alignment Shim Spacers Set 6 Pack 58792

    Out of stock

    This is a brand new, factory-sealed Mid-USA Motorcycle Parts disc brake caliper alignment shim assortment kit (Part No. 58792). Designed specifically for custom bike builders and mechanics working on Harley-Davidson platforms, this 6-piece precision kit provides a simple solution for fine-tuning the spacing between your brake caliper body and its mounting bracket. [1, 2, 3, 4] The pack contains three distinct pairs of varying micro-thickness shims (two each of .013", .019", and .039") to help you establish a perfectly centered relationship over the brake rotor disc. Using these shims eliminates brake drag, stops irregular pad wear patterns, and prevents dangerous caliper flex. It is an essential component when installing custom wheels, aftermarket front sliders, or rigid frame rear brakes. [1, 2, 3, 5] Condition: Brand New in Original Factory Packaging Inclusions: 6 precision alignment shims (2x .013", 2x .019", 2x .039"). Fitment Universal custom fitment engineered for Harley-Davidson Big Twin and Sportster Models featuring standard aftermarket custom brake brackets: [1] Custom Applications: Direct replacement component for Mid-USA Hardbody Dual-Piston and 4-Piston billet aluminum caliper kits (matching brackets like P/N 58771, 58772, or 58780).

    Out of stock

    $20.00

  • Last stock! Harley Sportster 1200 Complete Top End Kit Cylinders Polished Valve Covers

    Harley-Davidson Harley Sportster 1200 Complete Top End Kit Cylinders Polished Valve Covers

    1 in stock

    Harley-Davidson Sportster 1200cc Complete Top End Kit was carefully removed from a running engine showing a very low 13,000 original title miles and kept in well-maintained condition. Harley-Davidson (Rubber-Mount EFI 1200cc Evolution Sportster Series) 2007–2022 Harley-Davidson Sportster 1200 Custom (XL1200C) 2007–2012 Harley-Davidson Sportster 1200 Nightster (XL1200N) 2010–2022 Harley-Davidson Forty-Eight (XL1200X) 2012–2016 Harley-Davidson Seventy-Two (XL1200V) 2018–2021 Harley-Davidson Iron 1200 (XL1200NS) 2007–2011 Harley-Davidson Sportster 1200 Low (XL1200L) / Roadster (XL1200R) 2014–2017 Harley-Davidson SuperLow 1200T (XL1200T) Sportster 883 to 1200 Conversion Fits 2007–2022 Sportster 883 models converting to a factory 1200cc configuration (Note: Fuel injection remapping is required for 883 conversions).

    1 in stock

    $625.00

  • James Gasket Clutch Hub Nut Oil Seal JGI-12014 Harley Shovelhead FLH FX 65-84 NOS

    James Gaskets James Gasket Clutch Hub Nut Oil Seal JGI-12014 Harley Shovelhead FLH FX 65-84 NOS

    Out of stock

    Brand New Vintage Replacement Stock — Lifestyle Powersports Inventory Clearance Up for sale is a brand new, old-stock James Gaskets Clutch Hub Nut Outer Oil Seal (Part Number: JGI-12014 / Replaces H-D OEM: 12014). Proudly manufactured in the USA, this premium replacement double-lip seal is built to exact historical dimensions to guarantee a leak-free interface on vintage 4-speed primary transmission assemblies. Product Specifications & Engineering Parameters: Brand: James Gaskets, Inc. (Distributed via Biker's Choice line) Part Number: JGI-12014 Application Component: Transmission Mainshaft Clutch Hub Nut Oil Seal Construction: Metal framework with a premium molded rubber sealing lip pattern Fitment Range: Fits 1965 to early 1984 Harley-Davidson Big Twin 4-Speed models (Shovelhead and late Panhead configurations). Common applications include Electra Glide (FLH), Super Glide (FX), Low Rider (FXS), and early FXR platforms running a traditional 4-speed transmission case. Condition Details: Pristine New Old Stock (NOS) condition. The rubber sealing compound remains perfectly soft, pliable, and fully functional, without dry-rot or aging cracks. Inventory Note: The factory header package has been cleanly slit open at our shop facility to clear independent individual pieces. This listing is for one (1) individual oil seal exactly as pictured.

    Out of stock

    $16.89

  • Last stock! Mid-USA 17602 Ignition Points Set Fits Harley 1970-1978 Big Twin & Sportster

    Mid USA Mid-USA 17602 Ignition Points Set Fits Harley 1970-1978 Big Twin & Sportster

    3 in stock

    Up for sale is a brand-new, premium aftermarket Mid-USA Ignition Points Set (Part #17602). If your classic Harley is idling rough, misfiring, or losing spark, replacing your worn-out contact points with this high-quality set is one of the easiest ways to restore smooth engine performance and crisp throttle response! This set is manufactured to meet or exceed original equipment standards and serves as a direct replacement for Harley OEM part number 32661-70. 🏍️ Exact Vehicle Fitment & Years: Harley-Davidson Big Twin (Shovelhead / FL / FX Models): Fits 1970 to Early 1978 Harley-Davidson Sportster (Ironhead / XL Models): Fits 1971 to Early 1978 ⚙️ Product Specifications: Brand: Mid-USA Motorcycle Parts Part Number (MPN): 17602 Cross Reference: Replaces Harley OEM 32661-70 / 32661-70T Condition: Brand New in original package Country of Manufacture: Taiwan Please note: Mechanical point ignitions require precise gapping during installation. Check your workshop service manual for the exact gap specification for your specific year and model.

    3 in stock

    $10.00

  • Last stock! Mid USA 78502 Primary Bearing Bushing Seal Kit Harley Big Twin 94-06

    Mid USA Mid USA 78502 Primary Bearing Bushing Seal Kit Harley Big Twin 94-06

    1 in stock

    Mid-USA Primary Bearing, Bushing & Seal Kit (Part #7-85-02) for Harley-Davidson Big Twin 5-Speed models (1994–2006). This kit includes everything needed to refresh the inner primary — bearings, bushings, seals, clips, and hardware — ensuring smooth operation and long-lasting durability. 📌 Condition Note:   Brand: Mid-USA New aftermarket replacement kit Includes sealed mainshaft bearing, bushing, seals, and clips Built to OEM-style specifications   Perfect for Harley owners servicing their primary drive and looking for a complete, cost-effective kit with reliable components. Product Features:   Brand: Mid-USA Part Number: 7-85-02 Primary bearing, bushing & seal kit Includes sealed mainshaft bearing, seals, bushing, and clips Condition: new aftermarket replacement   Compatibility (verify with Harley manual before purchase):   Harley-Davidson Big Twin models (1994–2006) with 5-speed transmissions Touring, Softail, and Dyna models in those years (check fitment per service manual)  

    1 in stock

    $35.00

  • Harley-Davidson Primary Chain 19” OEM Duckworth USA 0515

    Harley-Davidson Harley-Davidson Primary Chain 19” OEM Duckworth USA 0515

    Out of stock

    Genuine Harley-Davidson Primary Chain manufactured by Duckworth USA (0515). This OEM 19-inch chain is designed for Harley-Davidson primary drive systems, offering durability and reliable performance. 📌 Condition Note:   Used OEM part in good condition No rust, cracks, dents, scuffs, or major defects Structurally solid and ready for installation See photos for exact condition   Perfect OEM replacement if your Harley’s primary chain is stretched, worn, or damaged. Product Features:   Genuine Harley-Davidson OEM part Manufacturer: Duckworth USA (0515) Primary drive chain, 19 inches long Condition: used — excellent, no major flaws   Compatibility (verify with Harley service manual before purchase):   Fits select Harley-Davidson models requiring a 19” primary chain Confirm with your Harley parts manual for exact fitment  

    Out of stock

    $30.00

  • Harley FLHT Electra Glide Road King FLST Air Cleaner Backing Plate OEM

    Harley-Davidson Harley FLHT Electra Glide Road King FLST Air Cleaner Backing Plate OEM

    Out of stock

    Genuine Harley-Davidson Air Cleaner Backing Plate for Touring and Softail models, including FLHT Electra Glide, Road King, and FLST Softail. This OEM backing plate is the factory base for Harley air cleaner assemblies. 📌 Condition Note:   Used OEM part Structurally solid with normal wear (see photos) May show light scratches or marks from use Ready for installation   Perfect OEM replacement if your original backing plate is damaged, bent, or missing. Product Features:   Genuine Harley-Davidson OEM part Air cleaner backing plate Fits Harley Touring (FLHT, Road King) and FLST Softail models Condition: used, see photos   Compatibility (verify with Harley manual before purchase):   Harley-Davidson FLHT Electra Glide Harley-Davidson Road King Harley-Davidson FLST Softail May fit additional Touring/Softail models depending on year and engine  

    Out of stock

    $32.00

  • RevTech 100 Evolution Cylinder Heads Rocker Boxes Valves Cylinders Top End Kit

    RevTech RevTech 100 Evolution Cylinder Heads Rocker Boxes Valves Cylinders Top End Kit

    Out of stock

    The valves, springs, and rocker arms are in fantastic mechanical shape with excellent structural integrity. This is an incredible foundation for a custom project builder or an expert machinist looking to overhaul or piece together a high-displacement custom chopper power plant. Please note that this sale is strictly for the cylinder heads, rocker boxes, and cylinder jugs as pictured. There are NO pistons or wrist pins included with this unit. This is a builder lot that requires specific machine work and hardware sourcing before final engine assembly. Specifically, the front cylinder is missing its internal rocker plate assembly component. Additionally, the top two (2) bolt holes on the cylinder head that fasten the rocker plate have stripped threads. These two holes will need to be professionally retapped and repaired with Helicoils to secure the assembly properly. The cylinders should also be professionally checked or re-honed prior to installing your choice of new 100" pistons. Section 3: COMPATIBILITY / FITMENT RevTech Custom Engines: Direct replacement hardware for RevTech 100-cubic-inch Evolution (Evo) style V-Twin power plants. Custom Applications: Fits custom rigid hardtail choppers, bobbers, or aftermarket custom projects designed to house 1984–1999 Harley-Davidson Evolution style large-displacement engine architectures Condition: Used Fitment: Verify fitment using the photos, part numbers, and item specifics before purchase. Brand: RevTech Country of Origin: United States Engine Type: 4-Stroke Type: Cylinder Head Machine Type: Street Motorcycle Source: Imported from active eBay listing 398314882580 for Shopify draft review. Condition: Used Fitment: Only use fitment explicitly shown in the copied eBay description/item specifics. Buyer should verify fitment using photos, part numbers, and listed details. eBay Item Specifics Brand: RevTech Country of Origin: United States Engine Type: 4-Stroke Type: Cylinder Head Machine Type: Street Motorcycle

    Out of stock

    $300.00

  • Harley Twin Cam 5-Speed Transmission Belt Drive Output Pulley Sprocket 32 Tooth

    Harley-Davidson Harley Twin Cam 5-Speed Transmission Belt Drive Output Pulley Sprocket 32 Tooth

    Out of stock

    Harley-Davidson (5-Speed Twin Cam 88ci Platforms) 1999–2006 Harley-Davidson Street Glide (FLHX / FLHXI) 1999–2006 Harley-Davidson Road Glide (FLTR / FLTRI) 1999–2006 Electra Glide Standard / Classic / Ultra Limited (FLHT / FLHTC / FLHTCU series) 1999–2006 Road King / Custom / Classic (FLHR / FLHRI / FLHRS series) 2000–2006 Softail Standard / Night Train / Fat Boy / Heritage (FXST / FLST series) 1999–2005 Dyna Super Glide / Low Rider / Wide Glide (FXD / FXDL / FXDWG series)

    Out of stock

    $59.95

  • Harley Shovelhead Early Evo Engine Oil Pump Base Housing & Cover Plate Used OEM

    Harley-Davidson Harley Shovelhead Early Evo Engine Oil Pump Base Housing & Cover Plate Used OEM

    Out of stock

    maintenance replacement or custom chopper engine timing chest safety overhaul core designed explicitly for standard external oil pump mounts on classic late 1968 to early 1991 carburetor-equipped Harley-Davidson Big Twin models: Harley Shovelhead Big Twin Series (1968–1984): Electra Glide (FLH / FL), Super Glide (FXE), Low Rider (FXS / FXSB), and Wide Glide (FXWG) 74ci & 80ci powertrain lines. Harley Early Evolution Big Twin Series (1984–1991): Softail (Standard FXST / Heritage FLST), FXR Super Glide (FXLR), and Touring models utilizing the vintage 68-style external oil pump routing blueprintbefore the 1992 case update.

    Out of stock

    $45.00

  • Harley Big Twin 4-Speed Mainshaft Starter Clutch Gear Mechanical Hardware Lot

    Harley-Davidson Harley Big Twin 4-Speed Mainshaft Starter Clutch Gear Mechanical Hardware Lot

    Out of stock

    Platform Fitment Bounds: Direct factory plug-and-play drop-in performance maintenance replacement or custom chopper restoration build package designed explicitly for standard 3-speed and 4-speed manual gearboxes on classic 1939 to 1984 carburetor-equipped Harley-Davidson Big Twin and flathead models: Harley Shovelhead Big Twin Series (1966–1984): Electra Glide (FLH / FL), Super Glide (FXE), Low Rider (FXS / FXSB), and Wide Glide (FXWG) manual 4-speed platforms running traditional kickstarter assemblies. Harley Panhead & Knucklehead Classics (1939–1965): EL, FL, FLH, and Hydra Glide 61ci and 74ci engines running early style hand-shift or foot-shift 4-speed gearboxes. Harley 45" Solo & Servi-Car Flatheads (Vintage Era): Cross-matches matching historical starter-drive spacing hardware on select 45-cubic-inch classic models.

    Out of stock

    $49.95

  • Harley Shovelhead Evolution S&S Cycle Billet Oil Pump Housing Body Used Takeoff

    S&S Harley Shovelhead Evolution S&S Cycle Billet Oil Pump Housing Body Used Takeoff

    Out of stock

    Platform Fitment Bounds: Direct factory performance aftermarket plug-and-play drop-in maintenance replacement or custom chopper engine timing chest safety overhaul core designed explicitly for standard external oil pump mounts on classic 1970 to early 1999 carburetor-equipped Harley-Davidson Big Twin models running an S&S lubrication setup: Harley Shovelhead Big Twin Series (1970–1984): Electra Glide (FLH), Super Glide (FXE), Low Rider (FXS / FXSB), and Wide Glide (FXWG) 74ci & 80ci platforms. Harley Evolution Big Twin Series (1984–Early 1992): Softail (FXST / FLST), FXR Super Glide (FXR), and Touring models running early-generation rigid-mount engine case oiling configurations.

    Out of stock

    $69.95

  • Harley Evolution Big Twin Engine Oil Pump Kit 26219-92A Used Takeoff Lot

    Harley-Davidson Harley Evolution Big Twin Engine Oil Pump Kit 26219-92A Used Takeoff Lot

    Out of stock

    Platform Fitment Bounds: Direct factory performance plug-and-play drop-in maintenance replacement or custom chopper engine timing chest safety overhaul core designed explicitly for standard external oil pump mounts on classic 1992 to 1999 carburetor-equipped Harley-Davidson Evolution Big Twin models: Harley Evolution Big Twin Series (1992–1999): Softail (Heritage Classic FLSTC / Fat Boy FLSTF / Softail Custom FXSTC / Springer), Dyna Glide (Wide Glide FXDWG / Low Rider FXDL / Super Glide FXD), and Touring (Road King FLHR / Electra Glide FLHT / Tour Glide Classic) 80ci parallel-twin models. Note: Commonly retrofitted by custom mechanics back onto legacy 1970–1984 Shovelhead Big Twins using specialized multi-fit aftermarket gaskets to update older engines to the improved high-volume 1990s lubrication design rules.

    Out of stock

    $69.95

  • Harley Shovelhead Rivera Primo Belt Drive Clutch Basket PB 485 37T Takeoff

    Primo Rivera Harley Shovelhead Rivera Primo Belt Drive Clutch Basket PB 485 37T Takeoff

    Out of stock

    Platform Fitment Bounds: Direct factory performance aftermarket plug-and-play drop-in maintenance replacement or custom chopper drivetrain safety overhaul core designed explicitly for standard manual 4-speed primary drive setups on classic 1970 to early 1984 carburetor-equipped Harley-Davidson Big Twin (Shovelhead and late Panhead) models running a Rivera Primo primary belt system: Harley Shovelhead FL Series (1970–Early 1984): Electra Glide (FLH / FLH Classic / FLHS) and Tour Glide 74ci & 80ci overhead-valve engines running 4-speed manual gearboxes. Harley Shovelhead FX Series (1971–Early 1984): Sturgis (FXB), Low Rider (FXS / FXSB), Super Glide (FX / FXE), and Wide Glide (FXWG) manual 4-speed platforms.

    Out of stock

    $139.95

  • Harley Shovelhead Clutch Basket Ring Gear AB 184 U-140 Used OEM Takeoff

    Harley-Davidson Harley Shovelhead Clutch Basket Ring Gear AB 184 U-140 Used OEM Takeoff

    Out of stock

    Platform Fitment Bounds: Direct factory plug-and-play drop-in maintenance replacement or custom chopper drivetrain safety overhaul core designed explicitly for standard manual primary drive setups on classic 1980 to 1984 carburetor-equipped Harley-Davidson Shovelhead Big Twin models running factory belt drive configurations: Harley Shovelhead FL Series (1980–1984): Electra Glide (FLH / FLH Classic / FLHS) 74ci & 80ci overhead-valve engines. Harley Shovelhead FX Series (1980–1984): Sturgis (FXB), Low Rider (FXS / FXSB), Super Glide (FX / FXE), and Wide Glide (FXWG) manual 4-speed platforms. Universally cross-matches vintage custom rigid choppers, retro bobber conversions, and swap-meet custom cruiser project lines running legacy 4-speed primary belt layouts.

    Out of stock

    $139.95

  • Last stock! Harley Evolution Big Twin Camshaft Used OEM Takeoff Valvetrain Core

    Harley-Davidson Harley Evolution Big Twin Camshaft Used OEM Takeoff Valvetrain Core

    1 in stock

    Platform Fitment Bounds: Direct performance factory plug-and-play drop-in maintenance replacement or budget-friendly custom chopper engine build core designed explicitly for single-cam timing chests on classic 1984 to 1999 carburetor-equipped Harley-Davidson Evolution Big Twin models: Harley Evolution Big Twin Series (1984–1999): Softail (Heritage Classic FLSTC / Fat Boy FLSTF / Softail Custom FXSTC / Springer), Dyna Glide (Wide Glide FXDWG / Low Rider FXDL / Super Glide FXD), and Touring (Road King FLHR / Electra Glide FLHT / Tour Glide) 80ci parallel-twin models. Note: Designed strictly for 1340cc Evolution engines utilizing early-style flat gear tooth architectures; please verify your gear chest layout before ordering as it does not interchange with later Twin Cam or multi-cam valvetrain setups.

    1 in stock

    $35.00

  • Harley Exhaust Port Stud Nut Flange Kit Mid-USA 95107 65328-83 65325-83 NOS

    Mid USA Harley Exhaust Port Stud Nut Flange Kit Mid-USA 95107 65328-83 65325-83 NOS

    Out of stock

    Platform Fitment Bounds: Direct factory performance drop-in maintenance replacement or exhaust safety restoration kit designed explicitly for standard 2-bolt exhaust header ports on classic 1984 to 2017 carburetor-equipped or electronic fuel injection (EFI) Harley-Davidson Big Twin and Sportster models matching distributor catalog parameters: Harley Evolution Big Twin Series (1984–1999): Softail (Custom FXSTC / Heritage FLSTC / Fat Boy FLSTF), Dyna Glide (Wide Glide FXDWG / Low Rider FXDL), and Touring (Road King FLHR / Electra Glide FLHT) 1340cc platforms. Harley Twin Cam 88 / 96 / 103 / 110 Series (1999–2017): Softail, Dyna, and Touring generations running standard stock exhaust port dimensions. Harley Evolution Sportster Series (1986–Present): XL883, XL1100, and XL1200 models (Standard, Hugger, Custom, Iron, Forty-Eight) running standard 2-bolt exhaust flanges.

    Out of stock

    $24.95

  • Harley Touring Magneti Marelli EFI ECM Computer & Wiring Harness 32423-99 Used

    Harley-Davidson Harley Touring Magneti Marelli EFI ECM Computer & Wiring Harness 32423-99 Used

    Out of stock

    Platform Fitment Bounds: Direct factory plug-and-play drop-in maintenance replacement or safety troubleshooting electrical bundle designed explicitly for Magneti-Marelli style electronic fuel injection systems running on standard 1999 to 2001 carburetor-to-EFI-era Harley-Davidson Twin Cam 88 (88ci / 1450cc) Touring models: Road King Series (1999–2001): Road King Classic EFI (FLHRCI), Road King Standard EFI (FLHRI). Electra Glide Series (1999–2001): Electra Glide Classic EFI (FLHTCI), Ultra Classic Electra Glide EFI (FLHTCUI). Road Glide Series (1999–2001): Road Glide EFI (FLTRI). Note: Fits early Magneti Marelli throttle body configurations built around the 35-pin terminal; does not fit 2002-and-up Touring models which transitioned to the newer Delphi EFI wiring harness architectures.

    Out of stock

    $299.95

  • Harley Shovelhead Ironhead Transmission Countershaft Needle Bearing 12-0327 NOS

    V-Twin Manufacturing Harley Shovelhead Ironhead Transmission Countershaft Needle Bearing 12-0327 NOS

    Out of stock

    Platform Fitment Bounds: Direct factory maintenance replacement, safety upgrade, or custom chopper gearbox overhaul core for classic 4-speed manual transmission countershaft assemblies on 1952 to 1984 Harley-Davidson models: [1] 1957–1984 Harley-Davidson Sportster XL Series (Ironhead / XLH / XLCH / Roadster / Cafe Racer) 1952–1956 Harley-Davidson K-Model Sidevalve Configurations (K / KK / KH / KHK) 1976–1984 Harley-Davidson Shovelhead 4-Speed Big Twins (Electra Glide FL, Super Glide FX, Low Rider FXS, Wide Glide FXWG)

    Out of stock

    $20.95

  • Harley Big Twin 4 Speed Kicker Cover Clutch Release Finger 1941-1984 37070-39B

    Harley-Davidson Harley Big Twin 4 Speed Kicker Cover Clutch Release Finger 1941-1984 37070-39B

    Out of stock

    Premium Vintage Factory Transmission Stock — Lifestyle Powersports Performance Vault Up for sale is a brand new, New Old Stock (NOS) Harley-Davidson Factory OEM 4-Speed Transmission Clutch Release Throw-Out Finger. Sourced from pristine warehouse back-stock, this internal mechanical actuator component is in flawless, uninstalled condition. Unlike cheap aftermarket reproduction pot-metal pieces that fracture, flex, or snap under heavy pressure plate spring tracking loads, this authentic factory forging features robust, heat-treated steel to ensure precise, zero-flex mechanical leverage when pulling the handlebar clutch lever. Product Specifications & Mechanical Parameters: Brand: Harley-Davidson (Original Equipment Manufacturer - 100% Genuine OEM) Component Type: Transmission Kicker Cover Clutch Release / Throw-Out Actuator Finger OEM Factory Part Number: #37070-39B (Cross-references to Doss #30-349H and V-Twin #17-1499) Platform Fitment Bounds: Direct factory drop-in replacement configuration for standard original manual 4-speed kickstart side covers on 1941 to early 1984 Harley-Davidson Big Twin models: 1941–1947 Knucklehead (FL / EL) 1948–1965 Panhead (FL / FLH / Duo-Glide / Electra Glide) 1966–early 1984 Shovelhead Alternator & Generator 4-Speeds (FX / FLH / FXE / FXWG) Exclusions: Will NOT fit late 1984–1986 4-speed configurations or 5-speed Evolution transmissions, which transitioned to a different style round-collar release finger design. Condition Details: Pristine New Old Stock (NOS) condition. The two mechanical pushrod pull hooks display flawless, unhandled, factory-sharp profiles with zero wear, fatigue cracks, or contact thinnings. The primary rectangular cross-clamp hole is sharp and crisp, ensuring a tight bolt-lock directly onto your transmission kicker cover release shaft. Raw natural cast metal finish.

    Out of stock

    $27.00

  • Harley Big Twin 4 Speed Kick Start Mainshaft Gear 1950-1984 Twin Power 33430-50

    Twin power Harley Big Twin 4 Speed Kick Start Mainshaft Gear 1950-1984 Twin Power 33430-50

    Out of stock

    Premium Vintage Factory Upgraded Maintenance Parts — Powersports Inventory Vault Up for sale is a brand new, New Old Stock (NOS) Twin Power Kick Start Mainshaft Gear Assembly (Part Number: #482981 / Replaces Harley-Davidson OEM: 33430-50 / MFG#: 292017). Safely preserved and factory-sealed inside its original protective [VCI anti-corrosion oiled wrapper film packaging], this high-grade transmission component features 16 precision-cut teeth manufactured to exact historical factory limits. It provides optimal face engagement and smoother contact patches during mechanical kickstarting sequences. Product Specifications & Engineering Parameters: Brand: Twin Power (Premium High-Performance Aftermarket Restoration Core) Component Type: Transmission Mainshaft Kick Starter Constant-Mesh Gear  Sprocket Tooth Count: 16-Tooth (16T Style) Wholesale Distributor Identifier: 482981 Manufacturer Component Index: MFG# 292017 OEM Factory Cross-Reference: Harley-Davidson #33430-50 (also tracks #33430-5016T) Material Base: Cold-forged, precision heat-treated carbon steel alloy built for maximum impact resistance. Platform Fitment Bounds: Direct factory drop-in replacement or manual kickstart conversion gear for standard 4-speed gearboxes on 1950 to 1984 Harley Big Twin models: 1950–1965 Panhead (FL / FLH / Electra Glide) 1966–1984 Shovelhead Ratchet Top, Cowpie, & Rotary 4-Speeds (FX / FXE / FLH / FXWG) Condition Details: Pristine New Old Stock (NOS) condition. Every single tooth profile, internal mainshaft tracking spline shoulder, slider face ramp, and mating corner is 100% clean, fresh, unhandled, uncompressed, dry, and sealed tight inside the original distributor barcoded hang package as pictured.

    Out of stock

    $29.95

  • Harley Shovelhead Panhead Copper Exhaust Gasket Pair 1948-1984 Biker Choice 491252

    Biker's Choice Harley Shovelhead Panhead Copper Exhaust Gasket Pair 1948-1984 Biker Choice 491252

    Out of stock

    Premium Vintage Factory Upgraded Maintenance Parts — Powersports Inventory Vault Up for sale is a brand new, New Old Stock (NOS) Biker's Choice Round Copper Exhaust Gasket Pair (Part Number: #491252 / UPC: 887337169651). Safely preserved and factory-sealed inside its original individual retail skin-pack card layout, this high-grade engine service bundle includes two (2) solid copper compression gaskets. They are engineered to replace stiff, leaking, or crushed mesh layers to permanently eliminate exhaust leaks and protect cylinder head ports from hot gas erosion. Product Specifications & Engineering Parameters: Brand: Biker's Choice (Premium High-Performance Aftermarket Restoration Core) Component Type: Cylinder Head Exhaust Port Compression Gaskets Wholesale Distributor Identifier: 491252 Universal Product Code (UPC): 887337169651 Material Base: Solid, high-purity crushable copper rings engineered to deform under torque for a perfect metal-to-metal seal. Platform Fitment Bounds: Direct factory drop-in replacement or performance upgrade seal configuration for standard 2-bolt exhaust header ports on 1948 to 1984 Harley Big Twin models: 1948–1965 Panhead (FL / FLH / Electra Glide) 1966–1984 Shovelhead 74" & 80" Engines (FX / FXE / FLH / FXWG / Low Rider) Condition Details: Pristine New Old Stock (NOS) condition. Both copper gaskets are 100% fresh, perfectly concentric, unhandled, uncompressed, dry, and sealed tight under the original factory clear structural display film as pictured.

    Out of stock

    $15.00

  • Last stock! Harley Big Twin 4 Speed Transmission Shifter Fork 1936-1984 Panhead OEM 34159-36

    Harley-Davidson Harley Big Twin 4 Speed Transmission Shifter Fork 1936-1984 Panhead OEM 34159-36

    1 in stock

    Premium Vintage Factory Transmission Stock — Lifestyle Powersports Inventory Vault Up for sale is a brand new, New Old Stock (NOS) Harley-Davidson Factory OEM 4-Speed Transmission Countershaft Shifter Fork (Part Number: #34159-36 / Cross-references legacy code: 2247-36). Safely preserved inside its original vintage Genuine Harley-Davidson parts bag wrapper, this authentic American-made powertrain component features cold-forged, heat-treated steel construction. It is engineered to resist fork flex and pad wear during crisp, manual foot-shifting or hand-shifting sequences.  Product Specifications & Engineering Parameters: Brand: Harley-Davidson (Original Equipment Manufacturer - OEM) Component Type: Transmission Countershaft Shifter Fork  Gear Engagement Application: Handles the shifting rails for 1st (Low) Gear and 2nd Gear.  OEM Factory Part Number: #34159-36 (Cross-references historical index #2247-36)  Platform Fitment Bounds: Direct factory drop-in fit for standard original 4-speed gearboxes on late 1936 to 1984 Harley-Davidson Big Twin models: 1936–1947 Knucklehead (EL / FL / U / UL) 1948–1965 Panhead (FL / FLH) 1966–1984 Shovelhead Ratchet Top, Cowpie, & Rotary Top 4-Speeds (FX / FLH / FXWG / FXE)  Condition Details: Pristine New Old Stock (NOS) condition. The pad engagement tips, alignment pin bore track, and main slider fork edges are perfectly sharp, unhandled, unmarred, and completely factory-fresh. Sealed inside the original vintage graphic distributor package film layout as pictured.

    1 in stock

    $34.95


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

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