{"product_id":"motortechnic-1936-el-cylinder-head-set-bare-vintage-harley-davidson-engine-replacement","title":"Motortechnic 1936 EL Cylinder Head Set Bare For Harley 61 Inch","description":"\u003cdiv\u003e\n\u003ch1\u003eMotortechnic 1936 EL Cylinder Head Set Bare For Harley 61 Inch\u003c\/h1\u003e\n\u003cp\u003eThe Motortechnic 1936 EL Cylinder Head Set Bare is the exact replica of Harley-Davidson’s 1936 EL 61-inch engine, cast in iron with factory casting marks and a black painted finish. Its small port design is tailored for authentic vintage performance, and the set comes with pre-installed valve seats for a straightforward, ready-to-install restoration.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePre-installed valve seats for easy installation.\u003c\/li\u003e \u003cli\u003eExclusive fit for Harley-Davidson EL 1936 (61 inch).\u003c\/li\u003e \u003cli\u003eSmall port design for authentic vintage engine performance.\u003c\/li\u003e \u003cli\u003eCast iron construction with factory casting marks; black painted finish.\u003c\/li\u003e \u003cli\u003eHardness 370–415 HB; tensile strength 1250–1400 N\/mn2; tempered for durability and thermal resistance.\u003c\/li\u003e \u003cli\u003eAccepts the inchBaby Butt inch manifold.\u003c\/li\u003e \u003cli\u003eAccepts 1-3\/8\" large-hex 18mm spark plugs compatible with Doering #3 plugs.\u003c\/li\u003e \u003cli\u003eRequires additional accessory items for complete installation: brass head primer cups, 18mm Doering spark plugs, and rocker box kit (sold separately).\u003c\/li\u003e \u003cli\u003eOnline installation instructions are provided to guide proper assembly.\u003c\/li\u003e \u003cli\u003eAccessory items: 49-1349 - Bare 1938-1939 EL Knucklehead Cylinder Head Set; 49-1353 - 1936 EL Knucklehead Cylinder Head Set Black; 11-1143 - 1936 Knucklehead Rocker Shaft and Cap Kit.\u003c\/li\u003e\n\u003c\/ul\u003eBare Knucklehead cylinder head set features a cast iron construction with factory casting marks. This is the exact replica of the 1936 EL models for 61 inch motors. Features a black painted finish. Accepts the inchBaby Butt inch manifold.\n\u003cp\u003eThe Motortechnic 1936 EL Cylinder Head Set Bare is a specialized component designed exclusively for the 1936 Harley Davidson EL motorcycle. This head set features a small port design tailored specifically for the 1936 model, ensuring precise fitment and optimal performance. The set includes valve seats that are already installed, providing a ready-to-install solution that streamlines your engine rebuild or restoration process. Crafted in Germany, this high-quality head set is built with materials offering superior heat resistance and hardenability, surpassing standard alloys like 1.2713. The material boasts a hardness of 370-415 HB and a tensile strength between 1250-1400 N\/mn2, ensuring durability under demanding riding conditions. Its tempered condition enhances toughness and resistance to thermal stress, making it a reliable choice for vintage motorcycle enthusiasts. The head set is designed for use with early rocker shafts and requires additional accessory items for complete installation. These include brass head primer cups, 18mm Doering spark plugs, and a rocker box set, all of which must be ordered separately. The set uses 1-3\/8 inch large hex 18mm spark plugs compatible with Doering #3 plugs, offering a secure fit and reliable spark performance. The assembly process is supported by detailed instructions available online, guiding you through the proper installation procedures to ensure optimal engine function. Whether you're restoring an original 1936 Harley or maintaining a vintage collection, this head set provides the authenticity and quality demanded by serious restorers and mechanics. In addition to the core components, this product is part of a comprehensive range of accessory items that facilitate the complete rebuild or upgrade of your vintage engine. These include compatible cylinder head sets for other model years, rocker shaft and cap kits, and specialized tools to assist with adjustments. Made with precision in Germany, the Motortechnic 1936 EL Cylinder Head Set Bare guarantees a high standard of craftsmanship and material integrity, making it an essential component for restoring or maintaining your classic Harley Davidson EL motorcycle. Proper installation and compatible accessory items are crucial for ensuring your vintage engine operates reliably and efficiently for years to come. For detailed installation instructions, visit \u003ca href=\"http:\/\/www.vtwinmfg.com\/Instructions\/49\/49-1348.pdf\"\u003ethis link\u003c\/a\u003e to access comprehensive guidance.Accessory Items: 49-1349 - Bare 1938-1939 EL Knucklehead Cylinder Head Set, 49-1353 - 1936 EL Knucklehead Cylinder Head Set Black, 11-1143 - 1936 Knucklehead Rocker Shaft and Cap Kit\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eDesigned exclusively for 1936 Harley Davidson EL motorcycles\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eSmall port design for vintage engine authenticity\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eIncludes pre-installed valve seats for easy installation\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eManufactured in Germany with high-strength heat-resistant materials\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eHardness: 370-415 HB; Tensile strength: 1250-1400 N\/mn2\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eTempered for durability and thermal resistance\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eCompatible with 1-3\/8 inch large hex 18mm spark plugs\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eRequires additional accessory items for complete installation\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eIncludes detailed online instructions for proper assembly\u003c\/li\u003e\u003c\/ul\u003e\n\u003cbr\u003e\nFitment:\u003cbr\u003e\nHarley Davidson EL 1936\u003c\/div\u003e","brand":"Motortechnic","offers":[{"title":"Default Title","offer_id":44652005326890,"sku":"49-1348","price":4412.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/49-1348a.jpg?v=1785867274","url":"https:\/\/atticusgoods.com\/products\/motortechnic-1936-el-cylinder-head-set-bare-vintage-harley-davidson-engine-replacement","provider":"Atticus Goods","version":"1.0","type":"link"}