{"product_id":"sifton-040-inch-case-race-left-side-for-harley-davidson-el-models","title":"Sifton 0.040 Inch Case Race Left Side For Harley Davidson EL Models","description":"\u003cdiv\u003e\n\u003ch1\u003eSifton 0.040 Inch Case Race Left Side for Harley Davidson EL Models\u003c\/h1\u003e\n\u003cp\u003eMachined and ground to factory specifications, the Sifton.040 inch Case Race Left Side provides a precise, secure fit for Harley Davidson EL engines from 1940 to 1949. This precision component supports vintage restoration and maintenance projects with a dependable, engine-ready foundation.\u003c\/p\u003e\n\u003cp\u003eThe oversize design (.040 inch) accommodates larger case bushings, enhancing durability and longevity of the engine assembly. Crafted in the USA and designed to align with OEM standards, it cross-references Harley Davidson part number 24623-84 for accurate replacement or upgrade compatibility.\u003c\/p\u003e\n\u003cp\u003eAfter installation, the barrel spigot holes must be machined to match the left side case to ensure exact alignment and optimal engine operation. This machining step is a standard requirement to guarantee a perfect fit in vintage Harley engines.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eOversize.040 inch design for larger case bushings\u003c\/li\u003e \u003cli\u003eDesigned for Harley Davidson EL models (1940–1949)\u003c\/li\u003e \u003cli\u003eMade in the USA with OEM-aligned specifications\u003c\/li\u003e \u003cli\u003eBarrel spigot holes must be machined post-installation\u003c\/li\u003e \u003cli\u003eOEM cross-reference: Harley Davidson 24623-84\u003c\/li\u003e \u003cli\u003eFitment includes EL models through 1952 and FL models through 1954\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIdeal for enthusiasts and professional mechanics focused on authentic restoration or performance upgrades, this part helps maintain the integrity of the engine’s side case and supports smooth, reliable operation over time. Pair it with compatible accessory items for a complete rebuild or upgrade project.\u003c\/p\u003eMachined and ground to factory specifications.\n\u003cp\u003eThe Sifton.040 inch Case Race Left Side is a precision-engineered component designed specifically for Harley Davidson EL models from 1940 to 1949. Crafted in the USA, this part ensures a secure fit and reliable performance in vintage motorcycle restoration and maintenance projects. Its oversize design provides a robust foundation for larger case bushings, enhancing durability and longevity of your engine assembly. The component features a barrel spigot hole that must be machined post-installation to match the left side case, ensuring precise alignment and optimal engine operation. Manufactured with attention to detail, it adheres to OEM specifications and cross-references with Harley Davidson part number 24623-84, making it an ideal replacement or upgrade part for enthusiasts and professional mechanics alike. Proper installation requires careful machining of the spigot holes, which is standard procedure to guarantee a perfect fit in vintage Harley Davidson engines. This part is essential for maintaining the integrity of your engine's side case and ensuring smooth, reliable performance over time. Trust the Sifton brand for quality and precision in restoring classic motorcycles, and pair this component with compatible accessory items for a complete rebuild or upgrade project.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eDesigned for Harley Davidson EL models from 1940 to 1949\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eOversize.040 inch for larger case bushings installation\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eMade in the USA with high-quality standards\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eRequires machining of barrel spigot holes after installation\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eOEM cross-reference: Harley Davidson 24623-84\u003c\/li\u003e\u003c\/ul\u003e\n\u003cbr\u003e\nFitment:\u003cbr\u003e\nHarley Davidson EL 1940\u003cbr\u003e\nHarley Davidson EL 1941\u003cbr\u003e\nHarley Davidson EL 1942\u003cbr\u003e\nHarley Davidson EL 1943\u003cbr\u003e\nHarley Davidson EL 1944\u003cbr\u003e\nHarley Davidson EL 1945\u003cbr\u003e\nHarley Davidson EL 1946\u003cbr\u003e\nHarley Davidson EL 1947\u003cbr\u003e\nHarley Davidson EL 1948\u003cbr\u003e\nHarley Davidson EL 1949\u003cbr\u003e\nHarley Davidson EL 1950\u003cbr\u003e\nHarley Davidson EL 1951\u003cbr\u003e\nHarley Davidson EL 1952\u003cbr\u003e\nHarley Davidson FL 1941\u003cbr\u003e\nHarley Davidson FL 1942\u003cbr\u003e\nHarley Davidson FL 1943\u003cbr\u003e\nHarley Davidson FL 1944\u003cbr\u003e\nHarley Davidson FL 1945\u003cbr\u003e\nHarley Davidson FL 1946\u003cbr\u003e\nHarley Davidson FL 1947\u003cbr\u003e\nHarley Davidson FL 1948\u003cbr\u003e\nHarley Davidson FL 1949\u003cbr\u003e\nHarley Davidson FL 1950\u003cbr\u003e\nHarley Davidson FL 1951\u003cbr\u003e\nHarley Davidson FL 1952\u003cbr\u003e\nHarley Davidson FL 1953\u003cbr\u003e\nHarley Davidson FL 1954\u003c\/div\u003e","brand":"Sifton","offers":[{"title":"Default Title","offer_id":44649761636394,"sku":"10-0951","price":67.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/10-0951a.jpg?v=1785782593","url":"https:\/\/atticusgoods.com\/products\/sifton-040-inch-case-race-left-side-for-harley-davidson-el-models","provider":"Atticus Goods","version":"1.0","type":"link"}