{"product_id":"e-ezexpreze-120a-chrome-1-wire-self-exciting-alternator-replacement-for-gm-10si-chevy-buick","title":"E EZEXPREZE 120A Chrome 1-Wire Self-Exciting Alternator – Replacement for GM 10SI Chevy Buick","description":"\u003cdiv\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eMeet the E EZEXPREZE 120A chrome 1-wire self-exciting alternator, a high-output replacement designed to refresh the electrical heart of classic GM-powered vehicles. Built new with a chrome finish, this unit delivers robust power while keeping the installation clean and straightforward for daily driving or weekend builds.\u003c\/p\u003e\n\u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAmperage: 120 Amp\u003c\/li\u003e\n\u003cli\u003eVoltage: 12 Volt\u003c\/li\u003e\n\u003cli\u003eRotation: CW (Clockwise)\u003c\/li\u003e\n\u003cli\u003eClock: 3 (Default set)\u003c\/li\u003e\n\u003cli\u003ePulley class: V1\u003c\/li\u003e\n\u003cli\u003eRegulator\/Fan: IR\/EF\u003c\/li\u003e\n\u003cli\u003eCondition: New\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility and cross-reference\u003c\/h3\u003e\n\u003cp\u003eThe design supports a broad range of GM-era vehicles, easing replacement for restorations or hot-rodding projects. The unit lists multiple replacement part numbers for easy sourcing, ensuring you can match the right fit during upgrades.\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eReplacement Part Numbers: 7127-SE105, 7127-SE105C, 7127-SECN-100A, 400-12395, ADR0335-C, 240-203-3DC, 1-2400-11DR-2\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003eCommon compatibility includes Buick and Chevrolet models spanning several generations, offering a practical option for drivers who want a single, reliable upgrade rather than juggling several parts.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBuick: Apollo (1973-1974), LeSabre (1977-1982), Regal (1975-1979), Century (1977-1981), Electra (1977-1982)\u003c\/li\u003e\n\u003cli\u003eChevrolet: C10 (1975-1982), C20 (1973-1980), Citation II (1984-1985), Impala (1973-1982), K10\/K20 (1973-1984), G10\/G20\/G30 (1975-1982)\u003c\/li\u003e\n\u003cli\u003eAdditional: Chevrolet Monza (1978-1979), Bel Air (1973-1975), Corvette C3 (1969-1982), Camaro (1975-1983), StepVan P20\/P30 (1977-1985)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReal-world use and benefits\u003c\/h3\u003e\n\u003cp\u003eImagine upgrading a street rod or hot rod with a chrome highlight that blends with era-appropriate engine bays while delivering consistent electrical output. The 120 Amp rating supports higher-demand electrical loads, from performance lighting to upgraded charging systems, while the single-wire design keeps wiring simpler on vintage dashboards. The chrome exterior adds a polished touch that resembles OEM details, which can enhance the overall look of a restoration or upgrade project.\u003c\/p\u003e\n\u003cp\u003eBeyond aesthetics, this unit’s construction emphasizes durability and compatibility with many GM-era platforms. The CW rotation aligns with standard pulley configurations, and the V1 pulley class helps ensure compatible belt spacing for common drive systems. The new condition provides a fresh baseline for reliability, backed by a straightforward replacement process with clear part references.\u003c\/p\u003e\n\u003ch3\u003eWhat to expect and installation considerations\u003c\/h3\u003e\n\u003cp\u003eExpect easy sourcing thanks to multiple cross-reference numbers, and a straightforward replacement once you confirm the model list matches your vehicle. While installation specifics can vary by model, the single-wire self-exciting setup generally minimizes wiring complexity, helping you complete upgrades with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What vehicles is this alternator compatible with?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Compatible with Buick and Chevrolet models listed in the specs, including Apollo, LeSabre, Regal, Century, Electra, C10 and more.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What are the main electrical specs and installation notes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: 120 Amp at 12V, 1-wire self-exciting, chrome finish, CW rotation, with multiple replacement part numbers for easy sourcing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"E EZEXPREZE","offers":[{"title":"Default Title","offer_id":42464806273109,"sku":"B0DCNKJH6P","price":139.36,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/e-ezexpreze-chrome-120amp-alternator-front-view.jpg?v=1777990257","url":"https:\/\/plentytorque.co.uk\/products\/e-ezexpreze-120a-chrome-1-wire-self-exciting-alternator-replacement-for-gm-10si-chevy-buick","provider":"PlentyTorque","version":"1.0","type":"link"}