{"product_id":"aceup-energy-gas-engine-vertical-shaft-4-4hp-173cc-ohv-with-primer-start-epa-compliant","title":"Aceup Energy Gas Engine Vertical Shaft – 4.4HP 173cc OHV with Primer Start, EPA Compliant","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003ePower your lawn equipment with the Aceup Energy gas engine, a compact vertical‑shaft 4‑stroke unit designed for dependable performance in outdoor tools. With a 173cc displacement, it delivers up to 4.4 HP at 3600 RPM and is engineered to fit a range of mower or small‑utility applications. A modest 0.9 gallon fuel tank keeps maintenance downtime low, while the recoil start offers a familiar, tactile startup experience.\u003c\/p\u003e\n\n\u003ch3\u003eKey specifications and setup\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDisplacement: 173cc, 4-stroke OHV, air cooled\u003c\/li\u003e\n  \u003cli\u003eMax torque: 8.5 N·m at 2500 RPM\u003c\/li\u003e\n  \u003cli\u003eMax load speed: 2500–2800 RPM; peak power at 3600 RPM\u003c\/li\u003e\n  \u003cli\u003ePower output: up to 4.4 HP\u003c\/li\u003e\n  \u003cli\u003eFuel capacity: 0.9 gallon\u003c\/li\u003e\n  \u003cli\u003eShaft specs: 7\/8\" diameter, 3.16\" long; end tapped 3\/8-24 UNF; keyway 3\/16\"\u003c\/li\u003e\n  \u003cli\u003eStarting assist: recoil start with enrichment pump and primer\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDurability and build quality\u003c\/h3\u003e\n\u003cp\u003eDesigned for longevity, the engine uses metal cams, a forged crankshaft, and cast iron cylinder liners to resist wear and maintain smooth operation over time. Every engine that leaves the factory is EPA compliant and functionally tested for reliability.\u003c\/p\u003e\n\n\u003ch3\u003eUsage, benefits, and support\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eEPA compliance supports responsible usage and adherence to standards\u003c\/li\u003e\n  \u003cli\u003e1-year limited warranty backed by free lifetime technical guidance from Aceup Energy experts\u003c\/li\u003e\n  \u003cli\u003eSuitable for powering lawn mowers and other small machines, with a straightforward cold-start sequence using the primer\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003ePractical notes: For a first cold start, press the red primer 3–5 times, then pull the recoil start. On a hot restart, you may skip priming. The combination of strong torque, a compact footprint, and robust components helps support routine maintenance tasks and hobbyist projects alike. As with any engine, performance will vary with load, mounting, and fuel quality, but the unit is designed to offer a dependable starting experience and consistent power under typical outdoor-use conditions.\u003c\/p\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 applications is the Aceup Energy gas engine best suited for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A compact 4-stroke, 173cc engine offers reliable power for lawn mowers and other small equipment with recoil start and primer-assisted cold starts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What support comes with the engine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It includes a 1-year limited warranty and free lifetime technical guidance from Aceup Energy experts.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Aceup Energy","offers":[{"title":"Default Title","offer_id":43990061318278,"sku":"B0D48ZW86X","price":193.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/1602\/5478\/files\/aceup-energy-gas-engine-vertical-shaft-173cc.jpg?v=1778900802","url":"https:\/\/patiozora.com\/products\/aceup-energy-gas-engine-vertical-shaft-4-4hp-173cc-ohv-with-primer-start-epa-compliant","provider":"PatioZora","version":"1.0","type":"link"}