{"product_id":"bulevina-floor-jack-low-side-pump-plunger-kit-for-3-ton-dual-pump-jacks-rebuild-set-with-two-plungers-seals-springs","title":"BuleVina Floor Jack Low-Side Pump Plunger Kit for 3-Ton Dual-Pump Jacks — Rebuild Set with Two Plungers, Seals \u0026 Springs","description":"\u003cp\u003e\u003cstrong\u003eBuleVina’s low-side pump piston plunger kit replaces both the larger and smaller plungers on 3-ton dual-pump hydraulic floor jacks to stop leaks and restore lifting performance.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your dual-pump floor jack (3-ton) has started to feel spongy, fails to hold pressure, or shows visible hydraulic fluid leakage, worn pump pistons and plungers are often the cause. This BuleVina kit supplies matched low-side components — two different plunger sizes plus cylinders, springs, C-rings and retainers — engineered to fit common brands like Torin Big Red, Harbor Freight, Daytona, Pittsburgh and Arcan so you can repair jacks rather than replace them.\u003c\/p\u003e\n\n\u003ch3\u003eHow will replacing the low-side plungers affect jack performance?\u003c\/h3\u003e\n\u003cp\u003eInstalling fresh pistons and seals restores the pump’s internal sealing surface and reduces bypass of hydraulic fluid, which improves lift responsiveness and helps the jack maintain pressure under load. The kit replaces both the smaller and bigger plungers on the low side so the dual pump works as intended.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStops internal hydraulic leaks that cause slow or inconsistent lifts.\u003c\/li\u003e\n  \u003cli\u003eRestores proper load-bearing capacity and tighter pump action.\u003c\/li\u003e\n  \u003cli\u003eIncludes matched springs and retainers for reliable reassembly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat exactly is included and what are the key dimensions?\u003c\/h3\u003e\n\u003cp\u003eThe package contains two complete low-side pump plunger sets suitable for horizontal double-pump jacks: one set for the smaller plunger and one for the bigger plunger. Each part is sized to match common 3-ton dual-pump designs so installation is straightforward for most models listed in the compatibility note.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSmaller plunger assembly: 2.88\" x 0.59\" (with seals); cylinder 2.64\" x 1.06\".\u003c\/li\u003e\n  \u003cli\u003eBigger plunger assembly: 2.88\" x 0.86\" (with seals); cylinder 2.59\" x 1.19\".\u003c\/li\u003e\n  \u003cli\u003ePackage: two full low-side sets including springs, C-rings, retainers and dual rubber sealing rings per plunger.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich jacks will this BuleVina kit fit and how universal is it?\u003c\/h3\u003e\n\u003cp\u003eThis kit targets 3-ton hydraulic floor jacks that use a horizontal dual-pump (low side) design. It’s sold as a universal repair solution and is commonly compatible with popular workshop brands, though fit should be confirmed against your jack’s dimensions and part layout before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for 3-ton dual-pump floor jacks (horizontal double pump).\u003c\/li\u003e\n  \u003cli\u003eListed compatibility: Torin Big Red, Harbor Freight, Daytona, Pittsburgh, Arcan.\u003c\/li\u003e\n  \u003cli\u003eReplaces both the smaller and larger low-side plungers to restore balanced pump operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable are these replacement components and what materials are used?\u003c\/h3\u003e\n\u003cp\u003eBuleVina builds the plunger, cylinder, spring, C-ring and retainer from corrosion-resistant, wear-tolerant materials to withstand workshop environments. Dual rubber sealing rings on each plunger improve long-term sealing and reduce the need for repeat repairs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-quality metals and corrosion-resistant finish for longevity.\u003c\/li\u003e\n  \u003cli\u003eTwo rubber seals per plunger for enhanced sealing performance.\u003c\/li\u003e\n  \u003cli\u003eComponents designed to resist wear from regular jack cycles and hydraulic fluid exposure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This replacement kit is intended for DIY mechanics, professional technicians, and garage owners who use 3-ton dual-pump floor jacks and prefer repairing equipment to buying new units. If your jack shows reduced lift, leaks, or poor pressure retention and matches the listed dimensions or brand compatibility, this kit gives you the parts to refurbish the low-side pump and extend the jack’s service life.\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: Will this kit fit my 3-ton Torin Big Red floor jack?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—this set is designed for 3-ton dual-pump jacks and is commonly compatible with Torin Big Red; verify part dimensions match your jack before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the package include both low-side plungers and seals?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the package contains two full low-side plunger sets including springs, C-rings, retainers and dual rubber seals.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"BuleVina","offers":[{"title":"Default Title","offer_id":48086234628254,"sku":"B0DXFB188Z","price":42.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/bulevina-front-packaging.jpg?v=1785891071","url":"https:\/\/northtrailauto.ca\/products\/bulevina-floor-jack-low-side-pump-plunger-kit-for-3-ton-dual-pump-jacks-rebuild-set-with-two-plungers-seals-springs","provider":"North Trail Auto","version":"1.0","type":"link"}