{"title":"LSM Racing Products","description":"\u003csection style=\"margin: 0 auto; max-width: 980px; padding: 24px 16px; line-height: 1.6;\" class=\"lsm-collection\"\u003e\n\u003ch1 style=\"font-size: 2rem; margin: 0 0 8px;\"\u003eLSM Racing Products — Valve Spring Testers \u0026amp; Valvetrain Tools\u003c\/h1\u003e\n\u003cp style=\"margin: 0 0 16px;\"\u003e\u003cstrong\u003eLSM Racing Products\u003c\/strong\u003e designs a complete line of \u003cem\u003especialized tools\u003c\/em\u003e for \u003cstrong\u003evalve testing and installation\u003c\/strong\u003e, built for \u003cstrong\u003eperformance engine builders\u003c\/strong\u003e who demand accuracy without the premium price tag. From \u003cstrong\u003eon-head valve spring testers\u003c\/strong\u003e and \u003cstrong\u003ebench testers\u003c\/strong\u003e to \u003cstrong\u003espring compressors\u003c\/strong\u003e, \u003cstrong\u003eseal\/keeper tools\u003c\/strong\u003e, and \u003cstrong\u003esetup gauges\u003c\/strong\u003e, LSM tools help you measure, assemble, and verify your valvetrain with confidence.\u003c\/p\u003e\n\u003c!-- Highlights --\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(280px,1fr)); gap: 16px; margin: 24px 0;\"\u003e\n\u003cdiv style=\"border: 1px solid #eee; border-radius: 12px; padding: 16px;\"\u003e\n\u003ch2 style=\"font-size: 1.15rem; margin: 0 0 6px;\"\u003eValve Spring Testing\u003c\/h2\u003e\n\u003cul style=\"padding-left: 18px; margin: 0;\"\u003e\n\u003cli\u003eOn-head valve spring testers for installed pressure\u003c\/li\u003e\n\u003cli\u003eBench testers for seat \u0026amp; open load verification\u003c\/li\u003e\n\u003cli\u003eTravel\/height indicators for repeatable results\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #eee; border-radius: 12px; padding: 16px;\"\u003e\n\u003ch2 style=\"font-size: 1.15rem; margin: 0 0 6px;\"\u003eInstallation \u0026amp; Service\u003c\/h2\u003e\n\u003cul style=\"padding-left: 18px; margin: 0;\"\u003e\n\u003cli\u003eValve spring compressors (head-on \u0026amp; bench styles)\u003c\/li\u003e\n\u003cli\u003eSeal, retainer \u0026amp; keeper tools for quick assembly\u003c\/li\u003e\n\u003cli\u003ePushrod length \u0026amp; lash checking tools\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #eee; border-radius: 12px; padding: 16px;\"\u003e\n\u003ch2 style=\"font-size: 1.15rem; margin: 0 0 6px;\"\u003eWhy LSM\u003c\/h2\u003e\n\u003cul style=\"padding-left: 18px; margin: 0;\"\u003e\n\u003cli\u003eAffordable, high-quality tools for pros \u0026amp; DIY builders\u003c\/li\u003e\n\u003cli\u003eEngineered for accuracy and shop durability\u003c\/li\u003e\n\u003cli\u003eTrusted across street, strip \u0026amp; circle track programs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Popular categories --\u003e\n\u003cdiv style=\"border: 1px solid #eee; border-radius: 12px; padding: 14px; margin: 8px 0 18px;\"\u003e\n\u003cstrong\u003ePopular categories:\u003c\/strong\u003e on-head valve spring testers, bench spring testers, valve spring compressors, seal\/keeper tools, retainers \u0026amp; install hardware, pushrod length checkers, lash tools, gauges \u0026amp; fixtures.\u003c\/div\u003e\n\u003c!-- Keyword chips --\u003e\n\u003cdiv style=\"display: flex; gap: 10px; flex-wrap: wrap; margin: 8px 0 18px;\"\u003e\n\u003cspan style=\"border: 1px solid #eee; border-radius: 999px; padding: 6px 12px; font-size: .9rem;\"\u003eLSM valve spring tester\u003c\/span\u003e \u003cspan style=\"border: 1px solid #eee; border-radius: 999px; padding: 6px 12px; font-size: .9rem;\"\u003eon-head spring tester\u003c\/span\u003e \u003cspan style=\"border: 1px solid #eee; border-radius: 999px; padding: 6px 12px; font-size: .9rem;\"\u003evalve spring compressor\u003c\/span\u003e \u003cspan style=\"border: 1px solid #eee; border-radius: 999px; padding: 6px 12px; font-size: .9rem;\"\u003evalvetrain install tools\u003c\/span\u003e \u003cspan style=\"border: 1px solid #eee; border-radius: 999px; padding: 6px 12px; font-size: .9rem;\"\u003epushrod length checker\u003c\/span\u003e \u003cspan style=\"border: 1px solid #eee; border-radius: 999px; padding: 6px 12px; font-size: .9rem;\"\u003eengine builder tools\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c!-- Fitment \/ usage tip --\u003e\n\u003cdiv style=\"border: 1px solid #eee; border-radius: 12px; padding: 14px; margin-bottom: 18px;\"\u003e\n\u003cstrong\u003ePro tip:\u003c\/strong\u003e Verify installed height, coil bind, and target seat\/open pressures before choosing springs and retainers. LSM testers and compressors make it easy to measure accurately and assemble safely.\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- JSON-LD: CollectionPage for LSM Racing Products (Vendor: LSM) with USA availability --\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c!-- Meta fallbacks (use your SEO app if set separately) --\u003e\n\u003cp\u003e\u003cmeta name=\"title\" content=\"LSM Racing Products | Valve Spring Testers, Compressors \u0026amp; Valvetrain Tools\"\u003e \u003cmeta name=\"description\" content=\"LSM Racing Products builds affordable, high-quality tools for valve testing and installation—on-head \u0026amp; bench spring testers, compressors, keeper tools, gauges and more for performance engine builders.\"\u003e\u003c\/p\u003e","products":[],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/6429\/2652\/collections\/LSM.jpg?v=1760653502","url":"https:\/\/www.lee-motorsports.com\/collections\/lsm-racing-products.oembed","provider":"Lee Motorsports","version":"1.0","type":"link"}