{"product_id":"66841-engine-mini-valve-spring-tester-with-micrometer-combo-vise-arbor-mount","title":"66841 Engine Mini Valve Spring Tester with Micrometer Combo Vise\/Arbor Mount","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis aftermarket replacement engine mini valve spring tester is a micrometer combo designed for testing valve springs and is identified by part number 66841. A valve spring tester measures spring load as the spring is compressed, while the micrometer supports measurement during testing.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEngine valve spring testing function\u003c\/li\u003e\n\u003cli\u003eMicrometer combo configuration for measurement during testing\u003c\/li\u003e\n\u003cli\u003eVise\/arbor mount design as stated in the product title\u003c\/li\u003e\n\u003cli\u003eMini tester format for valve spring service work\u003c\/li\u003e\n\u003cli\u003eIdentified by part number 66841 for comparison\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCommon Uses\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eChecking valve spring condition during engine service\u003c\/li\u003e\n\u003cli\u003eTesting valve springs during inspection or rebuilding work\u003c\/li\u003e\n\u003cli\u003eReplacing a corresponding valve spring testing tool\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Engine mini valve spring tester\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 66841\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurement:\u003c\/strong\u003e Micrometer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Vise\/arbor mount\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Combo\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What is the normal function of an engine valve spring tester? \u003cstrong\u003eA:\u003c\/strong\u003e It is used to measure valve spring load as the spring is compressed during engine inspection or service.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How should fitment be verified? \u003cstrong\u003eA:\u003c\/strong\u003e Compare the complete existing part number 66841 and the complete equipment model designation, where applicable, with the product information before purchase. The title does not identify a specific equipment model.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eThis is an aftermarket replacement part and is not represented as genuine or original equipment. Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":54407751696657,"sku":"ZZ3G00570","price":214.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/s-l1600_5d12af73-4e6b-420f-bc7f-f402b8b751f3.jpg?v=1787521678","url":"https:\/\/www.duraforce.com\/products\/66841-engine-mini-valve-spring-tester-with-micrometer-combo-vise-arbor-mount","provider":"DURAFORCE","version":"1.0","type":"link"}