{"product_id":"comp-cams-hi-tech-pushrod-length-checker-6-800-7-800-in-black-oxide-hardened-steel-adjustable-tool","title":"Comp Cams Hi‑Tech Pushrod Length Checker 6.800–7.800 in Black Oxide — Hardened Steel Adjustable Tool","description":"\u003cp\u003e\u003cstrong\u003eThe Comp Cams 7702-1 Hi‑Tech Pushrod Length Checker is an adjustable steel alloy tool that measures pushrod lengths from 6.800\" to 7.800\" in 0.050\" increments with ball‑end contacts for accurate rocker geometry setup.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you build, assemble, or tune cylinder heads and valvetrain geometry, consistent pushrod length is essential for correct rocker arm contact and reliable valve motion. The 7702‑1 from Comp Cams is made from hardened steel alloy with a black oxide finish to resist corrosion and provide precise, repeatable measurements without the need for expensive calipers or custom gauges.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this tool simplify getting the correct pushrod length?\u003c\/h3\u003e\n\u003cp\u003eThe Hi‑Tech checker offers a quick, repeatable way to verify pushrod length during mock‑up or final assembly. Using the ball ends for seating at the lifter and rocker, you can confirm the point of contact and determine the required pushrod length before final ordering or cutting.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdjustable range covers 6.800\" to 7.800\" in easy 0.050\" steps.\u003c\/li\u003e\n  \u003cli\u003eBall‑ball ends mimic lifter and rocker contact points for realistic fitment.\u003c\/li\u003e\n  \u003cli\u003eEliminates frequent caliper setups—check length directly in the engine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and finish ensure long‑term accuracy?\u003c\/h3\u003e\n\u003cp\u003eComp Cams constructs this tool from a precision steel alloy heat treated for stability, then applies a black oxide finish to reduce surface wear and corrosion. The result is a measuring device that maintains dimensional integrity under shop conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHeat‑treated steel alloy resists bending and wear.\u003c\/li\u003e\n  \u003cli\u003eBlack oxide surface minimizes rust and glare for clear readings.\u003c\/li\u003e\n  \u003cli\u003eBall ends hardened to keep accurate contact geometry over time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do you use the Hi‑Tech pushrod checker during engine assembly?\u003c\/h3\u003e\n\u003cp\u003eInstall the lifters and rocker studs as you will in the finished build, then place the checker between lifter and rocker. Adjust to the best contact point, note the length, and choose or trim the production pushrod to match the measured requirement for ideal rocker geometry.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSeat ball ends at lifter and rocker contact points to simulate real angles.\u003c\/li\u003e\n  \u003cli\u003eRecord the selected increment (6.800\"–7.800\") to specify pushrod length.\u003c\/li\u003e\n  \u003cli\u003eRepeat across cylinders to confirm uniform rocker geometry before final assembly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat tolerances and measurement increments are provided?\u003c\/h3\u003e\n\u003cp\u003eThis model measures in 0.050\" increments across its 1.000\" total range, giving coarse but practical steps that align with common pushrod length options. For shops that need finer adjustment, this checker quickly identifies the nearest base length before final fine‑tuning.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRange: 6.800\" to 7.800\" (1.000\" total travel).\u003c\/li\u003e\n  \u003cli\u003eIncrement: 0.050\" steps for fast selection of standard lengths.\u003c\/li\u003e\n  \u003cli\u003eIdeal as a first‑pass tool to determine baseline lengths prior to precision grinding or ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Comp Cams 7702‑1 Hi‑Tech Pushrod Length Checker is aimed at performance engine builders, machine shops, hot‑rod enthusiasts, and professional mechanics who need a durable, practical way to determine pushrod length during mock‑up and assembly. It’s especially useful when working with aftermarket rockers, custom valve trains, or when you want consistent geometry across all cylinders without relying solely on calipers or trial‑and‑error.\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: Does the Comp Cams 7702-1 fit both hydraulic and solid lifters?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The ball‑end contacts simulate lifter and rocker seating and work with hydraulic and solid lifters for measuring pushrod length.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can this tool replace precision calipers for final sizing?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. Use it to determine the baseline pushrod length; finish sizing or trimming with precision tools or machine services for final tolerance.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Comp Cams","offers":[{"title":"Default Title","offer_id":67587273818297,"sku":"B00062YEPY","price":96.33,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/comp-cams-7702-1-front-view.jpg?v=1790503673","url":"https:\/\/redleafauto.ca\/products\/comp-cams-hi-tech-pushrod-length-checker-6-800-7-800-in-black-oxide-hardened-steel-adjustable-tool","provider":"Redleaf Auto","version":"1.0","type":"link"}