{"product_id":"lang-tools-master-feeler-gauge-set-for-heavy-duty-trucks-one-size-008-030-color-coded-handle","title":"Lang Tools Master Feeler Gauge Set for Heavy-Duty Trucks, One Size .008–.030, Color‑Coded Handle","description":"\u003cp\u003e\u003cstrong\u003eThe Lang Tools 3079 Master Feeler Gauge Set is a made‑in‑USA collection of offset blades and a double‑end color‑coded handle designed to speed and simplify heavy‑duty truck valve adjustments.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt for technicians who work on Cummins, Detroit Diesel, and other heavy‑duty truck engines, this feeler gauge kit combines multiple offset blade lengths and angles with a single ergonomic handle so you can reach tight valve guides and measure clearances accurately. Each blade pack covers a practical range of .008\" to .030\" in 0.002\" steps, and the set's color cues help you instantly distinguish intake from exhaust setups on busy service bays.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this set make valve adjustment faster and more accurate?\u003c\/h3\u003e\n\u003cp\u003eThe 3079 master set pairs three purpose‑cut blades with a double‑end plastic handle so technicians can swap blades quickly without fumbling small parts. Offset blade tips reach into recessed valve areas while 0.002\" step sizing lets you dial in clearances precisely.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eThree blade offsets: 6\" with 90° 1\" offset, 3\" with 45° 5\/8\" offset, 3\" with 30° 1\" offset\u003c\/li\u003e\n  \u003cli\u003eBlade range .008\"–.030\" in uniform 0.002\" increments\u003c\/li\u003e\n  \u003cli\u003eColor‑coded handle (light blue intake \/ red exhaust) reduces selection errors\u003c\/li\u003e\n  \u003cli\u003eQuick blade changes without separate holders or pins\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich engines and jobs is this feeler gauge set built for?\u003c\/h3\u003e\n\u003cp\u003eThe Lang Tools 3079 targets heavy‑duty truck engine valve adjustments, with blade lengths and offsets chosen to suit common Cummins and Detroit Diesel cylinder head layouts. This set covers both intake and exhaust service scenarios encountered during routine valve lash checks and adjustments.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExplicitly intended for Cummins and Detroit Diesel valve work\u003c\/li\u003e\n  \u003cli\u003eRanges and offsets made for deep or recessed valve guides\u003c\/li\u003e\n  \u003cli\u003eSuitable for general heavy‑duty truck engines requiring .008\"–.030\" measurements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes the handle and blades durable for shop use?\u003c\/h3\u003e\n\u003cp\u003eManufactured in the USA, the components were designed for repeated daily use in professional environments. The plastic double‑end handle is molded for grip and color identification, while the blades are sized and spaced for consistent feel and long service life.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMade in the USA quality and manufacturing standards\u003c\/li\u003e\n  \u003cli\u003eDouble‑end design reduces dropped parts and speeds work\u003c\/li\u003e\n  \u003cli\u003eColor coding prevents cross‑mixing of intake\/exhaust gauges\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I use and maintain the 3079 set for best results?\u003c\/h3\u003e\n\u003cp\u003eUse the handle to hold the selected blade to feel for clearance, sliding blades gently between valve stem and tappet to detect precise fit. Keep blades clean and dry, wipe after use, and store in a protective pouch or toolbox to preserve accuracy.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSlide blades gently—do not force—to avoid bending or altering thickness\u003c\/li\u003e\n  \u003cli\u003eWipe blades with solvent and light oil to prevent corrosion after each use\u003c\/li\u003e\n  \u003cli\u003eStore flat or in a protective sleeve to maintain calibration and edges\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: The Lang Tools 3079 Master Feeler Gauge Set is aimed at heavy‑duty truck mechanics, fleet maintenance professionals, and diesel technicians who need dependable, quick‑access gauges for valve lash work on Cummins, Detroit Diesel, and similar engines. If you perform frequent valve adjustments, work within recessed valve areas, or want a color‑coded, American‑made tool to reduce service time and mistakes, this kit is a practical addition to your toolbox.\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 blade range does the Lang Tools 3079 cover?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Each blade set ranges from .008\" to .030\" in 0.002\" steps, covering common heavy‑duty valve clearances.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the 3079 set suitable for Cummins and Detroit Diesel engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The offsets and blade lengths were selected to support Cummins, Detroit Diesel, and general heavy‑duty truck valve work.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Lang Tools","offers":[{"title":"Default Title","offer_id":48080250536094,"sku":"B00SZ4UOZ4","price":113.19,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/lang-tools-3079-front-view-kit.jpg?v=1785780134","url":"https:\/\/northtrailauto.ca\/products\/lang-tools-master-feeler-gauge-set-for-heavy-duty-trucks-one-size-008-030-color-coded-handle","provider":"North Trail Auto","version":"1.0","type":"link"}