{"product_id":"dptool-engine-timing-tool-kit-for-gm-2-8-4-2l-engines-oem-equivalent-cam-crank-flywheel-locking-set","title":"DPTOOL Engine Timing Tool Kit for GM 2.8–4.2L Engines — OEM-equivalent Cam, Crank \u0026 Flywheel Locking Set","description":"\u003cp\u003e\u003cstrong\u003eDPTOOL Engine Timing Tool Kit is a complete camshaft, crankshaft and flywheel locking set designed to lock and align GM 2.8–4.2 engines for accurate timing service.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhen servicing timing belts, chains, or performing engine rebuilds on GM-family engines, precise locking and alignment are essential. This DPTOOL kit gathers OE-equivalent fixtures—EN-48383, EN-46105, EN-46106, EN-46111 and J-44221—into a portable case so technicians and experienced DIYers can set, hold and rotate crank and cam components safely and repeatably across a wide range of Buick, Cadillac, Chevrolet, GMC, Opel and Saab V6 and inline engines.\u003c\/p\u003e\n\n\u003ch3\u003eWhich engines and vehicles does this timing kit cover?\u003c\/h3\u003e\n\u003cp\u003eThe kit covers many GM 2.8–4.2 liter engines, including LY7, LLT, LTT, LFX, LAU\/A28NER and several Opel\/Saab codes. Included tools support models from Chevrolet Camaro and Colorado to Buick Enclave and Cadillac SRX, plus older TrailBlazer and Envoy 4.2L VIN S units.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompatible engine sizes: 2.8, 2.9, 3.0, 3.2, 3.5, 3.6, 3.7, 4.2 L\u003c\/li\u003e\n\u003cli\u003eWorks with engine codes: LY7, LLT, LTT, LFX, LAU\/A28NER, Z32SE, LP1, HFV6 and more\u003c\/li\u003e\n\u003cli\u003eVehicle examples: Buick Enclave, Cadillac CTS\/SRX\/STS, Chevy Camaro, Opel Insignia, Saab 9-5, GMC\/Chevy mid-sized trucks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat tools are included and how do they help during timing jobs?\u003c\/h3\u003e\n\u003cp\u003eThe set bundles camshaft holding\/locking tools, a flywheel lock, a crank rotation socket and a dedicated J-44221 fixture so you can immobilize rotating parts while replacing chains, sprockets or tensioners. Each tool matches OE-fit locations to prevent slippage and improper timing while you work.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEN-48383 and EN-46105 camshaft holding tools for accurate valve-to-piston alignment\u003c\/li\u003e\n\u003cli\u003eEN-46106 flywheel locking tool to fix crankshaft position during removal\/installation\u003c\/li\u003e\n\u003cli\u003eEN-46111 crankshaft rotation socket to control and index engine rotation precisely\u003c\/li\u003e\n\u003cli\u003eJ-44221 camshaft fixture for specific 2.8–4.2 applications including trucks and SUVs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this kit compare to original factory tools and part numbers?\u003c\/h3\u003e\n\u003cp\u003eDPTOOL reproduces the form and function of OEM service tools listed as EN-48383, EN-46105, EN-46106, EN-46111 and J-44221 so you'll get the same locating points and interface geometry. That compatibility lets you perform timing procedures that follow factory sequences and torque\/angle checks without improvising makeshift fixtures.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMatches OEM equivalent part numbers for correct fitment\u003c\/li\u003e\n\u003cli\u003eDesigned for repeated shop use with hardened contact faces\u003c\/li\u003e\n\u003cli\u003eStored in a molded case to protect precision faces and pins\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes with the kit and what should I prepare before using it?\u003c\/h3\u003e\n\u003cp\u003eThe kit ships with all locking tools, a crank rotation socket, a portable case and an instruction manual outlining setup and pin locations. Before starting, gather basic hand tools, torque wrench, vehicle-specific service manual and safety equipment; ensure the engine is at top dead center per the manual before locking components.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eComplete kit: EN-48383\/EN-46105 cam tools, J-44221 cam tool, EN-46106 flywheel lock, EN-46111 crank socket, case, manual\u003c\/li\u003e\n\u003cli\u003eRecommended prep: service manual, torque wrench, clean work area, engine at correct alignment position\u003c\/li\u003e\n\u003cli\u003eNot a replacement for factory procedures—use manual steps and torque specs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The DPTOOL timing tool kit is aimed at professional mechanics, independent shops and experienced DIY enthusiasts who work on GM V6 and related engines and need OE-style fixtures for accurate timing service. It’s especially useful for technicians who service a range of Buick, Cadillac, Chevrolet, GMC, Opel and Saab models and want a rugged, portable solution that mirrors factory tool functionality.\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 this kit fit my 3.6L V6 Cadillac or Buick?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The kit supports 3.6L GM engines including LY7\/LLT variants used in Cadillac and Buick models.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are OEM equivalent part numbers included?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The set covers EN-48383, EN-46105, EN-46106, EN-46111 and J-44221 OE-equivalent tools.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"DPTOOL","offers":[{"title":"Default Title","offer_id":48083653197982,"sku":"B0CJBLDKRV","price":64.93,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/dptool-kit-case-and-tools.jpg?v=1785835048","url":"https:\/\/northtrailauto.ca\/products\/dptool-engine-timing-tool-kit-for-gm-2-8-4-2l-engines-oem-equivalent-cam-crank-flywheel-locking-set","provider":"North Trail Auto","version":"1.0","type":"link"}