{"product_id":"innova-3555-advance-timing-light-practical-shop-diagnostic-tool","title":"Innova 3555 Advance Timing Light - Practical Shop Diagnostic Tool","description":"\u003cp\u003eIn this review the Innova 3555 Advance Timing Light is evaluated as a practical timing tool for DIY mechanics and professional technicians who need a compact, easy to use device to check base timing and advance behaviour. The single biggest reason to buy is its direct reading advance scale that adjusts from 0-60 degrees, which removes guesswork when checking mechanical or electronic advance and makes routine timing checks faster and clearer. It is best suited to garages and home shops working with a wide range of ignition systems.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvance dial:\u003c\/strong\u003e The advance dial lets a user check base timing and both mechanical and electronic advance or retard without separate tools, saving time during diagnosis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal fit:\u003c\/strong\u003e Works with most conventional, electronic and computer controlled ignition systems on domestic and import vehicles, reducing the need to carry multiple lights.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSkip circuitry test:\u003c\/strong\u003e Patented skip circuitry tests up to 9,990 RPM so the unit can read through modern ignition patterns that might confuse simpler lights.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect reading scale:\u003c\/strong\u003e A 0-60 degree direct reading advance scale gives immediate, understandable timing numbers for quicker adjustments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlim rotating barrel:\u003c\/strong\u003e The slim, rotating barrel improves aiming at the timing mark in tight engine bays and helps maintain a steady sight line.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe Innova 3555 is aimed at home mechanics, backyard tuners and small shops that need a single, versatile timing light capable of handling older points-style ignitions as well as modern electronic and computer controlled systems. Its direct scale and skip circuitry are useful for diagnosing vehicles that exhibit advance or ignition timing issues.\u003c\/p\u003e\u003cp\u003eThose who need laboratory grade precision or who regularly perform timing work in bright outdoor sunlight should look elsewhere; several users report mixed brightness levels and some questioned absolute accuracy at higher RPM. For routine service and majority of timing checks, this model is an economical and functional choice.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eClear direct reading 0-60 degree scale speeds up timing adjustments.\u003c\/li\u003e\n\u003cli\u003eUniversal fit and compatibility with domestic and import systems makes it versatile in mixed fleets.\u003c\/li\u003e\n\u003cli\u003ePatented skip circuitry up to 9,990 RPM handles modern ignition patterns reliably for most tasks.\u003c\/li\u003e\n\u003cli\u003eSlim, rotating barrel aids aiming in tight engine compartments and improves usability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrightness is reported mixed by users and may be insufficient in bright sunlight for some technicians.\u003c\/li\u003e\n\u003cli\u003eSome customers noted concerns about absolute accuracy at higher RPM, so precision calibrations may require a second, reference instrument.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eAdvance Timing Light\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e3555\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdvance range\u003c\/td\u003e\n\u003ctd\u003eDirect read 0-60 degrees\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFit type\u003c\/td\u003e\n\u003ctd\u003eUniversal fit for most ignition systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIgnition compatibility\u003c\/td\u003e\n\u003ctd\u003eConventional, electronic, computer controlled (domestic and import)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSkip circuitry\u003c\/td\u003e\n\u003ctd\u003ePatented test up to 9,990 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign\u003c\/td\u003e\n\u003ctd\u003eSlim rotating barrel for aiming\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe Innova 3555 is a good value, practical timing light for home mechanics and small shops that need a single tool to check base timing and advance across a range of ignition systems. It stands out for its direct 0-60 degree scale and skip circuitry, which speed common timing checks, but technicians requiring highly precise readings in bright conditions should confirm results against a calibrated reference.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWill this timing light work on modern electronic ignitions?\u003c\/strong\u003e\u003cbr\u003eYes, it is designed for conventional, electronic and computer controlled systems and includes skip circuitry for higher RPM patterns.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan it display advance angle directly?\u003c\/strong\u003e\u003cbr\u003eYes, the unit has a direct reading advance scale that adjusts from 0-60 degrees for immediate readings.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs the light bright enough for outdoor use?\u003c\/strong\u003e\u003cbr\u003eUsers report mixed results on brightness; it works well in many garage settings but may be less visible in full sunlight for some users.\u003c\/p\u003e","brand":"Innova","offers":[{"title":"Default Title","offer_id":48253021192411,"sku":"B000EVYH7W","price":54.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/617CV0LwYdL._AC_SL1500.jpg?v=1778230678","url":"https:\/\/gearmusthave.com\/products\/innova-3555-advance-timing-light-practical-shop-diagnostic-tool","provider":"GearMustHave","version":"1.0","type":"link"}