Question : What is the RPM range of the Digital Tachometer?
Answer : The Digital Tachometer ranges from 249 to 9,990 RPM including Patented Skip Circuitry Test up to 9,990 RPM.
Question : What type of ignition systems does it work with?
Answer : It works with most ignition systems: conventional, electronic and computer controlled systems - domestic and import.
Question : What is the maximum advance scale of the timing light?
Answer : The direct reading advance scale adjusts from 0-90 degrees.
Question : If I set the dial at 8 btdc so balancer lines up w/tab, and then move the dial to "0", the balancer will be at 8 on the tab, correct?
Answer : Yes, that is correct. The Initial Timing is now set for 8 degrees BTDC.
Question : This only advances by whole degrees right? Not 1/10?
Answer : Yes, whole degrees.
Question : Is the Innova 3568 timing light "self-powered"?
Answer : No, it is not. It requires a 12V source to connect it to.
Question : Which way does the arrow face on the clamp that goes to 1st plug wire?
Answer : Clip the inductive pickup on the #1 plug wire, with the arrow pointing towards the spark plug.
Question : Is the 3568 model backlit?
Answer : No, there is no backlight on the LCD display.
Question : Can I see rpm and timing at the same time on the 3568?
Answer : Yes, you can see the RPM and timing at the same time.
Question : Does it work on cars with ignition coils instead of high wires? and on motorcycles too?
Answer : Timing lights of this type are made for cars with a distributor. Not sure about motorcycles.
Question : Will this work on 8 n tractor 12-volt system?
Answer : This timing light is designed for use on all 12-volt negative ground vehicles equipped with conventional breaker point and electronic ignition systems.
Question : Will Innova 3555 or 3568 work ok with MSD 6AL multiple spark ignition?
Answer : No, the light jumps around with any of the aftermarket ignition boxes.
Question : What is their customer service number?
Answer : Google works very well for things like this.