CLASS RACER FORUM - View Single Post - Spark Plugs with Two-Step

Ed Wright · 01-30-2017, 04:31 PM

Bobby, I use the 8670 MSD adjustable RPM module. Has a lead that plugs into my MSD box where the chip would plug in. Goes down to 3000 RPM, turn the knob to select RPM, in 200 RPM steps.

01-30-2017, 04:31 PM	#3
Ed Wright Veteran Member Join Date: Mar 2005 Location: Sand Springs, OK Posts: 8,132 Likes: 896 Liked 390 Times in 170 Posts	Re: Spark Plugs with Two-Step Bobby, I use the 8670 MSD adjustable RPM module. Has a lead that plugs into my MSD box where the chip would plug in. Goes down to 3000 RPM, turn the knob to select RPM, in 200 RPM steps. __________________ Ed Wright 4156 SS/JA