Waterproof Tachometer Hour Meter 25000RPM For Marine Engine Spark Plug Wire
Installation: There Is No Battery Required-Connects To Spark Plug Wire, And The Direct Connection To The Spark Plug Is Achieved By Winding. Because The Engine Is Different, The Power Is Different, So The Number Of Winding Turns Is Not Fixed, You Can Try More.
25000RPM Tachometer Hour Meter Waterproof For Gasoline Engine Spark Plug Wire
Installation: There Is No Battery Required-Connects To Spark Plug Wire, And The Direct Connection To The Spark Plug Is Achieved By Winding. Because The Engine Is Different, The Power Is Different, So The Number Of Winding Turns Is Not Fixed, You Can Try More.