Before you begin your drawing and ordering of your special part, print this guideline for reference.

 Decisions that need to be made before you draw.

• Gauge sizes or brand of gauges (this is needed for a dash insert,clock bezel,speedo bezel,etc.)
• Hole sizes (this is needed for special hose separators,etc.)
• Mounting style (Front or rear mount) for gauges,clocks,etc. sometimes is best to look at original part if possible
• Special mounting for your application (Will new part cover an existing hole in dash,if so will you use a similar mounting)
• Placement of holes for gauges,clock,tach,etc.(add circles to your drawing for representation)
• Material that best suits your part
• Finish that best suits your part
• Engine Turned
• Polished
• Ball Milled
• Brushed
• Written explanation of part

Application of part (name your part) dash insert ,clock bezel,radio knob,glove box trim,etc. 

For your reference polular speedometer and gauge sizes