[yoomooman]

ya do what sig said....finish the cylinder, then measure, then order, its not easy but not hard just time consuming and delicat, make sure you put the right finish on the cylinder so the rings seat properly

 

[yoomooman]

harborfreight has one for $100 cheapest i found

 

[yoomooman]

no this is what i found when i went there

http://www.harborfreight.com/cpi/ctaf/displayitem.taf?Itemnumber=94873

no luck on your hone though just found that bore gauge

 

[yoomooman]

IIRC it said it had like a .0002 acuarcy

 

[yoomooman]

Electronic readout
Displays Metric or SAE units
Gauge accuracy: 0.0002'' /0.005 mm

Includes anvil sizes 1.4", 1.6",1.8",2.0",2.2" 2.4", 2.6",2.8", 3.0", 3.2", 3.4", 3.6", 3.8"

 

[yoomooman]

No, these are what you need:

Only $32.99, and easily measured with a dial caliper. :thumbup

Linkage: http://www.amazon.com/6-16-PRECISION-TELESCOPIC-GAUGE/dp/B000I8NDAS

ooooooooooooooo i like