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Hi All members:
The 4130 chromemoly seamless pipe for the engine mount.
What is the appropriate size for building a engine frame, as the included drawing of Paul L. ( copyright P.L )
The outside diameter and wall thickness ?
7/8 Inch OD x 0,069 “ Wall thickness ?
or 0.120 W
1 inch x OD ?
Cant find any specifications for such a design.
IMG_5104.JPG
Sent from my iPhone
Le Roux Breytenbach
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