Thread: Looking for help with Older Triumph
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Old 05-14-2021, 01:12 AM
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Location: Adelaide, SA
Cobra Make, Engine: AP 289FIA 'English' spec.
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Quote:
Originally Posted by MOTORHEAD View Post
whitworth ?
1/2" BSW (ie Whitworth) pitch is way too large at 0.0833" or 2.12mm, so I didn't even mention it, and 1/2"BSF pitch is 0.0625" or 1.59mm
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