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Old 24-12-2011, 12:14 PM   #1
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Bolt Sizes

Could any one please confirm the engine bolt diameter and length for mounting an XR2 direct (no lifter)on a Phantom 19 Hull,mine has a course thread bolt and I think ? fine thread are more suitable or please correct me if wrong.Nic
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Old 24-12-2011, 12:17 PM   #2
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how thick is the transom?
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Old 24-12-2011, 12:31 PM   #3
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Quote:
Originally Posted by NIC SURRY View Post
Could any one please confirm the engine bolt diameter and length for mounting an XR2 direct (no lifter)on a Phantom 19 Hull,mine has a course thread bolt and I think ? fine thread are more suitable or please correct me if wrong.Nic
They are supposed to be 1/2" UNF and what you have are probably 12mm, Long enough to reach and be double nutted I think the Merc nearest are 4 1/2" (might be a bit short) and 6" (might be a bit long)
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