Just extend them out with standard automotive clamps piggy backed on to what you already have or your local auto parts store or plumbing supply might be able to order over sized clamps for you.
If your using a L/T or PC open Edit in your original post , click the Prefix tab to Sold/Closed then scroll down & click Edit Topic . This does not seem to work with the mobile app yet tho.
Greg's H.S. Attackers & the Optimizers did there fair share of damage at the higher troll speeds, never had to worry about spinning one up to 4.5 / 5 or so & you could cover a lot of water looking if need be.
Garelick 4-Stroke Bracket
71090: H.P. Rating: Over 7 1/2 to 30. Motor Weight Not to Exceed: 169 lbs. Vertical Travel*: 9 1/2" (24cm) Mtg. Pad: Poly Mounting Board Dimensions W x H x T: 11 1/2" x 10 3/4" x 2" (29x27x5cm)
Bracket is in like new condition $175.00 I can bring it to Watkins Sunday