Your question: How do you adjust bunks on a jet ski trailer?

How do you adjust trailer bunks?

Start at the most forward point of the bunk, raise the bunk until it touches the bottom of your boat and tighten until the bunk is in place. Repeat this step moving down your trailer until all of the bunks are touching the bottom of your boat, and are secured in place.

How do you adjust trailer bunks to fit a boat?

Adjusting The Bunks

  1. Remove any keel rollers, guides, or anything else you may have touching the keel.
  2. Unhook your winch strap from the bow eye, and move the winch stand foreward enough to give you some room.
  3. Adjust the bunks so the chines on your hull are resting on the bunks.

Should trailer bunks be loose?

Possible to move them with strong effort, but generally you want the bunk boards to retain the hull angles when the hull is off the trailer. While you are down there, make sure the other bolts holding the wood bunks to the brackets are properly snug.

Should boat trailer bunks be level?

1. The general rule of thumb is to adjust either rollers or bunks as low as possible and still keep the boat free of fenders and or the road. In particular the stern bunk adjustment normally will always be lower than the bow bunk adjustment.

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How far can a boat overhang the trailer?

Rule of thumb is no more than 12″ of transom overhang beyond the trailer frame. But an important factor is the tongue weight. Too much isn’t good for the trucks suspension and too little the hitch could disengage in rough road conditions.

How far back should a boat sit on a trailer?

Set boat on trailer while maintaining no less than 2″ gap between keel and tongue plate cover. The end of the bunks/rollers should be flush with transom and the boweye should reach the winch post. If this is so, the rear pivot should remain in the A-position.

What’s better bunk or roller trailer?

A roller trailer has plenty of moving parts that will give out sooner or later while a bunk trailer seems to just keep on going no matter how much wear and tear you put on it. If you’re looking for the long-lasting option a bunk trailer will have you sold in no time.

What is the best wood to use for boat trailer bunks?

Which wood should I use? For wood, pressure-treated pine is the industry standard for trailer bunks. Popular alternatives are oak, cypress and other hardwoods that add even more durability. Composite boards used for patio decking are other options, but pressure-treated pine is a proven material with economic benefits.

How do you align boat trailer rollers?

Set the keel rollers so that the bow sits slightly higher than the stern. Loosen the bolts on the wobble roller mounting brackets then adjust the rollers so they sit snugly against the hull. Tighten the bolts firmly again. Drive around the car park or block to ‘settle’ the boat and re-adjust where necessary.

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How long should Boat bunks be?

The general rule of thumb is that you want your bunks to extend completely to the stern (rear) of the boat, or even and inch or two beyond. That way the transom has plenty of support as you drive down the road.

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