sealing outboard mounting bolts on new transom Re: sealing outboard mounting bolts on new transom What you want to do sounds like a Cadillac solution, when the Chevy solution everyone's been using since time immemorial works just fine In other words, I agree with Bond-o above; some 3M 4200 (or 5200) on the bolts will do the job If there is a problem with what you propose, it is this: what if you need to raise the motor on the transom (i
Bolts for mounting motor to transom - iboats Boating Forums Re: Bolts for mounting motor to transom I redid the transom on my 50's starcraft about 3 yrs ago I got the stainless bolts at ace As mentioned above get the nylon, lock nuts due vibration I just made a aluminum plate out of 80 thousands 7075 that was about 3'' tall and extended horizontally about 3'' past the bolts on each side
What Kind of bolts are used to mount Outboards Re: What Kind of bolts are used to mount Outboard's ? JJB, We normally use the largest bolt that will fit in the mounting holes (usually 3 8") I recommend stainless, with SS flat washers and SS locking nuts SS is plenty strong for this purpose Put some caulk on the bolts to seal them
What is the best sealant for sealing motor mount holes? Re: What is the best sealant for sealing motor mount holes? No, my new motor mount fits existing holes in transom I am looking for the proper sealant for sealing the mounting bolts and holes I did get some 3M 5200 today, figure with the remaining prep before first water I will have time for proper drying of the 5200
Outboard mounting bolts over tightened at factory, or soft transom? Remove those scuppers and have a look, also drill 1 4" dia inspection holes 1 inch below the engine mounting bolts on the inside of the transom You know what dark and wet or just wet wood means don't you? I don't trust the tapping knocking beating on the transom for a solid or soft sound, nor do I have faith in the bouncy-bouncy on the motor leg
What to use for sealing transom motor bolts - iboats Boating Forums Re: What to use for sealing transom motor bolts Another product is Boat Life sealer I used it on my motor mount bolts (40hp) three seasons ago No sign of leaking And it stays fairly flexable, won't get hard and brittle It is designed to seal marine applications that you will have to get apart eventually It is NOT silicone, and takes almost a full week to cure, but I think it is a great
Torque on transom bracket bolts - iboats Boating Forums Hello, I have a really old boat (1969) and I recently replaced the outboard However, I have no idea if I tightened the mounting bracket bolts (connecting outboard bracket to transom) to sufficient torque I did significant searches both here and on Google and didn't see a single mention of
Best way to seal outboard mount holes? - iboats Boating Forums Re: Best way to seal outboard mount holes? If the holes are not enlarged and inner transom is in good shape, I suggest you just use the original mounting bolts and seal with whatever sealer you choose (fill the holes with sealer before pushing bolts thru and coat the surface around the bolts before tightening just clean up excess when done) There are several good sealer choices that will