When similar happened to the Tasman Bridge over the Derwent River in Hobart in the mid 70s there was chaos for some time, but governments were...
Aluminium fabrication is a noisy and messy business. It is mostly worked with tungsten edged wood working gear, and the shriek of a high speed...
In fairness to NAs though, it was but the beginning of a serious attempt on both the horizontal distance, and altitude, urination records (all...
It seems to me that your requirements are unique enough that a degree of customisation will be required. Some of the NAs on here were flashing...
There is probably enough expertise on here to get you through a powerhead reseal, but gearbox may be trickier. With the fibreglass cracking, grind...
So it appears Grandsea isn't so grand at sea after all?
You should be a lot happier with the Yamaha than the old semi tower-of-death Merc. The Mikuni carburettors are a bit fiddly and prone to seized...
@Steve W most outboards prior to 1986 were HP rated at the crankshaft, whilst since then they have been rated at the propshaft after all those...
Shoddy manufacturing is a bugbear of mine and this outfit has just hit the list. Minor topic change are you intending to use that 4cyl Mariner...
Would you not be better off addressing these issues with the local statutory authority? They accept or reject your work on the basis of their rules.
Hi Yanis, the Archive website has a number of books available to read online, similar to a library loan. Anything by this bloke is worth a read....
You do not have acceptable ethics to be engaged in this industry. People die when corners are cut and industry standards ignored.
It makes the outboard vastly more vulnerable to swamping in situations where waves are coming at the stern, following seas, sudden stops and...
I can't see any gain for having an outboard mounted aft of the transom on a displacement hull apart from minor interior space gain. It is putting...
The University of Western Australia owned a custom built 33' Shark Cat with twin V6 OMC Seadrives which were rated at 220hp each from memory....
Gelcoat is really only used in molds. For the interior flowcoat is used and normally flecked with a contrasting colour to avoid fairing and...
Bob something else I overlooked, the inlet is on suction so will need appropriate hosing so that it doesn't collapse and cook your engine, and...
Bob you have a well engineered work of art there, congratulations. The other possibility is a transom mounted raw water pickup. These can...
Well done. I have little experience with electric propulsion, and most of that was in a flume tank with industrial 415V 3 phase motors. It is a...
The Internet Archive website has a wealth of information, including books, and Project Gutenberg will have scanned books from earlier times. Here...