Saving Old Seagulls

My century longshaft in most regards is in good shape, but it leaks gear oil when I leave the engine tilted up using the strut in either of the two positions. The leakage occurs through the water intake slots. Is this normal? If not normal, is there anything remedial I can do about it? I am very ...

Guys - Thanks a lot. I gather heat is not an issue? By the way, in years past I spent a couple of weeks in Hobart and other parts of Tasmania and loved it. What a great place to operate a seagull. And on another unrelated business trip to Queensland, I did buy my wife a purse made of roo leather ...

Thanks. Had a suggestion from off-site. Does anyone know whether leather washers would work?

Folks - I'm swapping the steel tank on my silver century with the brass long range tank. I don't have the fuel tank mounting pads. Are these standard parts I should order or are there off-the-shelf alternatives I could use? Thanks

Folks - Given the interest expressed above, here' a look at the aluminum thrust block from the older model century referenced in my original post. The block currently resides on my silver century. Pardon the fuzziness, but I took the photo from an awkward position making the camera hard to hold ...

Hugz - Thanks for posting the photo to illustrate the question. I've got to learn how to do that some time.

Folks - My century, which is an older model, has an aluminum thrust block with a brass lever held in place by a cotter pin. This pin is removed to release the lever and tilt the engine. Both my silver century and SC Plus have nylon thrust blocks with nylon levers that function as latches, both of ...

chris - Thanks for the feedback on the D9 - seems like that is the plug I should use. Would you happen to know what characteristics make the D9 best for hard running? Is it a cooler running plug for example? In relating your experience, you've also boosted my confidence in the silver century.

On a ...

Vic -I've gone to the website you indicate and am poring over the Champion technical information. This is a good start. Thanks for your reply.

Greetings and happy new year. I'm new to the forum and this is my first post. I know that spark plugs are generaly covered in the FAQs section, but I would appreciate some specfic advice. In the last year, I have acquired three Century models each with a different spark plug - Century short shaft ...