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Hi all, Having some strange issues with a T120 ESC. I can programme it's settings with a programmer and it holds them, but it won't hold the throttle programming with a power cycle. This ESC decided to do this in the second round of a race meeting after working well for a year or so. Is this...

My trusty old yellow Sullivan fuel pump died, and have gone back to the old faithful 6 shooter for the time being, but would like to get another electric pump, particularly for filling my larger fuel tanks. Whats out there these days that works, isn't slow or leaky, and will hold up to high...

Hi there, Could anyone give me the dimensions of 21SG or SGX rear winglets please? Thanks, Tim.

Anyone happen to know what the thread size is on the Kalistratov /CMDI needle valve base? Thanks in advance, Tim.

Like the title says, looking for a turbo plug head to suit a 2012 blue head Picco 45 motor. Thanks, Tim

Anyone got any piped 45 outboard tunnel boats they would consider selling?

Hey guys, Australia now has rules passed to allow for 3.5cc SPORT class, including the carb bore limit of 0.320" like in IMPBA. Unfortunately precision 0.3205" gage pins in Imperial sizes are super expensive to buy here in Australia as no-one seems to carry them and have to be custom ground...

Anyone tried a twin 28 rigger before?

I have a friend's TS3 here that is getting a transplant from stock to a piped Go engine. Can anyone give me a starting point for CG, motor height and angle so he doesn't have to work too hard on getting it right at the pond (he loses interest quickly with testing! Thanks, Tim.

Anyone able to give me a few pointers on trim angle, prop height, CG with a stock OS motor (except head shim removed)? Thanks in advance, Tim.

Humor me if you will. I'm playing a little with P spec O/B tunnels to learn these FE things without releasing expensive smoke. SO far so good and am at the point where I'm tweaking props a little more to suit the handling of the boat. (42x55, back-cut and slightly tip cupped). I'm finding that...

Does anyone make a pto adapter plate to put a K&B style powerhead onto an OS lower? Thanks in advance, TD.

I heard a rumour that someone has purchased the Kalistratov stuff and engines might be available again soon. Anyone able to confirm or deny?

Wanted to buy. A PTO assembly to suit a 5 port or 7 port or 14.0mm crank 35 plus Novarossi, that matches the OS lower. Anyone able to help? Thanks in advance, Tim

Looking for asource for an anti-walk strut to suit a 21 eagle SG / SGX. Used in decent condition will do or prefer new. Thanks in advance, Tim

Anyone have any tips to keep these flywheels from spinning loose? I'm not having much success keeping them done up. I am using a nyloc nut to hold it and am using the brass novarrossi flywheel insert. Thanks in advance, Tim.

Looking for any feedback on the O.S. 21XZ-M Speed 3.5cc Inboard Marine Engine Anyone run one yet - thoughts?

Hopefully someone can point me in the right direction. There was a thread on here somewhere that had the set-up notes for a mod vision. CG, Trim details etc. Tried searching for it but can't seem to find it - anyone able to help?

Is there a commercially available timing system out there that anyone can recommend? Preferrably with laser sensors?

Looking for reccomendations on bowl volume and squish clearance for a Green Head in a turbine style1/8 scale boat? Last time I played with 67's it was 0.59cc in the bowl, 50% squish area, at 0.012" clearance - that was with a K67 that had a flat top piston. Also could use a starting pipe length...