I know that some 24v HZs came with a smaller starter, but I have no idea about the application....
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I bought a 15B-FT a few days ago; @SteveJackson will be bringing it over in his next container of Land Cruisers, so it'll be a few months before I see it.
The plan is to put the engine into a BJ43 with an H55f.Wow, that looks great, congratulations. I'd love to put one of these with the auto and everything into a LJ78. I think it's the perfect motor, and seems it would fit really well.
What do you plan to put your motor into?
Thank you and thanks to Steve for help.I bought a 15B-FT a few days ago; @SteveJackson will be bringing it over in his next container of Land Cruisers, so it'll be a few months before I see it. View attachment 2447936View attachment 2447937View attachment 2447938
Hi.Interesting to see - 15BFT megacruiser spec? Rear hump sump etc is good. Not common to see them with rotary IP and the small 2" intake. Is it the CT12B setup same as the coaster or is it a CT26?
Strange questions - do the megacruiser blocks have a serial number (flat on head next to the thermostat housing)
For fitment in a Landcruiser, 15B will fit an H55F (if it has the correct B input shaft) if you have a bellhousing and *all* associated components from a B series landcruiser. NB: BJ4X cast iron bellhousing and BJ7X alloy bellhousing set the gearbox at different angles.
There are various flywheels (8 bolt), the larger ones from a coaster with 2 piece bellhousing won't fit, I'm not sure what size the megacruiser ones are. I ordered a new flywheel as mine is a coaster engine and too large.
Note: 15BFT is usually mechanical inline injection pump (PCV hose comes out side of rocker cover like a 15BF), 15BFTE usually rotary electronic (PCV hose on top of rocker cover as per images above)
From what I have seen of pics online, the military megacruisers seem to be 15BT (8 valve version), 15BFTE and NO4C. the 15BFT seems to be limited to the Coaster bus.
I will be doing a write up in a thread soon, as I get mine put together and installed in a BJ42
I'm prepared to be proven wrong, but I'm pretty certain that there was never an eight valve 15B. I think the term '15BT' is vernacular.
There are supposedly 15BT from BXD10, looks like a 14BT but the block stamped 15B. Pics below from "4 Wheel Auto Wholesale" fb page, who state they pulled this engine from a military spec BXD10 megacruiser.
This block pictured is not the same as my 15BFT block. I think stroke is same between 14BT and 15BF but bore is slightly larger on the 15BF. Perhaps the 15BT was a bored out 14BT to give the megacruiser more torque, and the 15BF engines came later.
Most of the time when people say/write 15BT they're actually referring to the multivalve engines (15BFT or more often 15BF+T)
View attachment 2456631 View attachment 2456632
I bought a 15B-FT a few days ago; @SteveJackson will be bringing it over in his next container of Land Cruisers, so it'll be a few months before I see it. View attachment 2447936View attachment 2447937View attachment 2447938
I don't see any listing in the EPC for a 15B so wonder if it was a pre-production prototype? On my 3B, '3B' is cast proud in big letters. That block seems to have been ground and stamped.
Good to watch out for when buying though... I want my 16 valves!
There is no publicly available EPC for the military versions AFAIA
It's very easy to spot the 15BF series head - it's much wider! The rocker cover breather is a good way to spot the electronic version.
Not posting it in the EPC makes sense. I definitely wouldn't want one of those, must be a PITA to find any 15B-T specific parts, if there are any.
It was in several other models including the civ mega and coaster buses.
Read back In the thread. No listing of a 15B-T in the EPC. 15B-F, 15B-FT, 15B-FTE yes. But not the 8 valve 15B-T.