A metal scrapper came and picked up the Ducati engine and spare crankcase this evening. I tried advertising the remainder of the HD-Aermacchi as a rolling chassis, but I couldn’t find an … The End of the Aermacchi projectRead more
Aermacchi-Ducati Special [Aborted]
A misbegotten desire to install a Ducati horizontal single in a ’73 Harley-Davidson 350SS frame. Do-able? Yes, it turns out. Desirable? Much less so than I initially hoped.
What are my engine options?
Now that the Aermacchi–Ducati divorce is final, what options do I have for the chassis going forward? Well, if you look at the frame’s long, squat engine bay, suitable options are limited. … What are my engine options?Read more
Ducati engine removal
Even though it was a struggle to get the Ducati Monster 620 engine into the Aermacchi frame, I did do it. So I know it can come out. Disassembly is the reverse … Ducati engine removalRead more
Monster engine test fit
Well, dimensionally speaking, I’ve proven it’s possible. But practical? Desirable? Those remain unanswered questions. There certainly isn’t much room to spare. Squeezing the fully assembled engine between the frame tubes was a … Monster engine test fitRead more
Simple Cylinder Surgery
I am still pondering what to do with the Aermacchi. I’ve got no serious offers in response to my ads for the chassis, so I guess it’s going to be up to … Simple Cylinder SurgeryRead more
Another possible idea
I’ve always been intrigued by the Italjet Amarcord concept bike from 2001. It used a standard 125/150cc GY6 scooter drivetrain, but mounted it amidships, rather than out back with the wheel attached … Another possible ideaRead more
Selling my Aermacchi frame?
I’ve concluded that I’m unlikely to ever get around to the Aermacchi-Ducati project, and I have waaay too much stuff cluttering up my tiny workshop. As a result, I have listed the … Selling my Aermacchi frame?Read more
Mojave tank for the A-D Special
Going through workshop withdrawals as my recovery continues, I decided I need to do SOMETHING, and ended up buying a gas tank for the Aermacchi-Ducati Special. The stock Harley 350 tanks out … Mojave tank for the A-D SpecialRead more
Aprilia to Grimeca swap
I had a nifty matched set of Aprilia brake and clutch master cylinders lined up for the Aermacchi-Ducati Special, but both right and left are 14mm units. That’s waaay too large for … Aprilia to Grimeca swapRead more
Simplified engine conversion
So, I’ve been chatting with some folks in Europe making Supermono replicas, and was given a terrific suggestion. Instead of making a whole rocker box and balancer arm, you can achieve the … Simplified engine conversionRead more