jpdevol

Appears to be an early 1980's CB750F - but I'm not aware of them being produced past 1982 - perhaps it's a Euro model that I'm not...

Yeah, pretty much the same bike with minor differences.......Both UJM's and decent all-around bikes intended to be a compromise of sorts.

A "real CB750" ?? In the '90's ? What model, that's not similar to your maligned Nighthawk, are you referring to? Or are you just fishing?

Typically ya don't need a puller at all; heat the assembly to about 200C and the sleeve can be easily pushed out by hand. Tip: placed...

I think that's a good choice. Steering stop welding is near mandatory. The inverted fork swap typically is an expensive proposition and...

You can swap front ends - often meaning fork tubes and triple trees - to an inverted fork set-up by replacing the steering stem in the...

I'm not familiar with that particular carb set, but typically the factory float height spec yields close to 2-3mm below the gasket...

I'm just wondering if there's a gremlin in the ignition (too advanced, causing rpm rise..which leads to more advance and even higher...

The original shocks had a chrome body and chrome springs - with no chrome spring cover like earlier K models. Your shocks appear to have...

https://www.z1enterprises.com/the-dcc-originals-diy-universal-shock-mount-clevis.html

electronic (transistors)? https://www.dynaonline.com/dyna-s-ignition-system-for-1969-1978-honda-cb500-cb550-cb750-ds1-2/

enables starting in gear with clutch pulled https://www.cb750supply.com/products/5/honda-electrical/46/brake-switches

You can get a reproduction switch assembly https://www.cb750supply.com/products/2/honda-brake-clutch-body/87/handlebar-switches OEM Ref...

In the FWIW department (as I haven't modded a 750L specifically); I think the GL1000 fork mod is primarily to gain the dual disc brake...

https://vmrpaints.com/products/honda-motorcycle-candy-muse-red-restoration-paint?rq=mk_honda~ek_cb750~dq_1979