AMB

Heres some numbers on some small ones Cox 049 Golden bee and Cox Sure start 049 both Davis diesel conversions

13000 black MAS 6x3 Davis 1/2 A diesel fuel thats right RPMS was identical on both

The front intake medallion did 15000 on the same fuel and prop

golden Bee 10300 7x3 Gray APC diesel conversion
medallion 12000 7x3 Gray APC diesel conversion

Hobbsy

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Good numbers, the smallest Diesel I've run is an OS LA .10

nitroairplane

cool i got 13,000rpm out of a diesel pee wee .020 and a black thimbledrome 5 by 4 prop