Click the link on my sig, there's a lotta 'slow' turbo 420A's
But I agree with the person above, either sell your NT and get a turbo model OR boost that 420A. The swap is just way too time consuming and expensive.
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Olympus Evolt E-510, E-520, E-30 x 2
11-22mm f/2.8-3.5 Zuiko Digital
14-54mm f/2.8-3.5 Zuiko Digital
35-100mm f/2 Zuiko Digital
50-200mm f/2.8-3.5 ED SWD Zuiko Digital
Cybersync wireless trigger
FL-36R, FL-50R, Metz-48, and Vivitar 285HV x 3