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Re: DB 990 Implematic Engine

Posted: Tue Jan 22, 2019 10:30 pm
by mc
No, it is actually an AD4/55 (100 mm bore x 4-1/2 inch stroke) similar to a 995/6 but it still retains the AD4/47 crankshaft & connecting rods. As the AD4/47 crankshaft has smaller diameter big end journals fueling should not be increased.