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rotorwrench · 08-09-2019, 02:30 PM

I thought the French SUMB engine rods for the 4-inch crank were 6 7/8". All they wanted them for was so both engines could use the same Ford type pistons.

08-09-2019, 02:30 PM	#49
rotorwrench Senior Member Join Date: Jun 2010 Location: San Antonio, Texas Posts: 16,436	Re: 1CM Merc Crank In A 40? I thought the French SUMB engine rods for the 4-inch crank were 6 7/8". All they wanted them for was so both engines could use the same Ford type pistons.