big end shell 350 3rd o/s 350

Model:  M250319.3
Part Number:  25.03.19.3

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THE FACTORY NEVER MADE 3 O/S SHELLS AVAILABLE AS THEY COULD NOT GUARANTEE SUFFICIENT THICKNESS OF HARDENING ON THE CRANK PIN. USE ONLY IN DESPERATION. GRIND PIN TO SUIT AS IT IS NOT A FULL INCREMENT OVERSIZE