Home › Forum › Ask A Member › 1948 Neptune A1 Junior Single connecting rod question. › Re: 1948 Neptune A1 Junior Single connecting rod question.

#54232
garry-in-michigan
Participant

    believe here should be a bronze semi circular bushing cast into the aluminum connecting rod. The earlier models used all bronze connecting rods. The lighter aluminum rods increased RPM and power output. . . 😉