Never run, professionally built '73 340. Approx. 375-390 h.p. With cam change easy 425+ h.p.
Pump gas motor with 9.75 c.r. Mopar Performance cam- .484"/.284". Ported and polished heads with 2.02's and hardened seats installed for unleaded gas. .020 over forged TRW pistons. Crank (.10/.10) is...