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Harley_Davidson_Evolution_Heads_Ported_16721_84C_16720_84B_Big_Twin_Sportster_01_rc

Harley-Davidson Evolution Heads Ported 16721-84C 16720-84B Big Twin Sportster

23.6.2023 | 07:30 | Read article

Harley-Davidson Evolution Heads Ported? 16721-84C 16720-84B Big Twin Sportster. Looks like somebody was doing some polishing and a split the intake part so I’m assuming…