Would a 1970s Sachs Moped (Balboa I Think) have a Two-Stroke or Four-Stroke Engine? If it Would Have the Former, Would if Have an Oil-Injection System Like Some Tomos Bikes? Seller's Starting
1979 Columbia Commuter (sachs motor) — Moped Army
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First Moped! 1979 Columbia Commuter with a Sach's 505 : r/moped