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1952 Harley-Davidson 74 OHV Hop-Up - Break 115 mph 3-Page Article

Hopping up that big twin doesn't have to be a radical, expensive job. This formula calls for stock cams, pistons...

Original, vintage magazine article. 
Size: Approx. 8" x 11" (20 cm x 28 cm) each page. 
Condition: Good