Fall 1970 Petersen’s Motorcycle Sport Quarterly Book edited by Bob Greene

Contents: Speed Merchant / Pat Owens; Engine Science by Phil Vincent; Yamaha’s Mini Enduro; Spring! – how to read a coil, when rear suspension becomes dangerous; Did Yamaha Top Triumph’s 650?; Basic Tools for the workshop; Four-Stroke Hop-Up; The Indian that might have been; How to weld, solder and rivet; Wrench Racing; Pipe Dreams; The 71’s are coming!; Love ’em or leave ’em – Choppers; Don’t count the Thumper out; The Chopper!; Experiencing the Speedway Jawa; Suspension – Fore and Aft; Boneyards for Bikes; Honda Four – Still More Power!; Benelli’s 650 is Alive; Stroker kits for every occasion; Two-Stroke Hop-Up; Titan of the Two-Strokes; Big Motor Blower; 1921 Megola – Five in Front; more

Softcover, 193 pages

1970 Fall Petersen’s Motorcycle Sport Quarterly Book edited by Bob Greene available at www.DadsVintageAds.com