Tuning & Racing - Two Stroke Tuner's Handbook by Gordon Jennings 0-912656-41-7 #1551

Two-Stroke Tuner's Handbook, by Gordon Jennings, 156 pages   Production of H.P. Books #41  ISBN # 0-912656-41-7   Printed in 1973   Used but in excellent condition.  #1551/A

CONTENTS:

Fundamentals:  Predicting Power, Piston Speed, Piston Acceleration

Crank Train:  The Piston, Piston Rings, Wristpin/Crankpin Bearings, Crank Assembly

Cylinder Heads:  The Combustion Process, Squish Bands, Plug Location, Head/Cylinder Sealing

Expansion Chambers:  The Basic Process, Tuned Length, Diffuser Proportions, Baffle Cones, Outlet Pipes, Lead-in Pipes, Expansion Chamber Design Formula

Port Timing:  Specific Time-Area, Angle-Area, Time-Area Combinations, Emphasis on Area, Timing Limits, Rotary-Valve Timing

Crankcase Pumping:  Resonance Effects, Carburetor Location, Crankcase Volume, Reed Valves, The Rotary Valve, Intake Port Shape

Cylinder Scavenging:  Exhaust Port, Port-Edge Chambers, Flow Patterns, Multiple Transfer Ports, Subtletics

Carburetion, Ignition:  The Basic Carburetor, Adjusting Mixture, Ignition Fundamentals, Spark Plugs

There was a hand written note on the inside of the front cover.  We covered it with white liquid.  Other than that, this manual is in mint condition.