Continental Red Seal Engines and Power Unit Instruction and Parts Book | Online Manuals

Instruction and Parts Book of The RED SEAL CONTINENT AL ENGINES and POWER UNITS Y69 Industrial MODELS PY69 Power Unit Y 4069 Automotive Bore 2-1/2" Stroke 3-1/2" Displacement 68_72 cu_ in_ S.A.E. Rating 10 H.P. Y91 Industrial Y 4091 Automotive PY91 Power Unit Bore 2-7/8" Stroke 3-1/2" Displacement 90.89 cu. in. S.A.E. Rating 13.22 H.P. Effective June 1, 1939 has 35 pages.