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A page out of the Executive Summery Manual shows a lower gear ratio and different speedo gear to be used when 29’s are equipped with the High Compression Head
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A page out of the Executive Summery Manual shows a lower gear ratio and different speedo gear to be used when 29’s are equipped with the High Compression Head

1929Buickhighcompressionheadsaxlegearratio

  • Buick Master Parts List (Dec. 1/31) - Showing High Compression Heads for BOTH 116 and 121/129 series engines. Has anyone seen a HCH ?
  • A Western Auto AC Spark Plug ad which clearly shows spark plugs for both High and Low Compression 1929 Buick heads.
  • Type G Plug - for 1929 Buick Low Compression Head
  • N-1 Metric Plug - for 1929 Buick High Compression Head
  • A page out of the Executive Summery Manual shows a lower gear ratio and different speedo gear to be used when 29’s are equipped with the High Compression Head
  • 1929 Buick Master (large series) Head casting number
  • Engine Number stamped on Head: It is not always very legible but is located on the right side of the head between the second and third spark plug from the front of the engine. Ideally, all the engine numbers on the firewall data plate, engine block and cylinder head match.
  • Speedo Driven Gear Housing: R. Kearns noticed 2 different versions with the non-shouldered one (left) the most common. Shoulder would have given speedo cable more support. Casting number is the same.
  • Cut-Away showing Fiber Cam Gear (behind fan pulley)
  • Master Top Radiator Inlet Thermostat Housing
  • Master Top Radiator Inlet Thermostat Housing
  • Master Top Radiator Inlet Thermostat Housing Dimensions
  • Fuel System Set-up used by Lind Coop in his 29-46. Everything below the mechanical pump is mounted on a board under the floor of the trunk - next to the tank.
  • Timing Gear - Fiber 54 teeth for Standard (in photo) and 60 for Master.
  • Timing Gear - Fiber 54 teeth for Standard (in photo) and 60 for Master.
  • Timing Gear - Fiber 54 teeth for Standard (in photo) and 60 for Master.
  • Info on starting an engine that's been sitting for years - Page 2 of 4
  • Info on starting an engine that's been sitting for years - Page 1 of 4
  • Info on starting an engine that's been sitting for years - Page 3 of 4
  • Info on starting an engine that's been sitting for years - Page 4 of 4
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