Re: Bosch Hydromax brake booster info
As you said, the earlier units like yours had a 1.75" bore and later on they switched to 2". They also had a 1.5" option for the 5000lb front axle according to rock auto.
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Alex
1967 C50 292ci Lumber truck
1967 C50 292ci Dump truck
1967 C60 366ci Fire truck
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