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88cc of 5W (in each)
110mm standard
321cc +/- 5cc
gpz 305 fork iol is 140 cc per leg
505cc per leg 10 weight
461 cc from empty( forks stripped)
10WT oil. 175cc per fork.
9.8 ounces
5 oz would be adequate. For a stiifer fork use 10/30 or 10/40 oil.
300cc from Mobile Cycles in san diego, CA
210cc per leg
120mm level