advice on some heads i found
comb chamber 62cc
intake valve diam 2.02''
intake port volume 205cc
exhaust valve diam 1.600''
exhaust port volume 85cc
exhaust port diam 1.650''
flow intake, 290cfm at .500 lift
flow exhaust 205cfm at .500 lift
flat mill
stock rods length
valve length 4.900'' intake 4.940'' exhaust
valve guide length 2.100''
valve guide clearance .0013 intake .0015 exhaust


