F fastford Forum Member Apr 19, 2015 #1 2.050"/1.600" stainless valves, hydraulic roller springs, 7/16" screw in studs and guide plates, 60cc chambers, 210 cc intake ports. CNC ported. I planned to run them on my 393 but have changed directions. SOLD Last edited: Apr 25, 2015
2.050"/1.600" stainless valves, hydraulic roller springs, 7/16" screw in studs and guide plates, 60cc chambers, 210 cc intake ports. CNC ported. I planned to run them on my 393 but have changed directions. SOLD
