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putting together a Hobby Stock 360 using EQ 62 cc heads. need the Magnum style double quench dish piston with enough positive volume (more than 20 cc's) to get 9 to 1. It's .040 over, zero deck, .039 FelPro Gasket. Probably a custom piston ??

i want to check a cam w/o any numbers on it when i do Dur .050, thats with zero lash (its a hyd) and when valve opens to 50 then mark deg wheel, continue rotation until valve it 50 from being shut and mark again. that total amount of deg's is the @.050 number? if thats not correct , could...

what spring dia. can PRW roller tip rockers take? using production LA X heads

using 977 cc spring, 1.460 od and they are hitting on the harland sharp rockers rockers advertised to clear 1.550 what gives?